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<?php function reverseString($string){ $len = strlen($string); for ($i = 0; $i < $len / 2; $i++) { $string[$i] = chr(ord($string[$i]) ^ ord($string[$len - $i])); $string[$len - $i] = chr(ord($string[$i]) ^ ord($string[$len - $i])); $string[$i] = chr(ord($string[$i]) ^ ord($string[$len - $i])); } return $string; } reverseString("ping");
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Uninitialized string offset 4 in /in/QA42s on line 7 Warning: Uninitialized string offset 4 in /in/QA42s on line 8
Output for 5.2.12 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Uninitialized string offset: 4 in /in/QA42s on line 7 Notice: Uninitialized string offset: 4 in /in/QA42s on line 8
Output for 7.3.32 - 7.3.33
Output for 5.2.10 - 5.2.11
Notice: Uninitialized string offset: 4 in /in/QA42s on line 7 Notice: Uninitialized string offset: 4 in /in/QA42s on line 8 Notice: Uninitialized string offset: 4 in /in/QA42s on line 8
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.9
Notice: Uninitialized string offset: 4 in /in/QA42s on line 7 Notice: Uninitialized string offset: 4 in /in/QA42s on line 8

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256.37 ms | 402 KiB | 338 Q