3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = -9223372036854775808; $var2 = ~PHP_INT_MAX; $var3 = -9223372036854775807; var_dump($var, $var2, $var3); $var3--; var_dump($var, $var2, $var3);
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
float(-9.223372036854776E+18) int(-9223372036854775808) int(-9223372036854775807) float(-9.223372036854776E+18) int(-9223372036854775808) int(-9223372036854775808)
Output for 4.4.0 - 4.4.9, 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
float(-9.2233720368548E+18) int(-9223372036854775808) int(-9223372036854775807) float(-9.2233720368548E+18) int(-9223372036854775808) int(-9223372036854775808)
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/3Ss03 on line 4 float(-9.2233720368548E+18) string(11) "�����������" int(-9223372036854775807) float(-9.2233720368548E+18) string(11) "�����������" int(-9223372036854775808)
preferences:
227.89 ms | 402 KiB | 370 Q