const RegCn = /[\u4e00-\u9fa5]/g;
let value = '你好啊aa';
value = value.replace(RegCn, 'aa');
console.info(value.length);//8
let RegCn = /[\u4e00-\u9fa5]/g;
let value = 'aA';
value = value.replace(RegCn, 'aa');
console.info(value.length);//2
let RegCn = /[\u4e00-\u9fa5]/g;
let value = '啦';
value = value.replace(RegCn, 'aa');
console.info(value.length);//2
判断字符长度,区分中英文(中文两个字符,英文一个字符)
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转载自blog.csdn.net/Sunny_lxm/article/details/109763956
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