3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); // Enable strict typing function blah(string $bar) : string { return "blah"; } blah();

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)
8.3.60.0100.00718.43
8.3.50.0100.00821.20
8.3.40.0120.00318.79
8.3.30.0070.00718.67
8.3.20.0040.00420.09
8.3.10.0080.00023.48
8.3.00.0040.00419.65
8.2.180.0150.00616.50
8.2.170.0110.00422.96
8.2.160.0100.00320.39
8.2.150.0060.00325.66
8.2.140.0040.00424.66
8.2.130.0040.01126.16
8.2.120.0070.00417.63
8.2.110.0030.00619.07
8.2.100.0090.00317.50
8.2.90.0000.00719.08
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0070.00317.66
8.2.50.0050.00318.07
8.2.40.0070.00219.40
8.2.30.0040.00417.93
8.2.20.0040.00417.71
8.2.10.0040.00417.86
8.2.00.0080.00017.91
8.1.280.0120.00625.92
8.1.270.0030.00520.20
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0040.00420.86
8.1.230.0090.00317.42
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.13
8.1.190.0060.00317.10
8.1.180.0000.00818.10
8.1.170.0060.00318.51
8.1.160.0070.00021.95
8.1.150.0080.00018.80
8.1.140.0030.00517.36
8.1.130.0030.00317.57
8.1.120.0030.00317.35
8.1.110.0030.00517.33
8.1.100.0040.00417.36
8.1.90.0000.00717.32
8.1.80.0070.00017.35
8.1.70.0000.00717.35
8.1.60.0030.00617.54
8.1.50.0040.00417.48
8.1.40.0070.00317.35
8.1.30.0000.00817.47
8.1.20.0030.00517.58
8.1.10.0040.00417.40
8.1.00.0040.00417.41
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0090.00018.29
8.0.270.0030.00317.04
8.0.260.0060.00317.07
8.0.250.0000.00716.81
8.0.240.0000.00616.96
8.0.230.0060.00316.98
8.0.220.0070.00016.90
8.0.210.0050.00316.75
8.0.200.0000.00616.91
8.0.190.0070.00416.94
8.0.180.0050.00316.79
8.0.170.0000.00716.87
8.0.160.0000.00716.98
8.0.150.0070.00016.81
8.0.140.0000.00716.82
8.0.130.0000.00613.38
8.0.120.0040.00416.72
8.0.110.0040.00416.88
8.0.100.0050.00216.68
8.0.90.0040.00416.68
8.0.80.0150.00016.83
8.0.70.0000.00816.88
8.0.60.0080.00016.76
8.0.50.0000.00816.82
8.0.30.0070.01317.03
8.0.20.0100.01217.40
8.0.10.0040.00416.89
8.0.00.0120.00516.85
7.4.330.0050.00015.08
7.4.320.0000.00716.38
7.4.300.0030.00316.52
7.4.290.0000.00716.54
7.4.280.0030.00516.43
7.4.270.0000.00716.45
7.4.260.0030.00316.39
7.4.250.0000.00716.41
7.4.240.0020.00616.46
7.4.230.0040.00416.27
7.4.220.0090.00916.39
7.4.210.0030.01316.39
7.4.200.0040.00416.61
7.4.160.0080.00816.57
7.4.150.0090.00917.40
7.4.140.0110.01317.86
7.4.130.0100.00916.52
7.4.120.0130.00416.50
7.4.110.0090.00916.50
7.4.100.0060.01916.48
7.4.90.0030.01416.41
7.4.80.0090.00919.39
7.4.70.0060.00916.34
7.4.60.0100.00716.48
7.4.50.0030.00616.45
7.4.40.0130.00416.36
7.4.30.0070.01416.27
7.4.00.0050.01414.92
7.3.330.0000.00613.27
7.3.320.0020.00213.29
7.3.310.0000.00616.28
7.3.300.0030.00316.15
7.3.290.0000.00616.15
7.3.280.0080.00916.28
