3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($code){ return 'pa' === strtolower(substr($code, 0, 2)); } var_dump([ 'pa05' => f('pa05'), 'pa08' => f('pa08'), 'c10' => f('c10'), 'test' => f('test'), ]);

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)
8.3.60.0140.00416.63
8.3.50.0170.01322.95
8.3.40.0000.01518.77
8.3.30.0170.00319.09
8.3.20.0070.00020.30
8.3.10.0000.00923.55
8.3.00.0080.00019.25
8.2.180.0100.01416.63
8.2.170.0030.01022.96
8.2.160.0100.00718.88
8.2.150.0050.00324.18
8.2.140.0000.00924.66
8.2.130.0050.00226.16
8.2.120.0040.00421.02
8.2.110.0040.00422.16
8.2.100.0120.00017.65
8.2.90.0000.00818.99
8.2.80.0060.00317.97
8.2.70.0030.00617.38
8.2.60.0090.00317.80
8.2.50.0040.00418.07
8.2.40.0040.00417.78
8.2.30.0060.00318.05
8.2.20.0050.00317.49
8.2.10.0040.00417.95
8.2.00.0030.00517.49
8.1.280.0060.00925.92
8.1.270.0060.00323.84
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00623.79
8.1.230.0080.00318.97
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0040.00417.00
8.1.180.0040.00418.10
8.1.170.0080.00018.55
8.1.160.0040.00422.01
8.1.150.0000.00718.88
8.1.140.0000.00917.43
8.1.130.0000.00817.86
8.1.120.0050.00217.39
8.1.110.0000.00717.35
8.1.100.0070.00017.36
8.1.90.0030.00317.39
8.1.80.0030.00317.41
8.1.70.0030.00317.29
8.1.60.0040.00417.53
8.1.50.0030.00517.52
8.1.40.0080.00017.43
8.1.30.0030.00517.47
8.1.20.0080.00017.63
8.1.10.0000.00817.46
8.1.00.0000.00817.55
8.0.300.0040.00418.77
8.0.290.0030.00616.58
8.0.280.0030.00318.30
8.0.270.0000.00717.19
8.0.260.0000.00617.01
8.0.250.0000.00716.77
8.0.240.0030.00316.71
8.0.230.0060.00316.87
8.0.220.0040.00416.83
8.0.210.0030.00316.70
8.0.200.0000.00716.75
8.0.190.0040.00416.76
8.0.180.0040.00416.85
8.0.170.0000.00716.83
8.0.160.0000.00816.88
8.0.150.0040.00416.72
8.0.140.0070.00016.66
8.0.130.0050.00213.13
8.0.120.0040.00416.79
8.0.110.0020.00516.74
8.0.100.0040.00416.78
8.0.90.0050.00216.64
8.0.80.0030.01316.69
8.0.70.0000.00916.77
8.0.60.0000.00716.66
8.0.50.0040.00416.60
8.0.30.0120.01017.04
8.0.20.0190.00017.40
8.0.10.0070.00016.89
8.0.00.0120.00616.78
7.4.330.0000.00615.03
7.4.320.0030.00316.34
7.4.300.0060.00016.43
7.4.290.0000.00716.34
7.4.280.0040.00416.51
7.4.270.0040.00416.35
7.4.260.0000.01016.45
7.4.250.0030.00316.50
7.4.240.0030.00316.47
7.4.230.0040.00216.44
7.4.220.0150.00316.43
7.4.210.0050.00916.59
7.4.200.0070.00016.63
7.4.160.0070.01016.42
7.4.150.0040.01517.40
7.4.140.0070.01317.86
7.4.130.0040.01216.61
7.4.120.0150.00216.47
7.4.110.0090.00916.65
7.4.100.0150.00316.36
7.4.90.0120.00616.39
7.4.80.0090.00919.39
7.4.70.0000.01916.28
7.4.60.0060.01016.54
7.4.50.0050.00316.09
7.4.40.0100.00716.36
7.4.30.0090.01216.44
7.4.00.0070.01015.05
7.3.330.0000.00613.24
7.3.320.0050.00013.22
7.3.310.0000.00716.16
7.3.300.0070.00016.10
7.3.290.0140.00316.21
7.3.280.0030.01216.21
7.3.270.0070.01017.40
7.3.260.0150.00316.45
7.3.250.0120.00516.42
7.3.240.0030.01716.30
7.3.230.0060.00916.39
7.3.210.0070.01016.49
7.3.200.0160.00619.39
7.3.190.0060.01516.50
7.3.180.0090.00616.31
7.3.170.0140.00616.45
7.3.160.0040.01416.41
7.2.330.0140.00416.47
7.2.320.0140.00316.72
7.2.310.0140.00316.47
7.2.300.0100.00616.70
7.2.290.0070.01116.66
7.2.110.0070.01116.27
7.2.60.0030.01016.83
7.2.00.0090.00319.36
7.1.200.0080.00415.77
7.1.100.0070.00317.96
7.1.70.0030.00917.02
7.1.60.0060.01919.40
7.1.50.0090.01217.00
7.1.00.0000.08022.54
7.0.200.0030.00716.67
7.0.140.0030.06722.04
7.0.60.0030.07319.90
7.0.50.0030.05317.95
