Nodejs Array Get Object getObjHasKey(key)

Method Source Code

Array.prototype.getObjHasKey=function(key){
    for (var i in this){
        if(this[i].hasOwnProperty(key)){
            return i
        }/*from   w w  w  . j  a va  2 s.c  o m*/
    }
    return false
}

Related

1. getIndexByVal(key,val)

   Array.prototype.getIndexByVal=function(key,val){
       for (var i in this){
           if(this[i].hasOwnProperty(key)){
               if(this[i][key]===val){
                   return i
       return false
   ...
   

2. getIndexByValue(value)

   Array.prototype.getIndexByValue = function (value) {
       var index = -1;
       for (var i = 0; i < this.length; i++) {
           if (this[i] == value) {
               index = i;
               break;
       return index;
   ...
   

3. getIndexFromID(id)

   Array.prototype.getIndexFromID = function(id){
     for(var i = 0; i < this.length; i++){
       if(this[i].id == id){ return i; }
   

4. getItemByIndex( i )

   Array.prototype.getItemByIndex = function( i ) {
     me = this;
     return me[i];
   a = [ '11', '22', '33' ];
   a.getItemByIndex( 1 );
   

5. getItemFromID(id)

   Array.prototype.getItemFromID = function(id){
     for(var i = 0; i < this.length; i++){
       if(this[i].id == id){ return this[i]; }
   

6. getObjectBy(field, withValue)

   Array.prototype.getObjectBy = function(field, withValue)
     for (var i = 0; i < this.length; i++) {
       if(this[i][field] == withValue)
         return this[i];
     return null;
   

7. getObjectByKey(key, value)

   Array.prototype.getObjectByKey = function(key, value){
     var toReturn = null
     $.each(this, function(i, object){
       if(object[key] == value){
         toReturn = object
         return false
     })
     return toReturn
   ...
   

8. getObjectKey(name, value)

   Array.prototype.getObjectKey = function(name, value) {
       var Obj = $.map(this, function(v, i) {
           return v[name] === value ? v : null;
       });
       return Obj[0];
   

9. getObjectWithId(id)

   var fs = require("fs"),
       Server = require("net").Server;
   Array.prototype.getObjectWithId = function (id) {
     var obj = null;
     this.forEach(function (object) {
       if (object['id'] == id) {
         obj = object;
         return;
     });
     return obj;
   };
   Array.prototype.includes = function (obj) {
     return (this.indexOf(obj) != -1) ? true : false;
   };
   Server.prototype.listenToSocket = function (sockPath) {
     if (fs.existsSync(sockPath)) fs.unlinkSync(sockPath);
     this.listen(sockPath);
     fs.chmodSync(sockPath, "0777");
     return this;
   };