Nodejs Array Different diff(a)

Here you can find the source of diff(a)

Method Source Code

Array.prototype.diff = function (a) {
    return this.filter(function (e) { return a.indexOf(e) === -1 });
};

Related

  1. diff
    Array.prototype.diff =
      function(otherArray) [ i for each( i in this ) if( !otherArray.has( i ) ) ];
    
  2. diff( a )
    Array.prototype.diff = function( a ) {
        return this.filter( function( i ) { return !( a.indexOf( i ) > -1 ); } );
    };
    
  3. diff(B)
    Array.prototype.diff = function (B) {
        return this.filter(function (a) { return B.indexOf(a) < 0; });
    };
    
  4. diff(a)
    Array.prototype.diff = function(a) {
        return this.filter(function(i) {return a.indexOf(i) < 0;});
    };
    
  5. diff(a)
    module.exports = {
        findMissing :function (a,b){
                if(a.length === b.length) return 0;
                if(a.length < b.length) return b.diff(a)[0];
                return a.diff(b)[0];
    };
    Array.prototype.diff = function(a) {
        return this.filter(function(i) {return a.indexOf(i) < 0;});
    ...
    
  6. diff(a)
    Array.prototype.diff = function(a) {
        return this.filter(function(i) {return a.indexOf(i) < 0;});
    };
    function diffArray(arr1, arr2) {
      var newArr = [];
      newArr = arr2.diff(arr1);
      return arr1.diff(arr2).concat(arr2.diff(arr1));
    console.log(diffArray([1, 2, 3, 5], [1, 2, 3, 4, 5]));
    ...
    
  7. diff(a)
    Array.prototype.diff = function(a) {
      return this.filter(function(i) {return !(a.indexOf(i) > -1);});
    };
    
  8. diff(a)
    Array.prototype.diff = function(a) {
        return this.filter(function(i) {return a.indexOf(i) < 0;});
    };
    Array.prototype.contains = function(obj) {
        var i = this.length;
        while (i--) {
            if (this[i] === obj) {
                return true;
        return false;
    };
    function sym(args) {
       var a = args[0].diff(args[1]).concat(args[1].diff(args[0]));  
       var b = args[0].filter(function(n) {
         return args[1].indexOf(n) != -1;
       });
      return a;
    sym([1, 2, 3], [5, 2, 1, 4]);