javascript当中onblur和onfocus用法


例 1.1 onblur和onfocus
马克-to-win:onblur失去焦点和onfocus得到焦点事件。




   
<script LANGUAGE="JavaScript">
   
</script>


we can not leave the following input blank.
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更多内容请见原文,文章转载自:https://blog.csdn.net/qq_43650923/article/details/100175654