Search for Chinese characters using regular expressions in Visual Studio. The regular expression [一-龥] matches any Chinese character.
The regular expression ^.*[一-龥] matches any line containing a Chinese character.
^Anchor the match string to the beginning of a line.*Match any character zero or more times (wildcard *)[a-f]Match any character in a range of characters, for example,[一-龥]matches any character in the range of Chinese characters starting with the first Chinese character一and ending with the last Chinese character龥.