3v4l.org

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

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)
8.4.120.0170.00217.82
8.4.110.0130.00719.16
8.4.100.0140.00618.07
8.4.90.0130.00720.57
8.4.80.0020.00619.06
8.4.70.0060.00320.52
8.4.60.0130.00918.66
8.4.50.0120.01019.39
8.4.40.0100.00919.32
8.4.30.0170.00320.19
8.4.20.0100.01019.11
8.4.10.0030.00617.75
8.3.250.0110.00916.67
8.3.240.0120.00716.78
8.3.230.0140.00616.66
8.3.220.0040.00419.02
8.3.210.0130.00618.54
8.3.200.0050.00316.67
8.3.190.0030.00517.29
8.3.180.0120.00718.31
8.3.170.0040.00416.82
8.3.160.0040.00416.94
8.3.150.0080.01117.18
8.3.140.0080.00018.70
8.3.130.0080.00018.46
8.3.120.0070.01118.79
8.3.110.0000.00916.63
8.3.100.0070.01124.06
8.3.90.0070.01126.77
8.3.80.0060.00316.63
8.3.70.0100.00718.55
8.3.60.0090.00916.38
8.3.50.0070.01318.24
8.3.40.0110.00418.87
8.3.30.0120.00318.49
8.3.20.0000.00824.18
8.3.10.0080.00024.66
8.3.00.0050.00526.16
8.2.290.0120.00716.90
8.2.280.0020.00618.66
8.2.270.0060.01216.61
8.2.260.0000.00820.73
8.2.250.0100.00616.54
8.2.240.0060.00318.83
8.2.230.0040.00420.94
8.2.220.0030.00637.54
8.2.210.0090.00626.77
8.2.200.0060.00316.75
8.2.190.0110.00716.75
8.2.180.0100.00625.92
8.2.170.0100.01018.91
8.2.160.0170.00322.96
8.2.150.0080.00025.66
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0060.00326.35
8.2.110.0000.00922.34
8.2.100.0090.00317.91
8.2.90.0040.00417.88
8.2.80.0050.00318.91
8.2.70.0000.00917.79
8.2.60.0000.00918.16
8.2.50.0080.00018.10
8.2.40.0030.00621.05
8.2.30.0000.00819.25
8.2.20.0040.00417.94
8.2.10.0000.00819.38
8.2.00.0000.00719.32
8.1.330.0090.01016.00
8.1.320.0080.00916.38
8.1.310.0040.00416.79
8.1.300.0080.00816.07
8.1.290.0090.00018.88
8.1.280.0150.00325.92
8.1.270.0060.00323.92
8.1.260.0080.00028.09
8.1.250.0050.00328.09
8.1.240.0000.00922.04
8.1.230.0110.00017.64
8.1.220.0040.00417.80
8.1.210.0050.00518.77
8.1.200.0030.00617.48
8.1.190.0000.00817.23
8.1.180.0030.00618.10
8.1.170.0000.00818.64
8.1.160.0040.00418.89
8.1.150.0040.00418.95
8.1.140.0080.00018.89
8.1.130.0000.00717.51
8.1.120.0030.00717.36
8.1.110.0000.00717.40
8.1.100.0000.00717.51
8.1.90.0020.00517.49
8.1.80.0030.00617.36
8.1.70.0070.00017.35
8.1.60.0040.00417.46
8.1.50.0030.00517.58
8.1.40.0060.00317.47
8.1.30.0000.00817.70
8.1.20.0000.00917.58
8.1.10.0040.00417.47
8.1.00.0000.00717.49
8.0.300.0030.00618.77
8.0.290.0050.00316.88
8.0.280.0040.00418.46
8.0.270.0030.00316.79
8.0.260.0030.00316.75
8.0.250.0000.00717.03
8.0.240.0040.00417.01
8.0.230.0070.00316.94
8.0.220.0050.00216.86
8.0.210.0030.00316.83
8.0.200.0060.00017.07
8.0.190.0040.00417.02
8.0.180.0000.00716.98
8.0.170.0060.00316.92
8.0.160.0070.00016.94
8.0.150.0070.00016.85
8.0.140.0040.00416.94
8.0.130.0050.00013.34
8.0.120.0040.00416.89
8.0.110.0040.00316.96
8.0.100.0040.00416.82
8.0.90.0000.00716.85
8.0.80.0050.01016.90
8.0.70.0050.00317.02
8.0.60.0040.00417.00
8.0.50.0000.00716.82
8.0.30.0110.00916.88
8.0.20.0090.00916.99
8.0.10.0070.01117.05
8.0.00.0070.01717.11
7.4.330.0000.00415.55
7.4.320.0030.00316.48
7.4.300.0030.00316.64
7.4.290.0030.00316.52
7.4.280.0040.00416.49
7.4.270.0070.00016.59
7.4.260.0000.00513.33
7.4.250.0070.00016.48
7.4.240.0040.00416.52
7.4.230.0030.00316.39
7.4.220.0070.00016.63
7.4.210.0100.01016.57
7.4.200.0000.00816.47
7.4.160.0150.00316.49
7.4.150.0130.01016.48
7.4.140.0030.01316.46
7.4.130.0100.00616.50
7.4.120.0090.00616.40
7.4.110.0080.00816.63
7.4.100.0100.01016.42
7.4.90.0210.00016.42
7.4.80.0120.00916.49
7.4.70.0030.01216.51
7.4.60.0080.00816.48
7.4.50.0100.00616.39
7.4.40.0040.01616.29
7.4.30.0060.00916.55
7.4.20.0070.00816.36
7.4.10.0100.00716.46
7.4.00.0090.01216.57
7.3.330.0070.00016.30
7.3.320.0000.00613.28
7.3.310.0070.00016.37
7.3.300.0070.00016.43
7.3.290.0070.00916.45
7.3.280.0060.01016.41
7.3.270.0170.00316.41
7.3.260.0110.00516.32
7.3.250.0070.00716.46
7.3.240.0060.00916.43
7.3.230.0060.01416.39
7.3.220.0060.00916.42
7.3.210.0060.01516.35
7.3.200.0090.01216.42
7.3.190.0070.00716.39
7.3.180.0090.00616.35
7.3.170.0060.00916.36
7.3.160.0070.01016.37
7.3.150.0060.01516.33
7.3.140.0090.00916.33
7.3.130.0060.01516.40
7.3.120.0070.01016.42
7.3.110.0120.00316.30
7.3.100.0100.00716.34
7.3.90.0110.00716.57
7.3.80.0060.00916.38
7.3.70.0040.01216.40
7.3.60.0060.00916.32
7.3.50.0040.01116.31
7.3.40.0060.01316.41
7.3.30.0060.00916.38
7.3.20.0100.01016.50
7.3.10.0040.01216.38
7.3.00.0120.00916.32

preferences:
34.3 ms | 403 KiB | 5 Q