3v4l.org

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

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)
8.3.60.0130.01016.38
8.3.50.0140.00718.05
8.3.40.0110.00418.50
8.3.30.0100.00318.50
8.3.20.0040.00420.22
8.3.10.0030.00623.32
8.3.00.0050.00319.13
8.2.180.0120.00318.09
8.2.170.0150.00622.96
8.2.160.0070.00720.39
8.2.150.0110.00024.18
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0030.00517.38
8.2.110.0120.00920.96
8.2.100.0080.00417.68
8.2.90.0060.00318.95
8.2.80.0000.00817.97
8.2.70.0080.00017.50
8.2.60.0000.00917.80
8.2.50.0040.00418.07
8.2.40.0050.00319.34
8.2.30.0030.00320.48
8.2.20.0000.00717.54
8.2.10.0000.00817.96
8.2.00.0070.00017.97
8.1.270.0040.00423.78
8.1.260.0030.00626.35
8.1.250.0030.00528.09
8.1.240.0070.00319.14
8.1.230.0130.00018.78
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.11
8.1.190.0000.00716.73
8.1.180.0030.00518.10
8.1.170.0030.00519.02
8.1.160.0040.00421.98
8.1.150.0030.00318.71
8.1.140.0000.00819.54
8.1.130.0030.00617.47
8.1.120.0000.00717.22
8.1.110.0070.00017.32
8.1.100.0040.00317.34
8.1.90.0040.00417.27
8.1.80.0040.00417.33
8.1.70.0000.00817.27
8.1.60.0030.00517.40
8.1.50.0000.00817.48
8.1.40.0040.00417.39
8.1.30.0080.00017.58
8.1.20.0050.00217.51
8.1.10.0030.00717.31
8.1.00.0040.00417.23
8.0.300.0040.00418.77
8.0.290.0000.00716.58
8.0.280.0000.00718.41
8.0.270.0070.00017.11
8.0.260.0060.00017.12
8.0.250.0000.00716.76
8.0.240.0060.00016.84
8.0.230.0030.00316.82
8.0.220.0030.00516.76
8.0.210.0040.00416.82
8.0.200.0000.00616.72
8.0.190.0000.00716.78
8.0.180.0000.00716.82
8.0.170.0050.00316.74
8.0.160.0060.00316.74
8.0.150.0000.00716.61
8.0.140.0040.00416.64
8.0.130.0000.00813.20
8.0.120.0040.00416.76
8.0.110.0000.00716.80
8.0.100.0030.00516.79
8.0.90.0000.00816.59
8.0.80.0070.01016.80
8.0.70.0040.00416.73
8.0.60.0000.00816.87
8.0.50.0040.00416.53
8.0.30.0120.00617.11
8.0.20.0080.01017.40
8.0.10.0030.00416.85
8.0.00.0060.01216.59
7.4.330.0060.00015.08
7.4.320.0070.00016.32
7.4.300.0070.00016.52
7.4.290.0000.00716.33
7.4.280.0080.00016.52
7.4.270.0030.00316.43
7.4.260.0000.00716.55
7.4.250.0080.00016.36
7.4.240.0020.00516.37
7.4.230.0070.00016.41
7.4.220.0140.00916.48
7.4.210.0090.00916.47
7.4.200.0000.00716.61
7.4.160.0100.00616.52
7.4.150.0130.01017.40
7.4.140.0110.00917.86
7.4.130.0060.01116.49
7.4.120.0100.00716.38
7.4.110.0090.01216.24
7.4.100.0110.00616.30
7.4.90.0090.00916.23
7.4.80.0110.00919.39
7.4.70.0070.01016.60
7.4.60.0060.01116.29
7.4.50.0040.00416.39
7.4.40.0030.01416.44
