Nodejs String Format format()

Method Source Code

String.prototype.format=function()  
   {  /*from   ww w .  j a v a  2s. c om*/
     if(arguments.length==0) return this;  
     for(var s=this, i=0; i<arguments.length; i++)  
       s=s.replace(new RegExp("\\{"+i+"\\}","g"), arguments[i]);  
     return s;  
   };

Related

1. format()

   "use strict";
   String.prototype.format = function () {
       var args = arguments;
       return this.replace(/\{(\d+)\}/g, function () {
           return args[arguments[1]];
       });
   };
   

2. format()

   String.prototype.format = function() {
     var pattern = /\{\d+\}/g;
     var args = arguments;
     return this.replace(pattern, function(capture){return args[capture.match(/\d+/)]});
   

3. format()

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

4. format()

   function $log(text, obj) {
     if (window.console && console.log) {
       console.log(text);
       if (obj) {
         console.log(obj);
   String.prototype.format = function () {
   ...
   

5. format()

   String.prototype.format = function() {
     var args = [].slice.call(arguments);
     return this.replace(/%(\d+)/g, function(w, m) {
       var offset = parseInt(m) - 1;
       if (args[offset] != undefined) {
         return String(args[offset]);
       return w;
     });
   ...
   

6. format()

   String.prototype.format = function() {
       var str = this.toString();
       if (!arguments.length)
           return str;
       var args = typeof arguments[0],
           args = (("string" == args || "number" == args) ? arguments : arguments[0]);
       for (arg in args)
           str = str.replace(RegExp("\\{" + arg + "\\}", "gi"), args[arg]);
       return str;
   ...
   

7. format()

   String.prototype.format = function () {
       var result = this.toString();
       var arg = arguments.length == 1 && typeof arguments[0] == 'object' ? arguments[0] : arguments;
       for (var value in arg) {
           result = result.split('{' + value + '}').join(arg[value]);
       return result;
   

8. format()

   String.prototype.format = function () {
       var formatted = this;
       for (var i = 0; i < arguments.length; i++) {
           var regexp = new RegExp('\\{' + i + '\\}', 'gi');
           formatted = formatted.replace(regexp, arguments[i]);
       return formatted;
   };
   String.prototype.contains = function (it) { return this.indexOf(it) != -1; };
   ...
   

9. 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;
   };
   ...