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<?php // Wrongly-encoded garbage, but base64_decode() will try anyway. $bad = 'ABC123!@#$%'; $out = base64_decode($bad); if ($out === FALSE) { echo 'Failed without true as second parameter.'.PHP_EOL; } else { $len = strlen($out); for ($i = 0;$i < $len;$i++) { echo ord($out[$i]).' '; } echo PHP_EOL; } // You need to pass TRUE as a second parameter in order to make it fail loudly $out2 = base64_decode($bad, TRUE); if ($out2 === FALSE) { echo 'Failed with true as second parameter.'.PHP_EOL; } else { $len = strlen($out); for ($i = 0;$i < $len;$i++) { echo ord($out[$i]).' '; } echo PHP_EOL; }
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
0 16 181 219 Failed with true as second parameter.
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 5.0.5, 5.1.0 - 5.1.6
0 16 181 219 Warning: base64_decode() expects exactly 1 parameter, 2 given in /in/JmLkY on line 20 0 16 181 219
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
0 16 181 219 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JmLkY on line 16 PHP_EOL Warning: base64_decode() expects exactly 1 parameter, 2 given in /in/JmLkY on line 20 0 16 181 219 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/JmLkY on line 31 PHP_EOL

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