Replace object properties from other object

replaceProperties

var setObjectOptions = function(element, args){
	var targetObj = allObjects[element];
    
    for (var prop in args) {
      // important check that this is objects own property 
      // not from prototype prop inherited
      if(args.hasOwnProperty(prop)){
        targetObj[prop] = args[prop];
      }
   }
}

allObjects = {
	elbow_1:{type:'elbow', version:'topLeft', id:'elbow_1', color:'grey'},
	btn_alertStatus:{type:'button', id:'btn_alertStatus', color:'blue', label:'Blue Alert'}
}

console.log( JSON.stringify(allObjects));

args = {color:'red', label:'Red Alert'}

setObjectOptions('btn_alertStatus', args);

console.log( JSON.stringify(allObjects));