Nodejs Time Format toHHMMSS()

Method Source Code

//  Functions to extend prototypes


// Helper to generate hours:minutes:seconds for accumulated job time
// Adapted from StackOverflow
// http://stackoverflow.com/questions/6312993/javascript-seconds-to-time-string-with-format-hhmmss/6313008#6313008
Number.prototype.toHHMMSS = function () {
    var sec_num = Math.round(this);
    var hours   = Math.floor(sec_num / 3600);
    var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
    var seconds = sec_num - (hours * 3600) - (minutes * 60);

    if (hours   < 10) {hours   = "0"+hours;}
    if (minutes < 10) {minutes = "0"+minutes;}
    if (seconds < 10) {seconds = "0"+seconds;}
    return hours+':'+minutes+':'+seconds;
}

Related

1. toHHMMSS()

   Number.prototype.toHHMMSS = function () {
     var hours   = Math.floor(this / 3600);
     var minutes = Math.floor((this - (hours * 3600)) / 60);
     var seconds = Math.round(this - (hours * 3600) - (minutes * 60));
     if (hours   < 10) {hours   = "0"+hours;}
     if (minutes < 10) {minutes = "0"+minutes;}
     if (seconds < 10) {seconds = "0"+seconds;}
     var time    = hours+':'+minutes+':'+seconds;
     return time;
   ...
   

2. toHHMMSS()

   Number.prototype.toHHMMSS = function () {
     var sec_num = parseInt(this, 10);
     var hours   = Math.floor(sec_num / 3600);
     var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
     var seconds = sec_num - (hours * 3600) - (minutes * 60);
     if (hours   < 10) {hours   = "0" + hours;}
     if (minutes < 10) {minutes = "0" + minutes;}
     if (seconds < 10) {seconds = "0" + seconds;}
     return hours + ':' + minutes + ':' + seconds;
   ...
   

3. toHHMMSS()

   Number.prototype.toHHMMSS = function () {
     var hours = Math.floor(this / 3600);
     var minutes = Math.floor((this - (hours * 3600)) / 60);
     var seconds = this - (hours * 3600) - (minutes * 60);
     var time = '';
     if (hours > 0) {
       if (hours < 10) {
         time += '0';
       time += hours + ':';
     if (minutes < 10) {
       time += '0';
     time += minutes + ':';
     if (seconds < 10) {
       time += '0';
     time += seconds;
     return time;
   };
   

4. toHHMMSS()

   import React from 'react';
   Number.prototype.toHHMMSS = function () {
     let seconds = Math.floor(this),
         hours = Math.floor(seconds / 3600);
     seconds -= hours*3600;
     let minutes = Math.floor(seconds / 60);
     seconds -= minutes*60;
     if (hours   < 10) {hours   = "0"+hours;}
     if (minutes < 10) {minutes = "0"+minutes;}
   ...
   

5. toHHMMSS()

   function getRandomInt(min, max) {
       min = Math.ceil(min);
       max = Math.floor(max);
       return Math.floor(Math.random() * (max - min)) + min;
   Number.prototype.toHHMMSS = function () {
       var sec_num = this;
       var hours   = Math.floor(sec_num / 3600);
       var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
   ...
   

6. toHHMMSS()

   Number.prototype.toHHMMSS = function () {
       var hours   = Math.floor(this / 3600);
       var minutes = Math.floor((this - (hours * 3600)) / 60);
       var seconds = Math.floor(this - (hours * 3600) - (minutes * 60));
       if (hours   < 10) {hours   = "0"+hours;}
       if (minutes < 10) {minutes = "0"+minutes;}
       if (seconds < 10) {seconds = "0"+seconds;}
       if (hours   == 0) {
         var time = minutes+':'+seconds;
   ...
   

7. toHHMMSS()

   Number.prototype.toHHMMSS = function () {
       sec_numb    = parseInt(this);
       var hours   = Math.floor(sec_numb / 3600);
       var minutes = Math.floor((sec_numb - (hours * 3600)) / 60);
       var seconds = sec_numb - (hours * 3600) - (minutes * 60);
       return ( ( hours < 10 ) ? '0' + hours : hours ) + ':' + 
           ( ( minutes < 10 ) ? '0' + minutes : minutes ) + ':' +
           ( ( seconds < 10 ) ? '0' + seconds : seconds );
   };
   ...
   

8. toHHMMSS(displayFraction)

   Number.prototype.toHHMMSS = function (displayFraction) {
       var fraction = '';
       if (displayFraction === undefined) {
           displayFraction = false;
       var sec_num = parseInt(this, 10);
       if (displayFraction) {
           var fractionPart = this - sec_num;
           fraction = '.' + Math.ceil(((fractionPart < 1.0) ? fractionPart : (fractionPart % Math.floor(fractionPart))) * 1000)
   ...
   

9. toMMSS()

   "use strict"
   Number.prototype.toMMSS = function () {
       const sec_num = parseInt(this, 10); 
       let minutes = Math.floor(sec_num / 60);
       let seconds = sec_num - (minutes * 60);
       if (minutes < 10) {minutes = "0"+minutes;}
       if (seconds < 10) {seconds = "0"+seconds;}
       return minutes+':'+seconds;
   Number.prototype.toSS = function () {
       const sec_num = parseInt(this, 10); 
       let seconds = sec_num;
       if (seconds < 0) {seconds = 0;}
       if (seconds < 10) {seconds = "0"+seconds;}
       return seconds;
   Array.prototype.shuffle = function(){
       let counter = this.length, temp, index;
       while (counter > 0) {
           index = (Math.random() * counter--) | 0;
           temp = this[counter];
           this[counter] = this[index];
           this[index] = temp;
   };
   String.prototype.trunc = function(n) {
       return this.substr(0,n-1)+(this.length>n?'...':'');
   };