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run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump( ~(0xfffffffffffffffe) + 1 ); // -1
Output for 5.3.0 - 7.1.0
int(0)
Output for 4.3.6 - 5.0.5, 5.1.1 - 5.2.17
float(9.2233720368548E+18)
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/BPjXn on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.5
int(-9223372036854775808)