3v4l.org

run code in 300+ PHP versions simultaneously
<?php (function () { foreach ([42, true] as $v) { ${$v} = $v; } unset($v); var_dump(get_defined_vars()); var_dump(compact(42, true)); var_dump(compact((string)42, (string)true)); })();

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)
8.4.120.0080.01217.84
8.4.110.0110.01018.70
8.4.100.0100.01117.63
8.4.90.0050.00320.71
8.4.80.0200.00718.89
8.4.70.0060.00520.68
8.4.60.0110.00818.82
8.4.50.0120.01120.45
8.4.40.0130.00719.34
8.4.30.0030.01620.39
8.4.20.0100.01018.90
8.4.10.0040.00417.75
8.3.250.0100.00916.52
8.3.240.0120.00816.69
8.3.230.0080.01117.11
8.3.220.0070.01118.86
8.3.210.0130.00618.70
8.3.200.0110.00816.80
8.3.190.0060.01417.23
8.3.180.0100.00818.38
8.3.170.0150.00617.23
8.3.160.0090.00918.34
8.3.150.0100.01018.25
8.3.140.0030.00516.57
8.3.130.0040.01218.73
8.3.120.0070.01018.84
8.3.110.0060.00320.94
8.3.100.0030.00624.06
8.3.90.0080.00026.77
8.3.80.0050.00519.36
8.3.70.0140.00418.48
8.3.60.0140.00316.63
8.3.50.0140.00318.31
8.3.40.0120.00318.93
8.3.30.0070.00718.66
8.3.20.0050.00224.18
8.3.10.0080.00024.66
8.3.00.0080.00026.16
8.2.290.0140.00516.80
8.2.280.0040.00618.57
8.2.270.0120.00616.97
8.2.260.0110.00718.79
8.2.250.0040.01117.25
8.2.240.0030.00619.04
8.2.230.0040.00422.58
8.2.220.0060.00337.54
8.2.210.0050.00326.77
8.2.200.0060.00318.88
8.2.190.0130.00618.66
8.2.180.0140.00025.92
8.2.170.0130.00619.02
8.2.160.0150.00022.96
8.2.150.0000.00725.66
8.2.140.0050.00224.66
8.2.130.0000.00826.16
8.2.120.0080.00020.79
8.2.110.0060.00320.35
8.2.100.0090.00317.91
8.2.90.0050.00317.88
8.2.80.0000.00918.79
8.2.70.0050.00317.63
8.2.60.0070.00317.93
8.2.50.0000.00818.05
8.2.40.0040.00419.89
8.2.30.0000.00717.94
8.2.20.0070.00017.96
8.2.10.0040.00419.33
8.2.00.0000.00719.39
8.1.330.0150.00615.94
8.1.320.0120.00817.98
8.1.310.0100.00718.58
8.1.300.0040.01418.36
8.1.290.0030.00630.84
8.1.280.0220.00325.92
8.1.270.0000.00723.99
8.1.260.0070.00726.35
8.1.250.0080.00028.09
8.1.240.0030.00623.82
8.1.230.0060.00621.04
8.1.220.0090.00018.60
8.1.210.0000.00918.77
8.1.200.0040.00417.35
8.1.190.0000.00817.35
8.1.180.0080.00018.10
8.1.170.0040.00418.57
8.1.160.0000.00719.02
8.1.150.0070.00018.95
8.1.140.0040.00418.80
8.1.130.0030.00520.13
8.1.120.0060.00317.36
8.1.110.0000.00717.48
8.1.100.0000.00817.35
8.1.90.0040.00417.40
8.1.80.0030.00617.45
8.1.70.0030.00617.45
8.1.60.0040.00417.55
8.1.50.0050.00317.45
8.1.40.0000.00817.44
8.1.30.0050.00317.55
8.1.20.0030.00617.58
8.1.10.0060.00317.60
8.1.00.0040.00417.38
8.0.300.0080.00018.77
8.0.290.0040.00416.88
8.0.280.0030.00318.44
8.0.270.0030.00317.99
8.0.260.0000.00818.31
8.0.250.0000.00717.06
8.0.240.0070.00016.95
8.0.230.0030.00616.98
8.0.220.0070.00016.99
8.0.210.0030.00316.84
8.0.200.0000.00617.02
8.0.190.0060.00317.02
8.0.180.0040.00417.04
8.0.170.0090.00016.99
8.0.160.0000.00716.88
8.0.150.0000.00716.95
8.0.140.0000.00716.82
8.0.130.0050.00013.42
8.0.120.0000.00716.93
8.0.110.0000.00716.83
8.0.100.0040.00416.95
8.0.90.0040.00416.95
8.0.80.0070.01216.87
8.0.70.0040.00416.81
8.0.60.0040.00416.84
8.0.50.0040.00416.73
8.0.30.0120.00816.99
8.0.20.0160.00716.98
8.0.10.0100.01417.09
8.0.00.0110.01117.09
7.4.330.0000.00615.55
7.4.320.0000.00616.58
7.4.300.0000.00716.49
7.4.290.0040.00416.44
7.4.280.0030.00616.59
7.4.270.0050.00316.62
7.4.260.0000.00513.38
7.4.250.0000.00716.51
7.4.240.0000.00916.61
7.4.230.0030.00316.38
7.4.220.0030.00316.53
7.4.210.0090.00616.53
7.4.200.0020.00516.25
7.4.160.0120.00916.66
7.4.150.0080.01316.63
7.4.140.0150.00816.40
7.4.130.0060.00916.54
7.4.120.0100.00916.41
7.4.110.0080.01216.50
7.4.100.0030.01316.47
7.4.90.0030.01216.43
7.4.80.0030.01716.54
7.4.70.0070.01016.56
7.4.60.0070.01416.51
7.4.50.0090.01216.25
7.4.40.0060.01516.38
7.4.30.0150.00816.46
7.4.20.0060.01216.50
7.4.10.0040.01316.49
7.4.00.0130.00316.49
7.3.330.0040.00416.24
7.3.320.0000.00513.39
7.3.310.0040.00416.48
7.3.300.0050.00316.29
7.3.290.0060.01116.40
7.3.280.0040.01316.48
7.3.270.0100.01016.44
7.3.260.0120.01016.44
7.3.250.0120.00316.41
7.3.240.0060.01416.40
7.3.230.0060.00916.49
7.3.220.0130.00316.41
7.3.210.0140.00616.41
7.3.200.0120.00916.35
7.3.190.0090.00716.28
7.3.180.0070.01516.32
7.3.170.0150.00616.32
7.3.160.0160.00616.32
7.3.150.0090.00916.33
7.3.140.0110.00416.36
7.3.130.0080.00816.29
7.3.120.0090.00616.34
7.3.110.0070.01116.28
7.3.100.0060.01116.27
7.3.90.0030.01316.68
7.3.80.0130.00616.32
7.3.70.0000.01916.33
7.3.60.0160.00316.32
7.3.50.0130.00316.47
7.3.40.0070.01416.39
7.3.30.0080.00716.39
7.3.20.0080.01116.39
7.3.10.0060.00916.34
7.3.00.0060.01516.41

preferences:
31.74 ms | 403 KiB | 5 Q