Regex how prevent string containing only the "?" character

Question

I'm searching for a Regex to avoid letting user to enter a string with only a single ? character. Here are examples of what I want to achieve: ? Not Ok (I want to avoid letting this) ?a Ok a? Ok ?? Ok ??? Ok

Could you please include What you have tried so far? – Sandrin Joy Oct 17 '20 at 15:55 — Sandrin Joy, Oct 17 '20 at 15:55

score 0 · Accepted Answer · answered Oct 17 '20 at 16:09

0

This matches either any one- character string which is different from ? or any string with at least two characters

^([^?]|..+)$

answered Oct 17 '20 at 16:09

derpirscher

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That's what I want, thanks! – Wadjey Oct 17 '20 at 16:10

Regex how prevent string containing only the "?" character

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