string.reduce()

Iterates over every element of the string and calls the closure to work on the elements of the string. This function will reduce the string to a single value and will return the value.

Introduced: 6.0.0.105

string.reduce( closure=function, initialVal=any )

Returns: any

Argument Description
closure
function, required

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

Alias: function, callback, udf

initialVal
any, optional

Initial value that will be used for the reduce operation.

Alias: initial, initalValue

Examples

letters="abcdef";
closure=function(value1,value2){return value1 & value2;}
writeOutput( letters.reduce(closure,"z") );

See also