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  1. <?php
  2.  
  3. $n=date('Y-m-d');
  4. $reg="/([0-9]{4})-(0[1-9]|1[0,1,2])-(0[1-9]|1[0-9]|2[0-9]|3[01]) /";
  5. var_dump(preg_match($reg, $n));
Success #stdin #stdout 0.02s 24400KB
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https://ideone.com/G0P7ID
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
secret

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