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Changes for page 05 Lua Script

Last modified by Devin Chen on 2025/03/04 14:07
From version 42.1
edited by Hunter
on 2023/07/31 17:34
Change comment: There is no comment for this version
To version 43.1
edited by Hunter
on 2023/07/31 18:33
Change comment: There is no comment for this version

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Content
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529 529  
530 530  [[Download link>>https://ftp.we-con.com.cn/Download/WIKI/PI%20HMI/Demo/Lua%20Script/csvRead.zip]]
531 531  
532 -The core code is from file readcsv.lua, and file path is set as Sheet_2023_06_13_15_29_45.csv at the root path for USB.
532 +The core code is from file readcsv.lua:
533 533  
534 -1) The reading content is a two-dimensional table, can use the table index to lacate the specify data cell;
534 +1) The file path is set as Sheet_2023_06_13_15_29_45.csv at the root path for USB;
535 535  
536 536  2) Remember to change csv separator in the second parameter from function csv_csvToTable according to user's need, this demo is using **semicolon** as separator;
537 537  
538 538  (% style="text-align:center" %)
539 539  [[image:CSVreadwithsemicolon.png]]
540 +
541 +3) The reading content is a two-dimensional table, can use the table index to locate the specify data cell;
542 +
543 +For example, want to read the 2nd row C column from the table, the table index will be like table[2][3].
544 +
545 +(% style="text-align:center" %)
546 +[[image:celllocation.png]]
547 +
548 +
celllocation.png
Author
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1 +XWiki.Hunter
Size
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1 +12.6 KB
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