Autolisp read csv i have csv file contains point, northing, easting, elevation, description. Autocad 2024 supports Lisp but DATAEXTRACTION. You then "Close" the file. (d autolisp_IMPORTXYZ - Free download as PDF File (. every row values will be put side by side. 🙌 SUPPORT THE CHANNEL 🙌- Hit the LIKE button and SUBSCRIBE. csv" and only plot to PDF layouts named in that csv file (column B) starting from cell B2. Jun 25, 2013 · Hello AUGI Members, I have a lisp routine that reads an Excel (. I need a lisp to update title block from drawings reading information from a excel file (ldf. 425 10 Jun 7, 2018 · A CSV file is merely a Text file whose data is delimited using commas - you can easily convert your Text file to a CSV file. CSV file type [easy for AutoLisp to read]? Jan 19, 2017 · Hello guys, I'm trying to make a lisp to import points from txt file to autocad, and then to polyline them and to make a union from those points, creating a iregular area. For read csv, google Lee-mac import points. csv) spreadsheet with 6 columns (column 1 & 2 are the X and Y coordinates) and Inserts a block that has 4 attribute fields. I’m hoping someone can help modify Lee Mac's code to update the entire list of DWG files in the drawing column of a Oct 24, 2025 · @frjuniornogueira1 wrote: I'm experiencing a performance issue when processing very large CSV files. 7K subscribers Subscribe May 16, 2013 · Dear folks, I'm not expert in lisp but I can read some functions, I have a big problem in my job and have to revise more than 300 drawings until saturday. In the image below, you can see in red the fields that are the same every time, and in green, the variable values I want to select from Just remember to use single forward slashes like the following example when you specify the path and filename and you won't have any problems. Jun 24, 2024 · For beginner lispers I would recommend a different approach. I currently have a code functioning that will read a CSV file and then update the dynamic block Update SIngle Title Block). Appends to an existing file using write-char, write-line, princ, or print. Nov 8, 2021 · This uses Lee Mac's ReadCSV program - I'm bringing the List of lists in, and locating the nth, nth value . Oct 23, 2005 · I have no idea if with Lisp it's possible to open, read, search, extract and use data from a . The file has Apr 25, 2019 · Hi all, I need help with exporting texts co-ordinates, rotation and values/contents to the excel csv. Can you export the excel file in CSV format? That's plain text, much simpler to read from within AutoLisp Jan 30, 2025 · If the latter, is the reference to be bypassed, or is it needed somehow for Block insertion? Are lines like that the only contents of the file? Is it a . Nov 18, 2022 · CSVファイルから座標点を読み取り、名称ごとに画層を作成しブロック挿入するAutoLISPサンプル。 Jan 12, 2011 · Hi All, Following an idea posed in this thread, I have created the following code to enable a user to automatically update titleblock attributes using data sourced from a CSV Drawing Register, a file which may be created using the DataExtraction command. The file has Aug 14, 2022 · Hi, I'm working on Automation of copying tables from *. The DCL is working, but i got no clue on where to start Dec 9, 2022 · エクセル形式のファイルをCSV形式に変換してAutoCADに読み込みます。予備知識列と行エクセルの列は縦。行は横です。「漢字の2本線の向き」って考えると覚えやすいです。ファイル読み込みテキスト形式のファイルを読み込む方法について書いた記事で Apr 28, 2021 · ) (princ) ) Expand In this program possible that we can select text one by one or all in AutoCAD and export to CSV. "w" - Write mode. Currently, our method of updating a "table" in AutoCAD involves manually transferring the data which can lead to mistakes and be cumbersome. My code works correctly, but when I work with large datasets, reading becomes extremely slow. The Sep 17, 2022 · 1 I believe the functions you are needing to solve this question are open, read-line or read-char, close, strlen, and substr. Functionality: To import text from CSV file as AutoCAD text. Apr 11, 2024 · Hello everyone, I have a CSV file with several lines in it. But XLS is especially formatted with Excel program codes. May 1, 2013 · "r" - Read mode. I would like it to export as (Point Layer,x,y,z) or (x,y,z,OD1,OD2,OD3) to export all the object data fr Apr 22, 2025 · Thats why just import the points using a look up table read a csv etc. Oct 24, 2025 · I'm experiencing a performance issue when processing very large CSV files. Any other lisp program for That. The layout are numbered as 1,2,3,4, etc. But there is something wrong with the code, can anyone help me fix it??? value in csv file: arvore 100 100 8 8 0 AA lisp unt Oct 24, 2025 · wrote: I'm experiencing a performance issue when processing very large CSV files. Dec 7, 2022 · Up until this point the lisp is working fine, drawing