非拉丁字符 [^\u0000-\u007F]+ 非拉丁字符 in PCRE [^\x00-\x7F]+ 中日字符 [\u2E80-\u9FFF\uF900-\uFFEF\U00020000-\U0003134F]+ 中日字符 in PCRE [\x{2E80}-\x{9FFF}\x{F900}-\x{FFEF}\x{20000}-\x{3134F}]+ 參考： [如何正确使用正则表达式匹配汉字](https://ayaka.shn.hk/hanregex/zh-CN/) [javascript - Regular expression to match non-ASCII characters? - Stack Overflow](https://stackoverflow.com/questions/150033/regular-expression-to-match-non-ascii-characters)