Nodejs Array Remove remove(elem)

Method Source Code

Array.prototype.remove = function(elem) {
  let index = this.indexOf(elem);//from w w w  .  j av  a2s.  co m
  if (index < 0) {
    return;
  }
  this.splice(index, 1);
}

Related

1. remove(el)

   Array.prototype.remove = function(el) {
     var i = this.indexOf(el);
     if (i != -1) {
       this.splice(i, 1);
     return this;
   };
   

2. remove(el)

   Array.prototype.remove = function(el) {
     for(var i = 0; i < this.length; i++) {
       if(this[i] === el) {
         this.splice(i, 1);
         return true;
     return false;
   };
   ...
   

3. remove(el, test)

   Array.prototype.remove = function(el, test) {
       if (test == null) {
           var pos = this.indexOf(el);
           if (pos >= 0) this.splice(pos, 1);
       } else {
           for (var i = this.length; --i >= 0;) {
               if (test(this[i], el)) this.splice(i, 1);
       return this;
   };
   

4. remove(elem)

   Array.prototype.remove = function(elem) {
       var match = -1;
       while( (match = this.indexOf(elem)) > -1 ) {
           this.splice(match, 1);
   };
   

5. remove(elem)

   Array.prototype.remove = function(elem) {
       var removed = false;
       var match = -1;
       while( (match = this.indexOf(elem)) > -1 ) {
           this.splice(match, 1);
           removed = true;
       return removed;
   };
   ...
   

6. remove(elem)

   Array.prototype.remove = function(elem) {
       return this.filter(function(e) {
           return !(e === elem)
       });
   

7. remove(elem)

   "use strict";
   Array.prototype.remove = function(elem) {
       var i = 0;
       while(i < this.length){
           if(this[i] === elem){
               this.splice(i, 1);
           i+=1;
   };
   var arr = [1,2,1,4,1,3,4,1,111,3,2,1,'1'];
   console.log("Initial array:");
   console.log(arr);
   arr.remove(1); 
   console.log("After removing all 1:" );
   console.log(arr);
   

8. remove(elem)

   Array.prototype.remove = function(elem) { 
       var index = this.indexOf(elem);
       if (index > -1) {
           this.splice(index, 1);
   };
   

9. remove(element)

   Array.prototype.remove = function(element)
     var index = this.indexOf(element);
     if (index != -1)
       this.splice(index, 1);