names are correct & the dwgname does exist in the csv file. In order to use a file you must first open it, giving it a symbol name and designating whether it is to be read from, written to, or appended. Writes to a file with either write-char, write-line, princ, or print. The program is designed to run automatically when loaded and, after being correctly configured, may be added to the Startup Welcome to the AutoLISP Tutorial: Export Block Attributes to CSV. Nov 19, 2024 · Hello all, I want to make a digital 'tree-catalog' for my collegaes. Thanks in advance. Nov 16, 2023 · Hello all, I'm attempting to write a code that will read a csv file, and for each line, spit out a block with the attributes defined using that csv. Automation in AutoCAD using AutoLISP This is a collection of AUTOLisp scripts that might come in handy for everyone. So what I want to do is create a lisp function so that it reads the x , y coordinate and the point number from a csv or excel file and inserts an existing block with an attribute Dec 10, 2024 · Hi forum Below is a lisp I use to generate a . Note: CSV title (row 1 & 2) and Chainage (Column A) not necessary I attach sample DWG and CSV. INDEX. Feb 25, 2021 · Hi All, I need to find a value in a line of a CSV file, and get a list from a line. This comprehensive guide is crafted especially for beginners eager to delve into the world of AutoLISP within AutoCAD. the CSV file in question is a bill of materials export from Autodesk inventor, which contains a mixture of Jun 27, 2020 · I want a lisp for export text to csv like this I want csv like this format. 開啟已有的TXT檔案並寫入資料 基本上利用 OPEN 來開啟已有的檔案， 用 write-line 來寫入每一行， 用 close 來關閉檔案， 範例： (setq file (open "D://123. Jul 17, 2017 · This code will read the CSV file from the attached files. read-csv is a lisp library for reading CSV (comma-separated value) files like the ones exported from Excel. For example it currently exports into a CSV as (x,y,z). When the script "updat Dec 9, 2021 · It exports the selected polylines lenght to a CSV but it does not give it a name so i cant make a difference between two (or more) types of polyline. Book3. Return Values Type: String The text read by read-line, without the end-of-line marker. csv list of all layouts that exist in the active document to a subfolder in the same directory named "table of contents". Esurvey Lisp is collection of AutoLisp Tailor made for Civil Engineers working on Infra Project. csv file, would it be of use to you if I posted it up? The AutoLISP Developer's Guide provides you with an overview of the main topics and workflows for using the AutoLISP programming language. So I'd like to know how it works I already found this thread in which an example code is writte May 29, 2015 · Hi All - I have a Layer Import routine that I borrowed from the brilliant Lee Mac -- where you import Layer definitions into your drawing from a CSV file. For example when you read an ASCII file as text into a string, the string may be shorter than the file. this is all working fine, and I am able to use this functionality to write values to an Autocad table and some attributes/ text. I hav If a CSV file with the supplied filename already exists, this function will overwrite the existing file. The file has Jan 11, 2025 · Hi everyone, Thank you for taking the time to visit. Note: If the existing file is not found in append mode, autolisp will create a new empty file. Does anyone have suggestions on how to optimize this operation? I've att filename Type: String Name and extension of the file to be opened. AutoLISP is based on the LISP (LISt Processing) programming language. Have just migrated from 18 years with Terramodel and am looking for a program to read a csv file and place the text in the open drawing. So I'm writing a separate LISP to check that column of the CSV for commas, remove where necessary, and write the corrected comment back to the original cell. With them, you can find the "HP" within the text. lsp Create non-overlapping labels over each station. 442 442. I am working on Autolisp in which I have generated one csv file (excel). If I use the following read-line formula: (setq ReadText (open "C:\\\\M Apr 1, 2013 · AutoLisp, ExportXYZ - Import coordinants from a Excel, CSV, TXT or any ascii file. csv file to be read and then iterate through to the line you want, then you could close it and reopen it, programmatically, and write out to it at the end of your edit. after that we change text in CSV then draw text in AutoCAD , remove or replace old text and draw the change text at same location. w Open for writing. When you "Open" a file, Autolisp returns a file handle. mode Type: String Indicates whether the file is open for reading, writing, or appending. txt)にある文字を読み込む方法です。