7.0.40.0100.08719.96
7.0.30.0300.07020.23
7.0.20.0270.07320.17
7.0.10.0030.09020.38
7.0.00.0070.07020.27
5.6.280.0070.07021.07
5.6.210.0100.06320.71
5.6.200.0070.06718.20
5.6.190.0070.04720.44
5.6.180.0370.05020.77
5.6.170.0230.05320.44
5.6.160.0030.09020.39
5.6.150.0070.06018.22
5.6.140.0170.07318.25
5.6.130.0100.08018.12
5.6.120.0030.08721.02
5.6.110.0070.06021.02
5.6.100.0070.07720.88
5.6.90.0070.05020.98
5.6.80.0170.03020.52
5.5.350.0330.07020.39
5.5.340.0030.06317.92
5.5.330.0070.09020.40
5.5.320.0370.05720.25
5.5.310.0200.07720.34
5.5.300.0030.04018.00
5.5.290.0030.04717.99
5.5.280.0170.07320.85
5.5.270.0100.06720.77
5.5.260.0100.07020.67
5.5.250.0030.04020.54
5.5.240.0270.06320.29
5.4.450.0330.04019.50
5.4.440.0300.04019.32
5.4.430.0200.04719.32
5.4.420.0430.03019.48
5.4.410.0330.04319.18
5.4.400.0230.04018.87
5.4.390.0370.04319.06
5.4.380.0830.06318.62
5.4.370.1000.05318.46
5.4.360.1070.05018.86
5.4.350.1030.06018.50
5.4.340.1070.05018.56
5.4.320.0080.03712.50
5.4.310.0080.03712.50
5.4.300.0060.03712.50
5.4.290.0030.04212.50
5.4.280.0090.04712.39
5.4.270.0100.06012.40
5.4.260.0060.05512.40
5.4.250.0110.04612.40
5.4.240.0100.04712.40
5.4.230.0070.03912.39
5.4.220.0070.03712.39
5.4.210.0110.03212.39
5.4.200.0070.05312.39
5.4.190.0030.04512.38
5.4.180.0050.03712.39
5.4.170.0080.03612.40
5.4.160.0150.06812.39
5.4.150.0070.03712.39
5.4.140.0090.04112.07
5.4.130.0080.03412.05
5.4.120.0050.03912.02
5.4.110.0070.03812.01
5.4.100.0080.03612.02
5.4.90.0060.03712.01
5.4.80.0070.03612.01
5.4.70.0090.04412.01
5.4.60.0080.03412.00
5.4.50.0040.03712.01
5.4.40.0090.03112.00
5.4.30.0060.03611.99
5.4.20.0070.03412.00
5.4.10.0040.03611.99
5.4.00.0080.03311.48
5.3.290.0100.05112.80
5.3.280.0080.03512.71
5.3.270.0060.03812.72
5.3.260.0030.04412.71
5.3.250.0080.05412.72
5.3.240.0110.05412.72
5.3.230.0120.03612.70
5.3.220.0100.03812.68
5.3.210.0080.03912.68
5.3.200.0050.03712.68
5.3.190.0060.04212.67
5.3.180.0090.04112.67
5.3.170.0080.03812.67
5.3.160.0050.03912.68
5.3.150.0080.04712.67
5.3.140.0080.05012.66
5.3.130.0060.05612.65
5.3.120.0120.04612.66
5.3.110.0050.05412.66
5.3.100.0040.04012.12
5.3.90.0040.03912.11
5.3.80.0070.03812.09
5.3.70.0050.04112.09
5.3.60.0100.03712.08
5.3.50.0060.03912.02
5.3.40.0100.05712.02
5.3.30.0120.05511.98
5.3.20.0120.03511.76
5.3.10.0100.03311.73
5.3.00.0060.03711.71
5.2.170.0060.0309.22
5.2.160.0040.0339.21
5.2.150.0080.0409.22
5.2.140.0080.0399.21
5.2.130.0120.0539.18
5.2.120.0070.0399.17
5.2.110.0050.0409.18
5.2.100.0040.0349.18
5.2.90.0060.0419.18
5.2.80.0100.0379.17
5.2.70.0110.0379.18
5.2.60.0040.0369.13
5.2.50.0090.0309.10
5.2.40.0060.0369.07
5.2.30.0070.0309.05
5.2.20.0060.0319.04
5.2.10.0090.0368.95
5.2.00.0050.0308.80
5.1.60.0090.0288.08
5.1.50.0060.0288.08
5.1.40.0080.0238.07
5.1.30.0070.0308.41
5.1.20.0070.0268.43
5.1.10.0070.0248.16
5.1.00.0160.0528.16
5.0.50.0040.0256.64
5.0.40.0040.0316.50
5.0.30.0050.0346.31
5.0.20.0030.0226.28
5.0.10.0050.0216.26
5.0.00.0040.0376.25
4.4.90.0010.0264.78
4.4.80.0020.0214.76
4.4.70.0060.0204.75
4.4.60.0130.0344.75
4.4.50.0060.0144.77
4.4.40.0060.0304.71
4.4.30.0040.0254.75
4.4.20.0030.0184.84
4.4.10.0060.0144.84
4.4.00.0040.0254.76
4.3.110.0030.0164.67
4.3.100.0040.0174.67
4.3.90.0050.0144.64
4.3.80.0110.0334.59
4.3.70.0040.0254.63
4.3.60.0060.0184.63
4.3.50.0220.0524.63
4.3.40.0040.0324.53
4.3.30.0050.0203.30
4.3.20.0020.0173.29
4.3.10.0020.0173.24
4.3.00.0170.01315.95

preferences:
52.99 ms | 401 KiB | 5 Q