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run code in 200+ php & hhvm versions
Bugs & Features
<?php echo '\\u', PHP_EOL; echo json_decode(str_replace('\\\\u', '\u', json_encode(json_encode('\\u'))));
Output for 5.2.0, 5.2.9 - 7.2.0
\u
Output for 5.2.1 - 5.2.8
\u \"\\\u\"
Output for 5.0.2 - 5.1.6
\u Fatal error: Call to undefined function json_decode() in /in/TImO5 on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.1
\u Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/TImO5 on line 3 PHP_EOL Fatal error: Call to undefined function json_decode() in /in/TImO5 on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
\u Fatal error: Call to undefined function: json_decode() in /in/TImO5 on line 4
Process exited with code 255.
Output for 4.3.10 - 4.4.4
\u Fatal error: Call to undefined function: json_decode() in /in/TImO5 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.9
\u Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/TImO5 on line 3 PHP_EOL Fatal error: Call to undefined function: json_decode() in /in/TImO5 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
\u Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/TImO5 on line 3 PHP_EOL Fatal error: Call to undefined function: json_decode() in /in/TImO5 on line 4