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  1. <?php
  2. $strings = array('AbCd1zyZ9', 'foo!#$bar');
  3. foreach ($strings as $testcase) {
  4.     if (ctype_alnum($testcase)) {
  5.         echo 'The string ', $testcase, ' consists of all letters or digits.', PHP_EOL;
  6.     } else {
  7.         echo 'The string ', $testcase, ' don\'t consists of all letters or digits.', PHP_EOL;
  8.     }
  9. }
Success #stdin #stdout 0.03s 52480KB
comments (?)
stdin
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Standard input is empty
stdout
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The string AbCd1zyZ9 consists of all letters or digits.
The string foo!#$bar don't consists of all letters or digits.
https://ideone.com/BYN2Gn
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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