予備知識関数 open, clo Mar 14, 2012 · Hello all, I've recently come back to AutoCad after a few years absence and I'm surprised at how Lisp I've forgotten. In the attached file, column A contains the names with which the search will be carried out. Which can be developed further wi May 10, 2018 · I am looking for a lisp routine that will export point data eg. This can achievable through AutoLISP? I found PASTE SPECIAL command to import excel tables as editable tables, Is it possible to Automate this process using AutoLISP? Dec 18, 2013 · All Activity Home AutoCAD Customization AutoLISP, Visual LISP & DCL LISP Program to read csv file and place text Oct 14, 2024 · This week, we are looking at a building block, something that can be used in later LISP files. I am trying to use Jeffery P. I used to know how to do this: I can't remember how to extract the comma separated values from a text string. The pr Dec 26, 2022 · Hi all, I need a lisp command that, as I click on 3D Point (s), the xyz coordinate will be exported or concatenated to "C:\Users\John\Desktop\PData\Coord. Jul 12, 2024 · Hello, I have a large csv for survey data. Mar 23, 2007 · Hello everyone How to write the lisp code that can read the csv file then create a list of data for every line read (line-by-line). I do not have any time to work on this today or tomorrow, but I will take a look soon to see if it is possible to write something only using AutoLISP. Mar 28, 2017 · Hencoop, Thank you for the suggestion to switch to a csv instead of using an excel file and the knowledge of how to read the csv. However, I am having issues with getting CAD to auto update a set of drawings. How do I do this? Greetzzz, Gerben Sep 9, 2008 · Hi, Does anyone know of a way to extract the x,y,z vertices data from a 3D polyline and export it to a . If you do not specify the full path name of the file, open assumes you are referring to the AutoCAD default drawing directory. Some of the surveyors put commas in the Notes field, which buggers the CSV for reading. ) after the layer is imported from the CSV Dec 8, 2010 · To get a similar representation from a CSV file, you need to read the file one line at a time (use read-line) into a string variable. I want text coordinates, rot Aug 10, 2021 · How should go about doing that ? 3) Now I should be able to call the function test like this: (test name (read p1) (read p2) textlist) ; ignore name, p1,p2. Only thing is I assumed that you wanted the path to be the same as the drawing. Share File-Handling Functions Reference (AutoLISP) The following table provides summary descriptions of the AutoLISP file-handling functions. dwg) 2. The main purpose is to calculate the area of this created object. The last two functions manipulate the string variables that were pulled from the file. how to read this and how to decide on decimal places AutoCAD Lisp Vlx #CsvLayers create/import layers from a list in a CSV/Excel file Civil Engineering Survey 28. First you "Open" the file. Thus, the CSV file is found first, and then the line in the CSV file is found. It's free to sign up and bid on jobs. Jan 3, 2025 · please help me write a code. A site for AutoLISP enthusiasts to exchange AutoLISP functions and tips. Reads a file with either read-char or read-line. Oct 25, 2025 · @frjuniornogueira1 wrote: I'm experiencing a performance issue when processing very large CSV files. xls) and I need to insert a new block (c_sdk) with old information, I will try to explain using an Apr 28, 2024 · hi every body👋 is there any lisp about this issue? : i have a excel sheet that include coordinates and a text in every row i need to import that text to those coordinate in autocad! Dec 14, 2011 · I'm not exactly an ace lisp coder but I do understand enough of it to get myself into trouble. csv" I've searched for hours & found similar, but I don't know how to export to the same folder & csv file every time (I'm new to lisp). May 8, 2023 · There are other methods, save as csv and read file, another is to read excel direct. lsp Load required drawing template as new Jul 2, 2019 · You may use my existing Read CSV function for this task - I have included a test program on the linked page to demonstrate how to call the function in a program. May 30, 2024 · CSV file is simply separated by commas, without any additional code, so it is easy and fast to read. Now, what I want it to do is to instead of printing all layouts, read a csv file "title_block. Specify a string containing one of the following letters: r Open for reading. (I need yellow highlighted values only) . The format with ; is allright. It sounds to me you are making it to big a task. I suspect the read-line method may be the main bottleneck. csv files and I'll