StringFilter()

Filters a string to its elements for which the callback function returns true.

Introduced: 6.0.0.105


	StringFilter( string=string, closure=function );

Returns: String

Argument	Description
string _{string, required}	edit Input string. _{Alias: string}
closure _{function, required}	edit Closure or a function reference that will be called for each of the iteration. _{Alias: function, callback, udf}

Argument

Description

string

_{string,

required}

edit

Input string.

_{Alias:
string}

closure

_{function,

required}

edit

Closure or a function reference that will be called for each of the iteration.

_{Alias:
function, callback, udf}

Usage Notes

edit

Since Lucee 6, this function iterates over each character in the string.

For list-based iteration with delimiters, use ListFilter() instead.

LDEV-3747

Examples

edit

	letters = "abbcdB";
	callbackFunction = function(input){return input=="b";}

	result = stringFilter(letters,callbackFunction);
	writeDump(result);

	result1 = stringFilter("bob",callbackFunction);
	writeDump(result1);

StringFilter()

Usage Notes

Examples

See also