Nodejs String Padding Left padLeft(char, length)

Method Source Code

String.prototype.padLeft = function (char, length) {
    var len = this.length;
    if (len === 0) return '';
    var str = this;
    while (len < length) {
        str = char + str;/*from www.  j  ava  2  s  .c  o  m*/
        len++;
    }
    return str;
};

Related

1. padLeft( length, padding )

   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;
   };
   

2. padLeft( pPadChar, pTotalLength )

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

3. padLeft(c, length)

   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);
   ...
   

4. padLeft(ch, n)

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

5. padLeft(ch, n)

   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, '');
   ...
   

6. padLeft(character, length)

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

7. padLeft(character, length)

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

8. padLeft(count, ch)

   String.prototype.padLeft = function(count, ch) {
        var char = ch || ' ';
        var result = new Array(count + 1).join(char);
        return result + this;
    };
   

9. padLeft(count, character)

   String.prototype.padLeft = function (count, character) {
       if (typeof (character) === "undefined") character = " ";
       return this.length <= count ? Array(count + 1 - this.length).join(character) + this : this.toString();