how to limit regular expressions with more than two Chinese characters
how to limit regular expressions with more than two Chinese characters
/ ^ [u4e00-u9fa5] {2,} $/
[u4e00-u9fa5] is to match two or more unicode-encoded characters. If you want to match more than two characters, then you directly / ^ [u4e00-u9fa5] {2,} $/, with ^ means only match the beginning of Chinese characters, not numbers, letters and other
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