js事件--事件流模型
阿新 • • 發佈:2019-02-09
1 var $input = document.getElementsByTagName("input")[0];
2 var $div = document.getElementsByTagName("div")[0];
3 var $body = document.getElementsByTagName("body")[0];
4
5 $input.onclick = function(e){
6 this.style.border = "5px solid red"
7 var e = e || window.e;
8 alert("red");
9 }
10 $div.onclick = function(e){
11 this.style.border = "5px solid green";
12 alert("green");
13 }
14 $body.onclick = function(e){
15 this.style.border = "5px solid yellow";
16 alert("yellow");
17 }
18
19 //依次彈出”red“,"green","yellow"