onfocus 元素获得焦点 onblur 失去焦点
onclick="fun(this)" this 代指所在标签对象
onload 页面内容加载完成才触发
- <!DOCTYPE html>
- <HTML lang="en">
- <head>
- <meta charset="UTF-8">
- <title>
- Title
- </title>
- </head>
- <body>
- <div class="v1">
- <div class="v2">
- dddd
- </div>
- <div class="v2">
- dddd
- </div>
- <div class="v2">
- dddd
- </div>
- <div class="v2">
- dddd
- </div>
- <div class="v2">
- dddd
- </div>
- <p id="p1">
- pppppp
- </p>
- </div>
- <script>
- // function func(that) {
- // console.log(that)
- //
- // console.log(that.previousElementSibling);
- // console.log(that.parentNode);
- // }
- // var ele=document.getElementById("p1");
- // ele.onclick=function () {
- // alert(123)
- // };
- // 事件绑定 2
- var ele2 = document.getElementsByClassName("v2");
- for (var i = 0; i < ele2.length; i++) {
- ele2[i].onclick = function() {
- alert(555)
- }
- }
- </script>
- </body>
- </HTML>
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来源: http://www.bubuko.com/infodetail-3108742.html