Nodejs Object Merge merge()

Method Source Code

Object.merge = function () {
    return [].reduce.call( arguments, function ( ret, merger ) {
        Object.keys( merger ).forEach(function ( key ) {
            ret[ key ] = merger[ key ];/*from  w  ww  .ja  v  a 2 s  . c  om*/
        });
        return ret;
    }, {} );
};

Related

1. merge(obj1, obj2)

   Object.merge = (obj1, obj2) => {
     var obj3 = JSON.parse(JSON.stringify(obj1)); 
     Object.keys(obj2).map((key) => obj3[key] = obj2[key]); 
     return obj3
   

2. merge(object1, object2)

   Object.merge = function(object1, object2) {
     var target = Object.clone(object1);
     Object.each(object2, function(key, value) {
       target[key] = value;
     });
     return target;
   };
   

3. merge(opts)

   Object.prototype.merge = function(opts) {
     for (var p in opts) {
       if (opts.hasOwnProperty(p)) {
         this[p] = opts[p];
   };
   

4. reverse_merge(opts)

   Object.prototype.reverse_merge = function(opts) {
     for (var p in opts) {
       if (opts.hasOwnProperty(p)) {
         if (this.hasOwnProperty(p)) {
           continue;
         this[p] = opts[p];
   };