Nodejs Array In inArray(comparer)

Here you can find the source of inArray(comparer)

Method Source Code

// check if an element exists in array using a comparer function and return true/false
// comparer : function(currentElement)
Array.prototype.inArray = function(comparer) { 
    for(var i=0; i < this.length; i++) { 
        if(comparer(this[i])) return true; 
    }//from  w  ww  .  j  a  va2 s.c o m
    return false; 
};

Related

  1. in(elementToFind)
    Array.prototype.in = function(elementToFind) {
      for(var i = 0 ; i < this.length ; i++) {
        if(this[i] === elementToFind) {
          return true;
      return false;
    };
    
  2. inArr(item)
    Array.prototype.inArr = function (item){
        for (var i = 0; i < this.length; i++){
            if(this[i] === item){
                return true;
    
  3. inArray()
    Array.prototype.inArray = function() {
        for(var j in this) {
            if(this[j] == arguments[0]) {
                return true;
        return false;
    
  4. inArray()
    Array.prototype.inArray = function()
      for (var j in this) { 
        if (this[j] == arguments[0]) { 
          return true;
      return false;     
    
  5. inArray(comparer)
    Array.prototype.inArray = function(comparer) { 
        for(var i=0; i < this.length; i++) { 
            if(comparer(this[i])) return true; 
        return false; 
    };
    
  6. inArray(comparer)
    Array.prototype.inArray = function(comparer) { 
        for(var i=0; i < this.length; i++) { 
            if(comparer(this[i])) return true; 
        return false; 
    };
    
  7. inArray(comparer)
    Array.prototype.inArray = function(comparer) {
      for (var i = 0; i < this.length; i++) {
        if (comparer(this[i])) return true;
      return false;
    };
    Array.prototype.pushIfNotExist = function(element, comparer) {
      if (!this.inArray(comparer)) {
        this.push(element);
    ...
    
  8. inArray(comparer)
    Array.prototype.inArray = function(comparer) { 
        for(var i=0; i < this.length; i++) { 
            if(comparer(this[i])) return true; 
        return false; 
    };
    
  9. inArray(e)
    Array.prototype.inArray = function(e) {
        for (var i in this){
            if (this[i]===e) return true;
        return false;