3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo PHP_INT_MIN,"\n"; echo ~PHP_INT_MAX,"\n"; echo -PHP_INT_MAX -1,"\n"; var_dump(0x8000000000000000);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
-9223372036854775808 -9223372036854775808 -9223372036854775808 float(9.223372036854776E+18)
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
-9223372036854775808 -9223372036854775808 -9223372036854775808 float(9.2233720368548E+18)
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Notice: Use of undefined constant PHP_INT_MIN - assumed 'PHP_INT_MIN' in /in/t9n4T on line 3 PHP_INT_MIN -9223372036854775808 -9223372036854775808 float(9.2233720368548E+18)
preferences:
251.93 ms | 402 KiB | 325 Q