$subtract lists
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Revision as of 01:03, 16 October 2012
$subtract lists is a Variable Function.
The function returns the first list with all items from the second list removed from it
This command allows you to compare two lists and create a new list containing all items that are common in both lists.
Example
In this example, the contents of $my list1 is subtracted from the contents of $my list2.
add list to list(%my list1, $list from text("one,two,three,four", ","), "Delete", "Global")
add list to list(%my list2, $list from text("zero,one,two,five,six", ","), "Delete", "Global")
type text(<about me textarea>, $subtract lists(%my list1, %my list2), "Standard")
Using the type text function to fill our field with the list items that are found in both lists. Running the script returns list items three and four.
