Railo 4.2 Reference
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Object Method String.listSetAt

Replaces the contents of a list element.
String.listSetAt(number position,string value,[string delimiters,[boolean includeEmptyFields]]):string


The arguments for this function are set. You can not use other arguments except the following ones.
Name Type Required Description
position number  Yes Position at which to set a value. The first list position is 1.
value string  Yes An element or a list of elements to set.
delimiters string  No Characters that separate list elements. The default value is comma.
includeEmptyFields boolean  No if set to true, empty values are included as well