Nodejs Array Each each(func)

Method Source Code

Array.prototype.each = function (func) {
  var arr = this;
  for (var i = 0; i < arr.length; i++) {
    func(arr[i]);/*from  w ww . ja v  a  2 s. co  m*/
  }
}

Related

1. each(fnCallback)

   Array.prototype.each = function(fnCallback) {
       var value = null;
       for (var elementIndex in this) {
           if (this.hasOwnProperty(elementIndex)) {
               value = fnCallback.apply(this[elementIndex], [elementIndex, value]);
       return (value) ? value : this;
   };
   ...
   

2. each(fun)

   Array.prototype.each = function(fun) {
       for (var i = 0; i < this.length; i++) {
           fun(this[i]);
   };
   

3. each(fun)

   function emptyFn() {}
   function random(n) {
       return +n ? Math.floor(Math.random() * (n+1)) : Math.random();
   Array.prototype.each = Object.prototype.each = Function.prototype.each = function(fun) {
       for (var key in this) {
           if (this.hasOwnProperty && this.hasOwnProperty(key)) {
               if (fun.call(this, this[key], key, this) === false) {
                   return;
   ...
   

4. each(func)

   Array.prototype.each = function (func) {
       return _.each(this, func);
   };
   

5. each(func)

   Array.prototype.each = function(func) {
     function each(array, func) {
     for (var i=0; i<array.length; ++i) {
       func.call(array[i], i);
    each(this, func); 
   };
   

6. each(func)

   Array.prototype.each = function(func) {
     for(var i = 0; i < this.length; i++)
       func(this[i]);
   

7. each(func, scope)

   Array.prototype.each = function(func, scope) {
       for (var index = 0; index < this.length; index++) {
           func.call(scope || this, this[index]);
   };
   

8. each(handler, context)

   Array.prototype.each = function (handler, context) {
       var size = this.length
       if (typeof context == "undefined") context = this
       for (var i = 0; i < size; i++) {
           if (handler.call(context, this[i], i) == false) break
   

9. each(iterationFunction)

   Array.prototype.each = function(iterationFunction) {
       this.eachIndex(function(element, index) {
           iterationFunction(element);
       });
   };