3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (int) INF; $n = (int) pow(2,64); var_dump( $a/$n ); // floating point div with non-zero value echo $a - ($n * (int) ($a/$n) ),"\n"; // INF but s/b NAN echo fmod(INF,pow(2,64)),"\n"; // NAN correct! echo INF % pow(2,64); // integer div b/c % so pow(2,64) becomes 0
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
Fatal error: Uncaught DivisionByZeroError: Division by zero in /in/UfYZb:5 Stack trace: #0 {main} thrown in /in/UfYZb on line 5
Process exited with code 255.
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
Warning: Division by zero in /in/UfYZb on line 5 float(NAN) Warning: Division by zero in /in/UfYZb on line 7 0 NAN Fatal error: Uncaught DivisionByZeroError: Modulo by zero in /in/UfYZb:12 Stack trace: #0 {main} thrown in /in/UfYZb on line 12
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Warning: Division by zero in /in/UfYZb on line 5 bool(false) Warning: Division by zero in /in/UfYZb on line 7 -9223372036854775808 NAN Warning: Division by zero in /in/UfYZb on line 12
preferences:
234.61 ms | 402 KiB | 330 Q