3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(json_encode(new \RuntimeException()));
based on lsRo3
Output for 5.3.0 - 7.1.0
string(2) "{}"
Output for 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Uo1br on line 4 string(2) "{}"
Output for 5.0.0 - 5.1.6
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Uo1br on line 4 Fatal error: Call to undefined function json_encode() in /in/Uo1br on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Uo1br on line 4 Fatal error: Call to undefined function: json_encode() in /in/Uo1br on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Uo1br on line 4 Fatal error: Call to undefined function: json_encode() in /in/Uo1br on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Uo1br on line 4 Fatal error: Call to undefined function: json_encode() in /in/Uo1br on line 4