Hash - a javascript dictionary object.

　　Hash,in wikipedia, may relevant to many stuffs.

　　In javascript, hash is a group of name/value pairs where a unique name points to a unique value, and are included within a brace.

　　

 var hash = {
              vari01 : "OK",
              vari02 : "KO"
         };
         console.log("Out put key/value:");
         for(i in hash){
             console.log(hash[i]);
         }

 Out put key/value:
 OK
 KO