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Home/ Questions/Q 7513481
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Editorial Team
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Editorial Team
Asked: May 30, 20262026-05-30T00:11:59+00:00 2026-05-30T00:11:59+00:00

In JS I used this code: if(string.match(/[^A-Za-z0-9]+/)) but I don’t know, how to do

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In JS I used this code:

if(string.match(/[^A-Za-z0-9]+/))

but I don’t know, how to do it in PHP.

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  1. Editorial Team
    Editorial Team
    2026-05-30T00:12:01+00:00Added an answer on May 30, 2026 at 12:12 am

    Use preg_match().

    if (!preg_match('/[^A-Za-z0-9]/', $string)) // '/[^a-z\d]/i' should also work.
    {
      // string contains only english letters & digits
    }
    
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