Nodejs Array Different diff1(compare)

Method Source Code

Array.prototype.diff1 = function(compare) {
    return this.filter(function(elem) {return elem!=compare;})
}

Related

1. diff(arr)

   Array.prototype.diff = function (arr) {
           var mergedArr = this.concat(arr);
           return mergedArr.filter(function (e) {
               return mergedArr.indexOf(e) === mergedArr.lastIndexOf(e);
           });
   };
   

2. diff(array)

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

3. diff(array)

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

4. diff(init)

   Array.prototype.diff = function (init) {
       init = init || 0;
       var g = this;
       return this.reduce(function(prev,cur) {
           prev.push(cur - (prev.length > 0 ? g[prev.length-1] : init));
           return prev;
       },[]);
   

5. diff(part)

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

6. diffArrays(a)

   function getJSON(yourUrl) {
       var Httpreq = new XMLHttpRequest(); 
       Httpreq.open("GET", yourUrl, false);
       Httpreq.send(null);
       return Httpreq.responseText;
   Array.prototype.diffArrays = function(a) {
       return this.filter(function(i) {
           return a.indexOf(i) < 0;
   ...
   

7. diffArray(arr1, arr2)

   function diffArray(arr1, arr2) {
     var newArr = arr1.concat(arr2);
     function checkItems(item) {
       if (arr1.indexOf(item) === -1 || arr2.indexOf(item) === -1) {
         return item;
     return newArr.filter(checkItems);
   diffArray([1, 2, 3, 5], [1, 2, 3, 4, 5]);
   

8. diffArray(arr1, arr2)

   function diffArray(arr1, arr2) {
     var diff1 = [];
     var diff2 = [];
     diff1 = arr1.filter(function(value) { return arr2.indexOf(value) < 0;});
     diff2 = arr2.filter(function(value) { return arr1.indexOf(value) < 0;});
     return diff1.concat(diff2);
   diffArray([1, 2, 3, 5], [1, 2, 3, 4, 5]);
   

9. diffArray(arr1, arr2)

   function diffArray(arr1, arr2) {
     let newArr1 = [];
     let newArr2 = [];
     let sliced = [];
     for (let y = 0; y < arr1.length; y++) {
       if (arr2.includes(arr1[y]) === false) {
         newArr1.push(y);
     for (let i = 0; i < newArr1.length; i++) {
       sliced.push(arr1.splice(newArr1[0], 1));
     for (let x = 0; x < arr2.length; x++) {
       if (arr1.includes(arr2[x]) === false) {
         newArr2.push(x);
     for (let j = 0; j < newArr2.length; j++) {
       sliced.push(arr2.splice(newArr2[0], 1));
     let finalArr = [].concat.apply([], sliced);
       return finalArr;
   diffArray([1, 2, 3, 5], [1, 2, 3, 4, 5]);