whichTransitionEvent & whichAnimationEvent

TransitionEvent_whichAnimationEvent.js

var vendor = {
      name: "",
      browser: "",
      prefix: "",
      transitionend: whichTransitionEvent(),
      animationend: whichAnimationEvent()
    };
    
    function whichAnimationEvent() {
      var t,
          el = document.createElement("fakeelement");
      var animations = {
          "animation"      : "animationend",
          "OAnimation"     : "oAnimationEnd",
          "MozAnimation"   : "animationend",
          "WebkitAnimation": "webkitAnimationEnd"
      };
      for(t in animations) {
          if (el.style[t] !== undefined){
              return animations[t];
          }
      }
  }
  function whichTransitionEvent() {
      var t,
          el = document.createElement("fakeelement");
      var transitions = {
          "transition"      : "transitionend",
          "OTransition"     : "oTransitionEnd",
          "MozTransition"   : "transitionend",
          "WebkitTransition": "webkitTransitionEnd"
      };
      for (t in transitions){
          if (el.style[t] !== undefined){
              return transitions[t];
          }
      }
  }
  return vendor;