11 lines
770 B
Plaintext
11 lines
770 B
Plaintext
created: 20230726143617389
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modified: 20230726150625716
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tags: [[Variable Usage]]
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title: Behaviour of variables invoked via filter operator parameter
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type: text/vnd.tiddlywiki
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|tc-first-col-min-width|k
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|!how declared|!behaviour|
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|\define|Textual substitution of parameters is performed on the body text. No further processing takes place. The result after textual substitution is used as the filter operator's parameter.|
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|<<.wlink SetWidget>>, <<.wlink LetWidget>>, <<.wlink VarsWidget>>, \procedure, \widget|Body text is retrieved as-is and used as the filter operator's parameter.|
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|\function|The body text of the function is treated as a filter expression and evaluated. The first result is passed to the operator as a parameter. The remaining results are discarded.| |