HTML 5输入框只能输入汉字、字母、数字、标点符号？正则如何写？-PHP Chinese Network Q&A

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HTML 5输入框只能输入汉字、字母、数字、标点符号？正则如何写？

大家讲道理 2016-11-12 13:42:28 Views 1195

HTML5

本来是想过滤表情的，但是android上有个bug就是第三方输入法输入的表情，无论用什么方法都不能匹配到，所以只能反着来做，匹配只能输入汉字、字母、数字、标点符号的正则了。求指教！

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2 answers

谢邀
包含中文，英文，数字，下划线，不能输入括号，不能以数字开头的正则
/^([a-zA-Z]|[u4e00-u9fa5]|_)([a-zA-Z0-9]|[u4e00-u9fa5]|_)*$/

中文[u4e00-u9fa5]
字母[a-zA-Z]
数字[0-9]

2016-11-12 13:42:37

submit

if(content.match(/\W/g)){    return false;}

2016-11-12 13:42:49

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