3v4l.org

run code in 300+ PHP versions simultaneously
<?php function aaa(): string { return null; } var_dump(aaa());

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)
8.3.60.0070.00718.68
8.3.50.0120.00916.12
8.3.40.0080.00618.92
8.3.30.0090.00918.84
8.3.20.0060.00318.98
8.3.10.0000.00723.74
8.3.00.0040.00419.47
8.2.180.0070.01116.48
8.2.170.0110.00722.96
8.2.160.0000.01420.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00722.21
8.2.120.0040.00426.35
8.2.110.0030.00620.40
8.2.100.0000.01117.91
8.2.90.0000.00719.17
8.2.80.0050.00317.97
8.2.70.0030.00717.63
8.2.60.0040.00417.80
8.2.50.0030.00518.10
8.2.40.0080.00022.27
8.2.30.0050.00320.88
8.2.20.0030.00517.87
8.2.10.0070.00017.88
8.2.00.0040.00417.90
8.1.280.0100.00725.92
8.1.270.0040.00423.82
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.54
8.1.230.0040.00819.16
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00717.23
8.1.190.0060.00317.10
8.1.180.0030.00618.10
8.1.170.0080.00018.59
8.1.160.0030.00318.89
8.1.150.0000.00818.63
8.1.140.0040.00419.44
8.1.130.0030.00318.64
8.1.120.0000.00717.33
8.1.110.0040.00417.32
8.1.100.0020.00517.38
8.1.90.0040.00417.23
8.1.80.0040.00417.25
8.1.70.0000.00817.28
8.1.60.0080.00017.58
8.1.50.0000.00717.44
8.1.40.0040.00717.47
8.1.30.0000.00717.59
8.1.20.0080.00017.53
8.1.10.0000.00717.47
8.1.00.0000.00817.43
8.0.300.0040.00418.77
8.0.290.0040.00416.58
8.0.280.0030.00318.40
8.0.270.0080.00017.19
8.0.260.0070.00316.79
8.0.250.0030.00316.96
8.0.240.0000.00816.89
8.0.230.0000.00716.90
8.0.220.0030.00316.92
8.0.210.0040.00416.88
8.0.200.0040.00416.89
8.0.190.0020.00516.82
8.0.180.0000.00716.92
8.0.170.0040.00416.89
8.0.160.0040.00416.88
8.0.150.0000.00716.73
8.0.140.0030.00516.74
8.0.130.0030.00313.33
8.0.120.0040.00316.81
8.0.110.0000.00716.75
8.0.100.0050.00216.72
8.0.90.0050.00316.71
8.0.80.0070.01416.88
8.0.70.0040.00316.88
8.0.60.0040.00416.86
8.0.50.0040.00416.70
8.0.30.0100.00916.97
8.0.20.0100.01017.40
8.0.10.0080.00017.01
8.0.00.0120.00616.79
7.4.330.0000.00415.55
7.4.320.0050.00316.36
7.4.300.0060.00016.45
7.4.290.0100.00016.41
7.4.280.0060.00316.46
7.4.270.0000.00816.52
7.4.260.0040.00416.55
7.4.250.0000.00716.50
7.4.240.0070.00016.50
7.4.230.0040.00416.50
7.4.220.0130.00316.37
7.4.210.0070.01016.49
7.4.200.0000.00716.53
7.4.160.0030.01316.42
7.4.150.0050.01317.40
7.4.140.0070.01017.86
7.4.130.0130.00616.41
7.4.120.0090.01016.51
7.4.110.0140.00516.30
7.4.100.0110.01216.58
7.4.90.0120.01216.38
7.4.80.0130.00319.39
7.4.70.0100.01016.40
7.4.60.0030.01216.50
7.4.50.0000.01416.29
7.4.40.0150.00616.26
7.4.30.0080.00816.52
7.4.00.0060.00915.05
7.3.330.0000.00513.07
7.3.320.0000.00513.28
7.3.310.0000.00716.25
7.3.300.0030.00316.27
7.3.290.0050.00216.25
7.3.280.0100.00716.27
7.3.270.0100.00717.40
7.3.260.0080.01016.38
7.3.250.0090.01216.33
7.3.240.0100.01016.30
7.3.230.0060.01216.47
7.3.210.0140.00616.23
7.3.200.0100.00716.36
7.3.190.0060.00916.49
7.3.180.0060.00916.47
7.3.170.0100.00716.42
7.3.160.0030.01416.19
7.3.120.0180.00015.01
7.3.110.0110.00414.96
7.3.100.0120.00614.68
7.3.90.0060.01214.73
7.3.80.0030.01414.64
7.3.70.0040.01414.78
7.3.60.0100.00314.53
7.3.50.0060.00814.80
7.3.40.0100.00314.85
