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run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(json_decode([ 'abc' => false, ]));
Output for 7.0.0 - 7.2.6
Warning: json_decode() expects parameter 1 to be string, array given in /in/agXmZ on line 4 NULL
Output for 5.4.10 - 5.6.28
Warning: json_decode() expects parameter 1 to be string, array given in /in/agXmZ on line 5 NULL
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/agXmZ on line 3
Process exited with code 255.