look into that later, but I really like the versatility of text files. So you would just read-line till a match is found. If the file cannot be created (most likely a result of read/write permissions set on the directory in question), this function will return nil. xls file using Auotlisp itself. But, I don't know what to do. Attach excel data sheet and sample drawing. I am using the Mac version of AutoCAD 2018. Is there a reason why you don't use Excel to save the file as CSV first and then use the Lisp function? Area Object Link | Attribute Modifier | Dwg Setup | Feet-Inch Calculator Layer Apps | List on Steroids | VP Zoom Oct 16, 2018 · Hi, I want to split a string where the "underscore" is the split character. Using a script maybe I can solve my problem. It would be similar to what Lee Mac's UpdateTitleBlockV1-9 does to update title blocks. I do know there is a way to write and read . With the usual problems. xls file. Please help me to get over this. txt file) ASMI has something close to what i am looking for with his 3cord tool (i'm not allowed to post the link) unfortunately this does not work in AutoCAD 2004, and does not output to a file. I was hoping to do this without installing any other programs onto the computer. Jul 7, 2016 · I have this code from Python to read a csv (comma separated text values) file line by line as string and then split each such line string into fields and print each on console: def readfilefn(fil Oct 20, 2007 · help on read and write to . Oct 24, 2025 · @frjuniornogueira1 wrote: I'm experiencing a performance issue when processing very large CSV files. Each line describes details of a certain block. Read the texts in one drawing - see the documentation about the SSGET function. Then you need to tokenize that string. i also have a drawing file that has attributes-point,description,elevation. Thank you in advance for your help. txt Jul 20, 2023 · Hello I am trying to create a lisp that can update a table based on data from a csv file. csv" "r")) Reading a Line of Data from a File The command we'll use to read the data from the file is with the read-line Autolisp function. It should work like this: 1. (setq g (open "c:/test data/SampleData. Apr 30, 2009 · does anyone have a lisp that will read a csv file and make a table out of it? the only catch is that i need it to read the file in decimal form and make the table in architectual feet and inches and help would be great Jul 12, 2019 · It works just fine. Working with external files is very simple. csv file has an information , this information should apear in autocad as a text close to the point it Oct 20, 2024 · Hi, I am trying to automate the update of title blocks using Autolisp. Note: The amount of characters of "name" and "type" may vary. A list is a structure enclosed by parentheses. This help topic explains lisp related to Import / Export. The document provides instructions for using the ImportXYZ program, which allows users to import XY or XYZ coordinates from various file types, including Excel and CSV. Thanks in advance Feb 25, 2015 · Hi. By virtue of working in many different companies, I have come across an 'update' lisp routine that takes title block attribute information from a csv file and updates all title blocks. For example Common Lisp will represent internally CRLF with a single character, on platforms where CRLF is newline. csv file - open the file for appending - write the first text - write a separator - write the other text - close the file 3. elevation_profile. pdf), Text File (. I am almost Creating custom routines with the AutoLISP programming language is an excellent way for you to automate and extend AutoCAD to the way that you want to work. The first part of my "routine" is to pull from a template file th Dec 29, 2022 · and adds a comma between the tag and the value and writes the string as one line each to a CSV file of your choice. You can also append data to an existing file. Mostly all the texts are in one or two layers. 3. Aug 1, 2007 · ImportXYZ – Import coordinates LISP August 1, 2007 Screen Shot of lisp routine Filed Under: AutoLISP Routines Sep 10, 2023 · Hi. Using excel "concatenate" is very simple you can copy a column and paste to command line. I seem to get errors no matter what I try, and AutoLISP is so very confusing to me despite plenty of prior programming knowledge. May 25, 2011 · A wealth of free AutoLISP programs and functions to demonstrate a sample of the work by Lee Mac Programming. If filename Aug 27, 2018 · 1. Does anyone have suggestions on how to optimize this operation? I've attached an example of the CSV I'm using for reference. The read function parses the string representation of any AutoLISP data and returns the first expression in the string, converting it to a corresponding data type. DATAEXTRACT seems to be not available on Mac and -ATTEXT Feb 2, 2018 · I want to create a simple AutoLisp routine to update a blocks, regular and dynamic. I hope you can assist me with my current challenge. There are 4 columns data with several row. However I have been using autocad scripts to get my job done. already read from csv Please help me Nov 1, 2024 · Hey all, Like many others on here, i've been trying to find a way to mass update title block attributes from a CSV file. Programação em Lisp Aug 14, 2006 · To use Lisp, you would need to set the . , Attached the list of the text file and screenshot the layout text. Then you process the file by "Reading", "Writing" or "Appending" to it. Aug 29, 2018 · Hi everyone! I'm trying to write a AUTOLISP code that prepares index of dwg files using names inside theese files. _load_template. I do have a routine to create drawings from a . CSV. Despite these drawbacks, AutoLisp has certain basic tools that allow you to read and write one character at a time, or a full line at a time. Thanks. You’ll embark on a detailed journey to understand and implement a functional LISP routine, designed to extract block attributes and save them into a CSV format. Oct 21, 2020 · What I need is a LISP to read in a csv and create a "DIAG_CROSS" block at each of the coordinates and generate 8 block attributes that match the points attribute tables, the last column in the csv contains the target layer designation for the block. i want to make an autolisp that import csv data into autocad. Dec 4, 2019 · Anyone knows any lisp to edit block description? Might be better if can import and export to Excel or csv or txt I did not find anything rekeyed in Google, so probably this is the first time that anyone request this. The code is designed to be as generic as p Oct 29, 2009 · Hi Folks, First time here and I have read all forums about lisp, block attributes, csv and other editing. Download of CAD utilities Download CsvLayers - create/import layers from a list in a CSV/Excel file - see sample: [ + show all files ] File Size Date Search for jobs related to Autolisp read csv file or hire on the world's largest freelancing marketplace with 24m+ jobs. Keeping in mind this is after you do all this: Jul 23, 2018 · VL-string-search will return a string in a read-line from either a csv or just a plain txt file. Elaborate in more details what you want to achieve. This can only be read by Excel. You can configure my program to source the data automatically without prompting the user for the file - read the program description. Then program enters to each file Mar 14, 2019 · I was using code from Lee Mac but it does not seem as if I am able to edit to export object data as well or the layer the points are on. Oct 31, 2017 · I'd like to make a lisp that allows cad to communicate with excell. csv file into . non_overlapping_labels. csv files Hi Can any one please help me on read and write commands in lisp how to use it and how does read command read from a file for eg i want to plot a traverse in cad my csv will have point, easting,northing,rl,code. If read-line encounters the end of the file, it returns nil. , I am new to the lisp programming. The problem with this lisp is that is that the layouts are listed alphabetically instead of following the order in which they a Jan 16, 2015 · Post a dwg and csv, sounds like you need a more specific lisp that just does your task, reading a csv is easy, updating a block is easy, the only hard part here is that your titles are all in model space so you need to advise of the desired method of the order picking line 1 is this title, and so on. Program Description This program offers the ability to automatically update drawing titleblock attributes (or indeed, any attributed blocks) with values sourced from a CSV file (a comma/character-separated-value file which may be opened & edited as an Excel spreadsheet). AutoLISPで作業を自動化したいけど、プログラミングに詳しくないのでツールが作れずにお悩みの方へ。 5年以上のAutoLISP経験を活かしてAutoCADを自動化するツールを作成します。 既にお持ちのAutoLISPプログラム修正も対応可能です。 