7.3.30.0030.00614.80
7.3.20.0040.01116.52
7.3.10.0070.00716.49
7.3.00.0090.00516.62
7.2.330.0060.01216.45
7.2.320.0100.01016.55
7.2.310.0090.00916.52
7.2.300.0040.01216.61
7.2.290.0070.01016.36
7.2.250.0100.00614.80
7.2.240.0030.01615.05
7.2.230.0080.00814.77
7.2.220.0070.00714.61
7.2.210.0030.00914.75
7.2.200.0040.00814.94
7.2.190.0060.00914.94
7.2.180.0070.01014.63
7.2.170.0040.00714.74
7.2.160.0030.01014.90
7.2.150.0030.00616.90
7.2.140.0000.00916.77
7.2.130.0060.00616.84
7.2.120.0070.00416.81
7.2.110.0050.01016.84
7.2.100.0060.00616.86
7.2.90.0040.00716.74
7.2.80.0040.01116.82
7.2.70.0080.00916.79
7.2.60.0040.00816.74
7.2.50.0080.00616.69
7.2.40.0080.00616.63
7.2.30.0090.00416.80
7.2.20.0090.00416.71
7.2.10.0090.00716.56
7.2.00.0040.01117.40
7.1.330.0040.01115.52
7.1.320.0120.00615.89
7.1.310.0080.00615.82
7.1.300.0090.00315.82
7.1.290.0000.00815.63
7.1.280.0050.00515.69
7.1.270.0060.00615.77
7.1.260.0000.00915.90
7.1.250.0060.00715.57
7.1.240.0100.00315.64
7.1.230.0070.01015.64
7.1.220.0070.01015.69
7.1.210.0030.00715.75
7.1.200.0060.00915.77
7.1.190.0080.00015.74
7.1.180.0100.00315.55
7.1.170.0100.00315.73
7.1.160.0040.01115.70
7.1.150.0030.00615.36
7.1.140.0080.00815.57
7.1.130.0130.00315.48
7.1.120.0040.00715.46
7.1.110.0000.01315.52
7.1.100.0090.00516.80
7.1.90.0110.00715.55
7.1.80.0040.01115.63
7.1.70.0040.00716.50
7.1.60.1050.00724.46
7.1.50.1210.01124.39
7.1.40.0890.01023.97
7.1.30.1030.01024.16
7.1.20.0870.00724.18
7.1.10.0920.00814.95
7.1.00.0800.01015.06
7.0.330.0030.00715.41
7.0.320.0070.01015.41
7.0.310.0070.00414.98
7.0.300.0030.01315.31
7.0.290.0110.00415.32
7.0.280.0050.00315.31
7.0.270.0040.00415.39
7.0.260.0090.00015.25
7.0.250.0080.00415.36
7.0.240.0030.01315.39
7.0.230.0040.01115.41
7.0.220.0000.01315.38
7.0.210.0080.00415.41
7.0.200.1540.01015.20
7.0.190.1380.00814.80
7.0.180.0930.01014.83
7.0.170.1230.00614.73
7.0.160.1420.00814.77
7.0.150.0850.01114.77
7.0.140.0850.01014.94
7.0.130.0680.01015.00
7.0.120.0780.01114.89
7.0.110.0950.01114.89
7.0.100.0950.01014.84
7.0.90.0670.00714.68
7.0.80.0680.00914.71
7.0.70.0880.00814.80
7.0.60.0850.00814.53
7.0.50.0770.01214.92
7.0.40.0660.00513.99
7.0.30.0830.00513.96
7.0.20.0700.00813.94
7.0.10.0770.01013.91
7.0.00.0540.00913.86
5.6.400.0080.00414.36
5.6.390.0070.00714.25
5.6.380.0030.00914.08
5.6.370.0080.00614.21
5.6.360.0060.00314.09
5.6.350.0110.00414.37
5.6.340.0090.00614.41
5.6.330.0030.00913.95
5.6.320.0030.01014.22
5.6.310.0060.00614.31
5.6.300.0110.00714.20
5.6.290.0000.01414.23
5.6.280.0090.00614.44
5.6.270.0000.01414.32
5.6.260.0030.01014.33
5.6.250.0040.01214.14
5.6.240.0070.00714.12
5.6.230.0000.01013.94
5.6.220.0000.01014.04
5.6.210.0030.01414.20
5.6.200.0070.01014.12
5.6.190.0090.00613.83
5.6.180.0000.01214.07
5.6.170.0000.01313.81
5.6.160.0070.00314.32
5.6.150.0030.01213.85
5.6.140.0060.00614.33
5.6.130.0000.01113.98
5.6.120.0070.00714.18
5.6.110.0100.00314.34
5.6.100.0060.00314.00
5.6.90.0110.00414.01
5.6.80.0030.01414.11
5.6.70.0110.00714.27
5.6.60.0080.00613.91
5.6.50.0040.00714.17
5.6.40.0030.01014.07
5.6.30.0040.00814.20
5.6.20.0030.01013.88
5.6.10.0090.00314.02
5.6.00.0070.00713.95

preferences:
115.26 ms | 401 KiB | 5 Q