Nodejs Array Compare compare(array)

Method Source Code

/**/*w ww  . j  a  v a2 s  . com*/
 * Created with JetBrains WebStorm.
 * User: tmurphy
 * Date: 6/5/13
 * Time: 3:27 PM
 * To change this template use File | Settings | File Templates.
 */
Array.prototype.compare = function (array) {
    // if the other array is a falsy value, return
    if (!array)
        return false;

    // compare lengths - can save a lot of time
    if (this.length != array.length)
        return false;

    for (var i = 0; i < this.length; i++) {
        // Check if we have nested arrays
        if (this[i] instanceof Array && array[i] instanceof Array) {
            // recurse into the nested arrays
            if (!this[i].compare(array[i]))
                return false;
        }
        else if (this[i] != array[i]) {
            // Warning - two different object instances will never be equal: {x:20} != {x:20}
            return false;
        }
    }
    return true;
};

Related

1. compare(array)

   Array.prototype.compare = function (array) {
     if (!array)
     return false;
     if (this.length != array.length)
     return false;
     for (var i = 0, l=this.length; i < l; i++) {
       if (this[i] instanceof Array && array[i] instanceof Array) {
         if (!this[i].compare(array[i]))
         return false;
   ...
   

2. compare(array)

   Array.prototype.compare = function (array) {
     if (!array)
       return false;
     if (this.length != array.length)
       return false;
     for (var i = 0; i < this.length; i++) {
       if (this[i] instanceof Array && array[i] instanceof Array) {
         if (!this[i].compare(array[i]))
           return false;
   ...
   

3. compare(array)

   Array.prototype.compare = function (array) {
       if (!array)
           return false;
       if (this.length != array.length)
           return false;
       for (var i = 0; i < this.length; i++) {
           if (this[i] instanceof Array && array[i] instanceof Array) {
               if (!this[i].compare(array[i]))
                   return false;
   ...
   

4. compare(array)

   Array.prototype.compare = function (array) {
       if (!array)
           return false;
       if (this.length != array.length)
           return false;
       for (var i = 0, l=this.length; i < l; i++) {
           if (this[i] instanceof Array && array[i] instanceof Array) {
               if (!this[i].compare(array[i]))
                   return false;
   ...
   

5. compare(array)

   Array.prototype.compare = function (array) {
     if (!array)
       return false;
     if (this.length != array.length)
       return false;
     for (var i = 0; i < this.length; i++) {
       if (this[i] instanceof Array && array[i] instanceof Array) {
         if (!this[i].compare(array[i]))
           return false;
   ...
   

6. compare(array)

   Array.prototype.compare = function (array) {
     if (!array)
       return false;
     if (this.length != array.length)
       return false;
     for (var i = 0; i < this.length; i++) {
       if (this[i] instanceof Array && array[i] instanceof Array) {
         if (!this[i].compare(array[i]))
           return false;
   ...
   

7. compare(other)

   Array.prototype.compare = function(other) {
     return this.join('') == other.join('');
   };
   

8. compare(secondArray, compareFunction)

   Array.prototype.compare = function(secondArray, compareFunction){
       if(this.length != secondArray.length){
           return false;
       for(var i = 0; i < this.length; i++){
           if(this[i] instanceof Array && secondArray instanceof Array){
               this[i].compare(secondArray[i]);
           }else if(this[i] instanceof Object && secondArray instanceof Object){
               if(!compareFunction(this[i], secondArray[i])){
   ...
   

9. compare(testArr)

   Array.prototype.compare = function(testArr) {
       if (this.length != testArr.length) return false;
       for (var i = 0; i < testArr.length; i++) {
           if (this[i].compare) { 
               if (!this[i].compare(testArr[i])) return false;
           if (this[i] !== testArr[i]) return false;
       return true;
   ...