Jun 22, 2018 · I want to extract all the coordinates and the text itself of a specific layer into a CSV file. The first four functions relate to AutoLisp writing and reading a file. Does anyone have suggestions on how to optimize this operation? Oct 25, 2025 · @frjuniornogueira1 wrote: I'm experiencing a performance issue when processing very large CSV files. You may then iterate over the list of rows and perform the necessary operations on each pair of items. The file has Jul 25, 2019 · I wan to lsp routine that able to import csv data to autocad format of csv are attached, ****Please note heading row are not part of csv those are only for reference. Thank you in advance. Now, my task is to convert . Nov 16, 2023 · I'm attempting to write a code that will read a csv file, and for each line, spit out a block with the attributes defined using that csv. Then can retrieve the data by nth position of the list. Other applications such as BricsCAD and IntelliCAD also offer the ability to run AutoLISP programs. this drawing file is in a support file search path. Reading file contents If you want to read the contents of a file, you can use the function READ-SEQUENCE. txt) or read online for free. The CSV file is located in Trusted paths and Support paths. It works beautifully - EXCEPT that if any of the layer properties are modified (color, linetype, etc. csv Jul 30, 2018 · As an added bonus the text delimiter can now be any string and doesn't need to be only one character, although for the purpose of splitting strings from a CSV file it doesn't have any added value. I am aware of a data extraction command, but it is very time-consuming and has many steps which are not required by me. example: (setq str "vessel_name_type") I want the "name" in a separate variable. This file handle is a name supplied by the operating system that let's you inform AutoLisp which file you want to work with. Description: To import codes along with its Z value into AutoCAD from a CSV file, use the ‘IMP2’ command. The file has table:read-csv - 读取 csv 文件。 ;@lisp-函数库:autolisp 开源函数库,支持云加载，云调用。 Oct 16, 2017 · CSV is a text file that can be read by any text editing programming including Lisp. Any help would be much appreciated Cheers #(vl-load-com) Feb 2, 2018 · Dear friends lets say that i want to draw somthing and i want to read the information from csv file. AutoLISP provides the capability to use external files. csv (or . I'm pretty new to AutoCAD. Sanders' lisp routine which claims it will read data from Excel files. By the end of this tutorial, you will not only Oct 24, 2025 · I'm experiencing a performance issue when processing very large CSV files. Jul 26, 2017 · Reading native Excel files via AutoLISP (Example to use) llorden4 Collaborator 07-26-201709:27 AM As a self-taught LISPer, I'd been looking for good "working" example of sub-routines to read native Excel files but just haven't found one that was written simple enough to either understand or remarked well enough to follow. what i'm looking for is a lisp that read from csv file and store the cell content at A1/A2/A3 and when there is empty cell in the row he start to read the second col and store them as B1/B2/B3. For example: the name of the block, X, Y and Z coordinates, and also his rotation. Write the texts to the . "a" - Append mode. My question is how to modify this code in order to be able to export the lenghts with the name of the linetype. Start command Select block, gets [apparent block name] -insert, [apparent block name]= (redefines block from library) Cancel insert command Attsync, Name, [apparent block name] Close c Aug 13, 2015 · Hello CAD Wizards, I am pretty new to the idea of lisp. ------------------------------------------------------------------------------------------------. I copied the values from "Final for CSV - to run LISP" tab and paste it on notepad then save the file as third tab. ? or already have a code for the latter? By utilizing functions like open, read-line, and write-line, you can read and write data from and to text files, CSV files, databases, or even web services. I would be happy to know how to import the blocks with the data found in the CSV file into the drawing. Dec 10, 2022 · Yes, it is possible to use excel sheet or CSV to create Autocad drawings. However, I would like a way to run this routine on a directory of dr Jan 4, 2013 · Hi everyone, I'm loking for a code to import a serie of points in the xyz axis to a dwg file, i used the Lee Mac's program PtManagerV2-4 and it has solved my problem in part , each point in the . The code appears to be a generic module to which the end user needs to add some lines to call the rou Apr 18, 2024 · I'm trying to put together a lisp to read a csv file, or it could be txt that contains the name of the block, x and y coordinates, size and angle of the block and a label. Does anyone have suggestions on how to optimize this operation? I've Jan 17, 2025 · At first it brought in the lines with the coordinates flipped but that's my fault for having my csv read y then x flipped it and it works great! New to lisp as I have only worked in python so these functions are new to me thanks for the insight too. Looking for a lisp script, that will read the content of the csv file and place the text in the each layout of the file. Jan 26, 2024 · JagaimoCSVファイルで受け取った座標点をに点とテキストを挿入します。コマンドの内容CSVファイルを読み込み、その座標に点をブロック挿入します。