regular expression allowing only slash and underscore

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Posted on by Abhilash M abi

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Hi All,

I have a requirement that I need to validate a field that should not contain special character other than "\" and "_". I'm using regular expression through the plugin. Please help to achieve this.

Any Suggestions let me know

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Adrian Begovich 21,009 Super User 2024 Season 2 on at

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RE: regular expression allowing only slash and underscore

Hi Abhilash,

This regular expression will meet your requirement.

[a-z,A-Z,0-9,\\,_]*
Abhilash M abi 595 on at

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RE: regular expression allowing only slash and underscore

Any suggestion on this?