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The String.setLength() API allows you to set a length on a fixed length of or a varying character string to a certain length.

Parameters

1. String
2. Length

Return Value

String with length that was passedmodified to the new length

Example

pjs.define("source", { type: 'char', length: 15, initValue: 'Dr. Doolittle', varying: true });
 
source = String.setLength(source, 2);
 
return source;
// "Dr: