Nodejs Array Different diff(a)

Method Source Code

Array.prototype.diff = function(a) {
    return this.filter(function(i) {return a.indexOf(i) < 0;});
};

function diffArray(arr1, arr2) {
  var newArr = [];
  // Same, same; but different.
  newArr = arr2.diff(arr1);/* w  ww  .  j  av  a2 s  .  c om*/

  return arr1.diff(arr2).concat(arr2.diff(arr1));


  //return newArr;
}

console.log(diffArray([1, 2, 3, 5], [1, 2, 3, 4, 5]));

Related

1. diff( a )

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

2. diff(B)

   Array.prototype.diff = function (B) {
       return this.filter(function (a) { return B.indexOf(a) < 0; });
   };
   

3. diff(a)

   Array.prototype.diff = function(a) {
       return this.filter(function(i) {return a.indexOf(i) < 0;});
   };
   

4. diff(a)

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

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) > -1);});
   };
   

7. 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]);
   

8. diff(a)

   function getSrv(name) {
     return angular.element(document.body).injector().get(name);
   function isNumeric(n) {
     return !isNaN(parseFloat(n)) && isFinite(n);
   function inArray(needle, haystack) {
       var length = haystack.length;
       for(var i = 0; i < length; i++) {
   ...
   

9. diff(a, k)

   Array.prototype.diff = function (a, k) {
     return this.filter (function (i) { return a.column (k).indexOf (eval ("i." + k)) < 0; });
   };