Nodejs Utililty Methods String Padding Left

String.prototype.lpad = function(pad_str, length) {
  var str = this;
  while (str.length < length) str = pad_str + str;
  return str;

String.repeat = function(chr, count) {
  var str = "";
  for (var x = 0; x < count; x++) {
    str += chr;
  return str;
};
String.prototype.padL = function(width, pad) {
  if (!width || width < 1)
...

Math.TO_DEGREES = 180 / Math.PI;
Math.TO_RADIANS = Math.PI / 180;
String.prototype.padLeft = function( length, padding )
    return Array( length - this.length + 1 ).join( padding || '0' ) + this;
};

String.prototype.padLeft = function( pPadChar, pTotalLength )
  return ( pTotalLength <= this.length ) ? this :
    ( pPadChar + this ).padLeft(pPadChar, pTotalLength);
};

String.prototype.padLeft = function(c, length) {
    var str = this;
    while (str.length < length)
        str = c + str;
    return str;
function formatDuration (duration) {
    var totalSeconds = Math.floor(duration);
    var minutes = Math.floor(totalSeconds / 60);
...

'use strict';
String.prototype.padLeft = function(ch, n) {
  let myString = '';
  while(myString.length < n - this.length) {
    myString += ch;
  myString += this;
  return myString;
};
...

String.prototype.padLeft = function(ch, n) {
  if(this.length < n) {
    var diff = n - this.length;
    var tempArr = this.split('');
    var tmp;
    for(var i = 0; i < diff; i++) {
      tempArr.unshift(ch);
    tmp = tempArr.toString().replace(/,/g, '');
...

String.prototype.padLeft = function (char, length) {
    var len = this.length;
    if (len === 0) return '';
    var str = this;
    while (len < length) {
        str = char + str;
        len++;
    return str;
...

'use strict';
String.prototype.padLeft = function (character, length)  {
  return character.repeat(Math.max(0, length - this.length)) + this;
};

'use strict';
String.prototype.padLeft = String.prototype.padLeft || function (character, length) {
  return character.repeat(Math.max(0, length - this.length)) + this;
};