3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sum = 0.0; foreach(range(1.0, 1e+6) as $i){ $sum += $i; }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.1, 8.1.28 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Output for 8.1.2 - 8.1.27
Fatal error: Out of memory (allocated 2097152) (tried to allocate 33554440 bytes) in /in/INjT0 on line 4 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/INjT0 on line 4
Process exited with code 255.
preferences:
96.72 ms | 1972 KiB | 4 Q