Nodejs String Format format(args)

Method Source Code

String.prototype.format = function (args) {
  var newStr = this;
  for (var key in args) {
    newStr = newStr.replace(new RegExp("{" + key + "}","g"), args[key]);
  }//from   ww  w.j  a v  a 2s  .c  om
  return newStr;
};

Related

1. format()

   'use strict';
   String.prototype.format = function () { 
       var content = this;
       for (var i = 0; i < arguments.length; i++) {
           var replacement = '{' + i + '}';
           content = content.replace(replacement, arguments[i]);
       return content;
   };
   ...
   

2. format(...args)

   String.prototype.format = function (...args) {
     return this.replace(/\{(\d+)\}/g, function (m, i) {
       return args[i]
     })
   

3. format(arg)

   String.prototype.format = function(arg) {
     var argLen, args, repFn, str;
     repFn = void 0;
     str = this;
     if (typeof arg === "object") {
       repFn = function(a, b) {
         if (arg[b]) {
           return arg[b];
         } else {
   ...
   

4. format(args)

       var result = this;
       if (arguments.length > 0) {    
           if (arguments.length == 1 && typeof (args) == "object") {
               for (var key in args) {
                   if(args[key]!=undefined){
                       var reg = new RegExp("({" + key + "})", "g");
                       result = result.replace(reg, args[key]);
           else {
               for (var i = 0; i < arguments.length; i++) {
                   if (arguments[i] != undefined) {
                       var reg = new RegExp("({[" + i + "]})", "g");
                       result = result.replace(reg, arguments[i]);
       return result;
   };
   

5. format(args)

   String.prototype.format = function (args) {
       var newStr = this;
       for (var key in args) {
           newStr = newStr.replace('{' + key + '}', args[key]);
       return newStr;
   

6. format(args)

   String.prototype.format = function(args) {
     return this.replace(/{(\d+)}/g, function(match, number) { 
       return typeof args[number] != 'undefined'
         ? args[number]
         : match
       ;
     });
   };
   

7. format(args)

   String.prototype.format = function (args) {
       var regex = /{-?[0-9]+}/g;
       var str = this;
       return str.replace(regex, function(item) {
           var intVal = parseInt(item.substring(1, item.length - 1));
           var replace;
           if (intVal >= 0) {
               replace = args[intVal];
           } else {
   ...
   

8. format(args)

   String.prototype.format = function (args) {
       var result = this;
       var reg;
       if (arguments.length > 0) {
           if (arguments.length == 1 && typeof (args) == "object") {
               for (var key in args) {
                   if (args[key] != undefined) {
                        reg = new RegExp("({" + key + "})", "g");
                       result = result.replace(reg, args[key]);
   ...
   

9. format(args)

   String.prototype.format = function(args){
       var this_string = '';
       for (var char_pos = 0; char_pos < this.length; char_pos++) {
           this_string = this_string + this[char_pos];
       for (var key in args) {
           var string_key = '{' + key + '}';
           this_string = this_string.replace(new RegExp(string_key, 'g'), args[key]);
       return this_string;
   };