/**
 * 
 * UUID
 */

export function getUUID() {
  var s = [];
  var hexDigits = "0123456789abcdef";
  for(var i=0;i<36;i++){
    s[i] = hexDigits.substr(Math.floor(Math.random()*0x10),1);
  }
  s[14] = "4";
  s[19] = hexDigits.substr((s[19] & 0x3) | 0x8,1);
  s[8] = s[13] = s[18] = s[23] = "";
  
  return s.join("");
}
