/ Published in: JavaScript
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String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g,""); } String.prototype.ltrim = function() { return this.replace(/^\s+/g,""); } String.prototype.rtrim = function() { return this.replace(/\s+$/g,""); } // Usage: var test = " Test "; var test1 = test.ltrim(); // returns "Test " var test2 = test.rtrim(); // returns " Test" var test3 = test.trim(); // returns "Test"