Posted in 沙海拾贝 JS判断值是否为null thinkwei 2016-06-29 Leave a Comment on JS判断值是否为null js如何判断某值是否为null?其实很简单! 简单而正确的方法: var jeeinn = null; if( jeeinn===null){ alert('jeeinn is null'); } 打赏赞分享 Author: thinkwei