7.3.270.0140.00317.40
7.3.260.0120.01216.49
7.3.250.0110.00916.32
7.3.240.0120.00316.54
7.3.230.0070.01016.39
7.3.210.0150.00316.31
7.3.200.0130.00316.30
7.3.190.0090.01216.37
7.3.180.0130.00716.43
7.3.170.0100.01016.48
7.3.160.0140.00716.30
7.3.120.0070.01114.79
7.3.110.0080.00614.79
7.3.100.0090.00614.54
7.3.90.0030.00814.75
7.3.80.0000.00914.33
7.3.70.0030.01014.88
7.3.60.0030.00714.82
7.3.50.0040.01114.76
7.3.40.0090.00014.63
7.3.30.0080.00814.77
7.3.20.0000.00916.73
7.3.10.0040.00816.60
7.3.00.0060.00616.62
7.2.330.0040.01416.46
7.2.320.0100.00716.59
7.2.310.0100.00616.60
7.2.300.0030.01316.62
7.2.290.0030.01916.32
7.2.250.0100.00715.05
7.2.240.0030.01715.12
7.2.230.0060.00614.97
7.2.220.0000.01015.00
7.2.210.0090.00315.13
7.2.200.0040.00814.97
7.2.190.0040.00715.04
7.2.180.0030.01014.95
7.2.170.0030.00914.84
7.2.60.0000.01616.66
7.2.00.0030.00919.22
7.1.330.0040.00815.62
7.1.320.0030.00715.35
7.1.310.0120.00015.50
7.1.300.0140.00015.71
7.1.290.0040.00715.70
7.1.280.0040.00815.39
7.1.270.0000.01415.71
7.1.260.0060.00615.64
7.1.200.0090.00015.52
7.1.100.0150.00317.87
7.1.70.0000.00716.95
7.1.60.0080.00319.12
7.1.50.0130.01016.87
7.1.00.0000.08022.46
7.0.200.0100.00316.78
7.0.60.0070.03720.01
7.0.50.0130.03017.84
7.0.40.0000.09020.24
7.0.30.0200.04720.08
7.0.20.0230.04720.08
7.0.10.0070.06720.09
7.0.00.0000.04720.23
5.6.280.0030.05321.11
5.6.210.0070.07720.75
5.6.200.0070.07718.20
5.6.190.0030.04020.48
5.6.180.0430.04720.57
5.6.170.0100.04720.71
5.6.160.0200.07320.50
5.6.150.0100.07018.18
5.6.140.0070.08018.28
5.6.130.0030.04718.12
5.6.120.0070.08020.90
5.6.110.0030.06320.98
5.6.100.0070.03720.98
5.6.90.0130.08320.88
5.6.80.0130.07020.55
5.5.350.0170.07020.37
5.5.340.0100.07317.94
5.5.330.0100.05320.21
5.5.320.0030.04320.36
5.5.310.0230.03320.25
5.5.300.0000.04317.98
5.5.290.0030.08317.95
5.5.280.0170.07320.77
5.5.270.0000.09020.78
5.5.260.0030.04320.89
5.5.250.0130.07720.49
5.5.240.0270.07020.16
5.4.450.0130.07019.42
5.4.440.0300.07019.55
5.4.430.0200.05019.32
5.4.420.0100.04719.56
5.4.410.0230.07019.33
5.4.400.0200.05319.09
5.4.390.0230.05719.22
5.4.380.0270.07019.08
5.4.370.0170.05019.32
5.4.360.0300.07019.22
5.4.350.0270.05019.05
5.4.340.0200.05718.85
5.4.320.0200.07319.06
5.4.310.0200.07319.09
5.4.300.0330.05318.81
5.4.290.0300.06018.82
5.4.280.0230.06019.06
5.4.270.0400.06319.31
5.4.260.0170.08019.09
5.4.250.0270.05018.86
5.4.240.0230.06719.07
5.4.230.0270.03318.98
5.4.220.0300.05719.24
5.4.210.0230.06319.08
5.4.200.0170.06018.84
5.4.190.0200.03719.05
5.4.180.0270.06319.18
5.4.170.0230.03319.05
5.4.160.0200.05319.30
5.4.150.0230.03319.29
5.4.140.0270.06016.34
5.4.130.0270.06316.54
5.4.120.0270.06316.72
5.4.110.0170.05716.64
5.4.100.0230.04716.50
5.4.90.0230.06016.60
5.4.80.0230.07016.30

preferences:
53.17 ms | 401 KiB | 5 Q