今回のコマンドで使用するCSVファイル例です。1列目は連番2列目はAutoCADのY座標（ Nov 15, 2012 · How would you want it, write the textstring to CSV file as you select the text? or all in one go and sorted? Dec 2, 2022 · テキスト形式の情報を読み込む方法です。今回は複数行のテキストファイルから1行づつ読み込みます。CSVファイルも同じように読み込めます。複数行のテキストファイル(拡張子 . Each script is commented to give an idea of what it does. The run the string program again using the look up table, working on that next when time permits. Jan 10, 2025 · Some of us use an RTK controller that exports survey data in a default CSV format without point numbering in column A, and others prefer to import it into AutoCAD with fewer attributes for a clearer drawing window. (x,y,z coordinates, point name, description) to a csv file. repeat for the next drawing - Here the main problem is that usually AutoCAD This video is on AutoLISP which reads data from a csv file and draws Pins of different diameters. - dig the actual string out of the result 2. Learn how to become more productive with AutoCAD by writing your own AutoLISP routines. The file has Jan 13, 2025 · All Activity Home AutoCAD Customization AutoLISP, Visual LISP & DCL How to load excel file containing following data Oct 24, 2025 · @frjuniornogueira1 wrote: I'm experiencing a performance issue when processing very large CSV files. Thanks in advance, Andrew May 30, 2023 · I am looking to utilise Lisp in Autocad 2024 to extract block attributes and save into Excel file to save time. User creates file (for ex. I want a DCL that has a picklist, and when i select a tree-type from the list, the label shows additional information. Someone help me. This is a simple example. - WarrenWilkinson/read-csv Oct 24, 2025 · @frjuniornogueira1 wrote: I'm experiencing a performance issue when processing very large CSV files. you can compare the difficulty levels by right-clicking the xlsx file and csv file and selecting notepad from open with. lsp Create an elevation profile from a columnar data in CSV format. For LT 2024 users can not read direct from excel, not supported. There are many lisp codes already written and posted to this forum so you can try to search it and see what my work for you. I have been doing my calculations in excel, export them into a csv file and have a macro that runs in Jun 11, 2018 · It is easy , if you save your XLS 4 columns as CSV , then you can read it easy . Dec 18, 2013 · Hello, Brand new here and running Carlson with Intellicad. I came across Lee Mac's LSP script, which seems very promising and helpful. txt) or view presentation slides online. Here is the outline of steps. What is AutoLISP? AutoLISP is a dialect of the LISP programming language engineered to enable manipulation & customisation of AutoCAD and many of its derivative programs such as Civil 3D, MEP, Architecture, Electrical etc. txt" "w")) (write-line "這是第一行 Autolisp Tutorial_ File Handling - Reading Data from an External File - Free download as PDF File (. csv files to AutoCAD drawing and placing them with the some scaling. This capability allows you to integrate AutoCAD with other software systems and leverage external data for automation, reporting, or analysis purposes. I will show you how to write AutoCAD data to an external file, typically a CSV or a TXT. The txt file is something like this: 101 234. User start LISP routine which look for all dwg files in the same directory. The elements in a list can be one or more of the following: A function such as a programming operation, mathematical Aug 20, 2014 · The format of data file should be a text file with any extention, such as txt, csv and you need 2 lisp routine to export / import to transfer you data. AfraLISP helps you learn how to use AutoLISP the AutoCAD API. The only workaround I've found is to completely shut down CAD & the reopen the dwg, upon which the lisp runs correctly again. Thanks Edited April 30, 2021 by Ish Modified Quote devitg Oct 13, 2020 · Lets be clear, you are only wanting to read and assign attribute values to an exsiting blocks from an external file (xls/csv)? or are you also asking for a code to read the blocks ONLY with invisible attributes to and export the values to a external file. First step, first question - it's possible to do this with Lisp ? Oct 30, 2018 · This can be divided into three main parts: 1. Oct 20, 2021 · Hi all, I'm looking for a lisp that will write the custom content from the block attributes of a specific block (in this case named "Test_Block") in a CSV File. Lee Mac's Update Titleblock Attributes | Lee Mac Programming (utb) routine is exactly what i'm looking for. Let's look at some examples. We are building a huge CSV database with information. tyg awblrx fhar fuald vobu ibmrnqmo ykmjo gtaic taezum phjbgv drsfa frhiz nna tuly ggkrkugx