7.4.30.0060.01116.34
7.4.00.0030.00714.81
7.3.330.0030.00313.19
7.3.320.0000.00713.23
7.3.310.0030.00316.18
7.3.300.0000.00616.17
7.3.290.0060.01016.25
7.3.280.0100.00616.22
7.3.270.0030.01517.40
7.3.260.0120.00916.33
7.3.250.0110.00716.33
7.3.240.0130.00816.17
7.3.230.0100.00716.39
7.3.210.0120.00616.51
7.3.200.0030.01316.48
7.3.190.0080.00816.40
7.3.180.0110.00616.35
7.3.170.0120.00916.32
7.3.160.0040.01116.21
7.2.330.0100.00716.55
7.2.320.0090.00916.39
7.2.310.0110.00516.63
7.2.300.0100.00616.52
7.2.290.0030.01516.19
7.2.60.0080.00416.79
7.2.00.0070.00419.18
7.1.200.0000.01315.70
7.1.100.0040.01118.04
7.1.70.0040.00716.79
7.1.60.0070.01619.43
7.1.50.0160.00616.93
7.1.00.0000.08022.46
7.0.200.0190.00414.63
7.0.60.0100.06319.77
7.0.50.0070.08017.89
7.0.40.0070.09020.18
7.0.30.0030.05020.33
7.0.20.0270.07720.13
7.0.10.0070.07020.30
7.0.00.0100.08320.05
5.6.280.0000.06320.91
5.6.210.0030.04020.75
5.6.200.0130.04018.25
5.6.190.0100.04020.28
5.6.180.0370.03720.43
5.6.170.0330.07720.40
5.6.160.0070.07720.44
5.6.150.0070.05318.18
5.6.140.0100.07718.18
5.6.130.0030.05718.14
5.6.120.0100.07020.90
5.6.110.0100.08321.13
5.6.100.0030.08721.08
5.6.90.0200.05721.12
5.6.80.0030.07720.54
5.5.350.0370.06020.52
5.5.340.0100.06318.05
5.5.330.0000.06320.27
5.5.320.0230.06020.27
5.5.310.0300.06720.28
5.5.300.0000.06718.03
5.5.290.0030.05017.93
5.5.280.0200.06320.80
5.5.270.0070.05320.71
5.5.260.0030.08020.76
5.5.250.0000.09020.68
5.5.240.0070.07020.07
5.4.450.0500.05719.53
5.4.440.0530.05319.46
5.4.430.0600.05319.57
5.4.420.0430.05719.16
5.4.410.0100.06319.53
5.4.400.0170.05318.85
5.4.390.0300.07719.11
5.4.380.0230.05319.13
5.4.370.0300.05319.24
5.4.360.0100.06719.13
5.4.350.0170.04718.96
5.4.340.0230.04719.28
5.4.320.0170.06319.33
5.4.310.0730.06019.21
5.4.300.0700.05018.80
5.4.290.0500.05319.27
5.4.280.0570.05719.25
5.4.270.0170.05019.33
5.4.260.0070.05719.27
5.4.250.0170.05019.18
5.4.240.0030.06019.20
5.4.230.0200.04718.97
5.4.220.0370.05319.17
5.4.210.0500.04718.95
5.4.200.0470.06319.16
5.4.190.0430.05318.94
5.4.180.0570.05319.10
5.4.170.0600.04319.12
5.4.160.0400.06719.25
5.4.150.0200.05019.10
5.4.140.0100.05716.52
5.4.130.0130.05316.43
5.4.120.0100.05016.38
5.4.110.0270.06716.51
5.4.100.0400.03016.15
5.4.90.0130.05016.44
5.4.80.0200.04016.68
5.4.70.0230.04016.52
5.4.60.0100.06016.35
5.4.50.0230.04016.20
5.4.40.0130.05016.55
5.4.30.0370.03716.57
5.4.20.0170.05016.59
5.4.10.0370.04716.52
5.4.00.0200.06015.85

preferences:
82.78 ms | 400 KiB | 5 Q