Railo 4.2 Reference
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Object Method String.ListLen

Determines the number of elements in a list.
String.ListLen([string delimiters,[boolean includeEmptyFields]]):number


The arguments for this function are set. You can not use other arguments except the following ones.
Name Type Required Description
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