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run code in 150+ php & hhvm versions
Bugs & Features
<?php $i=0; $j=5500000; while($i < 560000) { $i++; $j++; $data1[] = md5($i); $data2[] = md5($j); } $time = microtime(true); echo "Starting array_diff\n"; $data_diff1 = array_diff($data1, $data2); $time = microtime(true) - $time; echo 'array_diff() took ' . number_format($time, 3) . ' seconds and returned ' . count($data_diff1) . " entries\n";
Output for 7.0.0 - 7.1.0
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 16777224 bytes) in /in/ToMcE on line 5
Process exited with code 255.
Output for hhvm-3.12.0
Starting array_diff mallctl opt.prof: No such file or directory (2) Fatal error: request has exceeded memory limit in /in/ToMcE on line 16
Process exited with code 255.
Output for hhvm-3.10.0
Starting array_diff array_diff() took 0.144 seconds and returned 560000 entries Fatal error: request has exceeded memory limit in /in/ToMcE on line 16
Process exited with code 255.
Output for 5.3.0 - 5.4.9, 5.5.24 - 5.6.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/ToMcE on line 6
Process exited with code 255.
Output for 5.4.10 - 5.4.45
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/ToMcE on line 5
Process exited with code 255.
Output for 5.2.6, 5.2.10 - 5.2.17
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 71 bytes) in /in/ToMcE on line 5
Process exited with code 255.
Output for 5.2.2 - 5.2.5, 5.2.7 - 5.2.9
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 24 bytes) in /in/ToMcE on line 5
Process exited with code 255.
Output for 5.2.1
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 21 bytes) in /in/ToMcE on line 6
Process exited with code 255.
Output for 4.3.0 - 5.2.0

Process exited with code 137.