Nodejs Utililty Methods String Ends With

String.prototype.endswith = function(suffix) {
    return this.indexOf(suffix, this.length - suffix.length) !== -1;
};

String.prototype.sl_endsWith = function(str) {
  if (typeof String.prototype.endsWith != 'function') {
    return this.indexOf(str, this.length - str.length - 1) !== -1;
  return this.endsWith(str);
String.prototype.sl_startsWith = function(str) {
  if (typeof String.prototype.startsWith != 'function') {
    return this.slice(0, str.length) === str;
...

String.prototype.endWith = function(char) {
  let string = String(this);
  return (new RegExp(".*" + char + "$").test(string));

String.prototype.endWith = function (s) {
    var d = this.length - s.length;
    return (d >= 0 && this.lastIndexOf(s) == d)

String.prototype.endWith = function(s) {
  if (s === null || s === "" || this.length === 0 || s.length > this.length)
    return false;
  if (this.substring(this.length - s.length) == s)
    return true;
  else
    return false;
  return true;

String.prototype.endWith = function(str){
  return this.lastIndexOf(str) == this.length - str.length;
};

String.prototype.endWith = function(str) {
  var reg = new RegExp(str + "$");
  return reg.test(this);
};

String.prototype.endWith=function(str){
  if(str==null||str==""||this.length==0||str.length>this.length)
    return false;
  if(this.substring(this.length-str.length)==str)
    return true;
  else
    return false;
  return true;

String.prototype.endWith = function(str) {
  var result = true;
  if (typeof(str)=='string' && str.length <= this.length) {
    for (var i=0,len=str.length,thisLen=this.length;i<len;i++) {      
      if (str.charAt(len-1-i) == this.charAt(thisLen-1-i)) {
        continue;
      } else {
        result = false;
        break;
...

String.prototype.endWith = function (subStr) {
  if (subStr.length > this.length) {
    return false;
  else {
    return (this.lastIndexOf(subStr) == (this.length - subStr.length));
};