var reg = /^(([1-9]\d+(.[0-9]{1,4})?|\d(.[0-9]{1,4})?)|([-]([1-9]\d+(.[0-9]{1,4})?|\d(.[0-9]{1,4})?)))$/;
posted on 2016-07-29 10:01 菜鸟Z 阅读(568) 评论(0) 编辑 收藏 举报
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