默认情况下div无法获取焦点,无法触发focus与blur事件,推測span,a等标签也无法触发焦点事件(input:button。及button标签能够触发)
怎样使div触发blur事件:能够给div加上tabindex属性
在线演示:http://sandbox.runjs.cn/show/e0bvfcag
源代码:
<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><title>Document</title><style>.box{width: 200px;height: 200px;background-color: #3295F2;}</style><script type="text/javascript" src="http://sandbox.runjs.cn/uploads/rs/294/c4c2o6mh/jquery.js"></script>
</head>
<body><input type="text" /><input type="button" value="測试" class="but"/><button>kkk</button><div class="box" tabindex="1"></div><script>$('.box').focus(function(){alert('div focus');});$('.box').blur(function(){alert('div blur');});$('.but').focus(function(){alert('but');});$('.but').blur(function(){alert('but');});$('button').focus(function(){alert('but');});$('button').blur(function(){alert('but');});</script>
</body>
</html>
demo: http://www.w3school.com.cn/tiy/t.asp?
f=html_standard_tabindex