[Solved] Regex for these strings [closed]
You can use: [1-7]|9|8[abcd] Depending on whether you want the whole string to match, so that nothing else follows or precedes the match, you may need to add anchors: ^([1-7]|9|8[abcd])$ Or, alternatively, if you just want to match digits that are not followed by a letter (a, b, c, d) except when it is 8 … Read more