want to extract continuous Chinese characters + punctuation in html, ask how to write regular
want to extract continuous Chinese characters + punctuation in html, ask how to write regular
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for example: var str="1234HAGSFC" :334 123 4HA GSFC :4321 1234 HAG SF C ... ...
problem description in the project, you need to use a rich text editor to edit the text and pass it to the back end. the front end uses ...
^ ([a-zA-Z] + [A-Za-z0-9 -] * [a-zA-Z0-9]) | ([a-zA-Z]) $ .test ( 11a ) true and ^ (([a-zA-Z] + [A-Za-z0-9 -] * [a-zA-Z0-9]) | ([a-zA-Z])) $ .test ( 11a ) false Why are the results different The difference between the two regula...