Nodejs Utililty Methods Array Contain

List of utility methods to do Array Contain

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Description

The list of methods to do Array Contain are organized into topic(s).

Method

contains(v)
Array.prototype.contains = function(v) {
    for(var i = 0; i < this.length; i++) {
        if(this[i] === v) return true;
    return false;
};
contains(v)
Array.prototype.contains = function(v) {
    for(var i = 0; i < this.length; i++) {
        if(this[i] === v) return true;
    return false;
};
contains(v)
Array.prototype.contains = function (v) 
    for (var i = 0; i < this.length; i++) {
        if (this[i] === v) {
          return true;
    return false;
};
...
contains(v)
Array.prototype.contains = function(v) {
  for(var i = 0; i < this.length; i++) {
      if(this[i] === v) return true;
  return false;
};
Array.prototype.unique = function() {
  var arr = [];
  for(var i = 0; i < this.length; i++) {
...
contains(v)
Array.prototype.contains = function(v) {
      for(var i = 0; i < this.length; i++) {
          if(this[i] === v) return true;
      return false;
  };
  Array.prototype.unique = function() {
    var arr = [];
    for(var i = 0; i < this.length; i++) {
...
contains(val)
#!/usr/bin/js
arr = [1, 2, 3, 4, 5];
Array.prototype.contains = function (val) {
  for (var i = 0; i < this.length; i++){
    if (this[i] === val){
      return true;
console.log(arr.contains(3))
contains(value)
Array.prototype.contains = function(value) {
  return this.indexOf(value) > -1;
};
contains(value)
Array.prototype.contains = function (value){
    return this.indexOf(value)>=0
};
contains(value)
Array.prototype.contains = function(value) {
    return Array.prototype.indexOf.call(this, value) !== -1;
};
contains(value)
Array.prototype.contains = function(value) {
    return (this.indexOf(value) > -1);