Nodejs Number Format Pad padLeft(base, chr)

Method Source Code

Number.prototype.padLeft = function (base, chr) {
    var len = (String(base || 10).length - String(this).length) + 1;
    return len > 0 ? new Array(len).join(chr || '0') + this : this;
}
function formatDate(d) {
    return [(d.getFullYear()).padLeft(),
            (d.getMonth() + 1).padLeft(),
            d.getDate().padLeft()].join('-') +
        ' ' +/*  w  ww  .  j a  v a  2s .c  o m*/
        [d.getHours().padLeft(),
            d.getMinutes().padLeft()].join(':');
}

Related

1. pad(size)

   import moment from "moment";
   const TARGET = moment('2015-11-28 21:30:00+0100').utc();
   let hh = document.getElementById('H');
   let mm = document.getElementById('M');
   let ss = document.getElementById('s');
   let cc = document.getElementById('cs');
   let countdown = document.getElementById('countdown');
   Number.prototype.pad = function(size) {
     var s = String(this);
   ...
   

2. pad(size)

   Number.prototype.pad = function(size) {
     var s = String(this);
     while (s.length < (size || 2)) {
       s = "0" + s;
     return s;
   

3. pad(size)

   'use strict';
   Number.prototype.pad = function(size) {
     if(typeof(size) !== "number"){size = 2;}
     var s = String(this);
     while (s.length < size) s = "0" + s;
     return s;
   

4. pad(size)

   Number.prototype.pad = function(size) {
     var s = String(this);
     if (typeof(size) !== "number") {
       size = 2;
     while (s.length < size) {
       s = "0" + s;
     return s;
   ...
   

5. pad(size, decimalSize, decimalChar)

   Number.prototype.pad = function (size, decimalSize, decimalChar) {
       if (!decimalChar) decimalChar = '.';
       var str = this.toString();
       str = str.split(".");
       var result = str[0].pad("0", size ? size : 0);
       if (str.length==2){
           result += decimalChar + str[1].pad("0", decimalSize, true);
       return result;
   ...
   

6. padLeft(base, chr)

   Number.prototype.padLeft = function (base, chr) {
       var len = (String(base || 10).length - String(this).length) + 1;
       return len > 0 ? new Array (len).join(chr || '0') + this : this;
   };
   Array.prototype.compare = function (array) {
       if (!array)
           return false;
       if (this.length != array.length)
           return false;
   ...
   

7. padLeft(base, chr)

   Number.prototype.padLeft = function (base, chr) {
       var len = (String(base || 10).length - String(this).length) + 1;
       return len > 0 ? new Array(len).join(chr || '0') + this : this;
   };
   

8. padLeft(base,chr)

   Number.prototype.padLeft = function(base,chr) {
     var len = (String(base || 10).length - String(this).length)+1;
     return len > 0? new Array(len).join(chr || '0')+this : this;
   };
   

9. padLeft(max, c)

   Number.prototype.padLeft = function(max, c) {
     return this.toString().padLeft(max, c || '0');
   };