Javascript String endsWith(string)

Description

Javascript String endsWith(string) 


String.prototype.endsWith = function (string) {
  var index = arguments.length < 2 ? this.length : arguments[1];
  var foundIndex = this.lastIndexOf(string);
  return foundIndex !== -1 && foundIndex === index - string.length;
};

Javascript String endsWith(string) 

String.prototype.endsWith = function (string) {
  var index = arguments.length < 2 ? this.length : arguments[1];

  return this.indexOf(string) === index - string.length;
};

Javascript String endsWith(string) 

String.prototype.endsWith = function (string) {
  var index = arguments.length < 2 ? this.length : arguments[1];
  var foundIndex = this.indexOf(string);
  return foundIndex !== -1 && foundIndex === index - string.length;
};

Javascript String endsWith(string) 

// String.prototype.endsWith
String.prototype.endsWith = function (string) {
  var index = arguments.length < 2 ? this.length : arguments[1];

  return this.indexOf(string) === index - string.length;
};



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