Railo 4.2 Reference
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Object Method String.listValueCount

Counts instances of a specified value in a list. The search is case-sensitive.
String.listValueCount(string value,[string delimiter,[boolean includeEmptyFields]]):number

Arguments

The arguments for this function are set. You can not use other arguments except the following ones.
Name Type Required Description
value string  Yes Item for which to search
delimiter 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