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This article mainly explains the "JavaScript regular expression verification Chinese example introduction", the content of the article is simple and clear, easy to learn and understand, now please follow the editor's ideas slowly in depth, together to study and learn "JavaScript regular expression verification Chinese example introduction" bar!

JavaScript often validates Chinese. Here are two examples:

Javascript Code:

The copy code is as follows:

/ * *

* A simple example

, /

Function ischinese (temp) {

Var re = / [^ u4e00-u9fa5] /

If (re.test (temp)) return false

Return true

}

/ * *

* verify whether the string is in Chinese

* return value:

* if it is empty, the definition is passed and true is returned.

* if the string is in Chinese, the verification passes and true is returned.

* if the string is not in Chinese, return the false reference prompt: must be in Chinese!

, /

Function ischinese2 (str) {

/ / if the value is empty, it passes the check

If (str = "") return true

Var pattern = / ^ ([u4e00-u9fa5] | [ufe30-uffa0]) * $/ gi

If (pattern.test (str)) return true

Return false

}

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