Here you can find the source of startWith(pre)
String.prototype.startWith = function(pre){ return new RegExp("^("+pre+")(.*)").test(this); };
String.prototype.startswith = function(entity) { if (!entity) return false; if ('string' !== typeof(entity)) return false; return 0 === this.indexOf(entity); };
String.prototype.startswith = function (needle) { return this.indexOf(needle) === 0; };
String.prototype.startswith = function(s) { return (this.match("^"+s)==s)
String.prototype.startswith = function(str) return this.slice(0, str.length) === str; };
String.prototype.startswith = function(str) { return (this.substring(0, str.length) === str) ? true : false;
String.prototype.startWith = function (s) { return this.indexOf(s) == 0
String.prototype.startWith = function(s) { if (s === null || s === "" || this.length === 0 || s.length > this.length) return false; if (this.substr(0, s.length) == s) return true; else return false; return true;
function convertParamsMapToUri(paramsMap) { var uri = ""; var isFirst = true; for (var key in paramsMap) { var keyValue = key + "=" + paramsMap[key]; if (isFirst) { isFirst = false; } else { uri += "&"; ...
String.prototype.startWith = function(str){ return this.indexOf(str) == 0; };