3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'http'; echo(substr($string, 0, strrpos($string, '/') + 1));

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)
8.3.60.0120.00616.63
8.3.50.0120.00617.95
8.3.40.0140.00718.93
8.3.30.0080.00618.97
8.3.20.0080.00020.12
8.3.10.0000.00821.66
8.3.00.0000.00819.56
8.2.180.0150.00618.01
8.2.170.0110.00422.96
8.2.160.0150.00620.40
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00319.36
8.2.110.0060.00319.17
8.2.100.0080.00417.72
8.2.90.0020.00519.17
8.2.80.0090.00017.97
8.2.70.0050.00317.48
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0060.00318.15
8.2.30.0040.00719.41
8.2.20.0040.00417.73
8.2.10.0040.00417.96
8.2.00.0080.00017.76
8.1.280.0060.00925.92
8.1.270.0080.00023.75
8.1.260.0020.00526.35
8.1.250.0050.00228.09
8.1.240.0090.00022.46
8.1.230.0040.00720.90
8.1.220.0080.00018.77
8.1.210.0000.00820.80
8.1.200.0030.00617.35
8.1.190.0040.00417.39
8.1.180.0000.00718.10
8.1.170.0040.00418.52
8.1.160.0070.00018.81
8.1.150.0030.00318.72
8.1.140.0000.00917.30
8.1.130.0030.00317.84
8.1.120.0040.00417.41
8.1.110.0030.00617.37
8.1.100.0050.00217.41
8.1.90.0040.00417.27
8.1.80.0070.00017.28
8.1.70.0030.00317.32
8.1.60.0030.00617.38
8.1.50.0040.00417.35
8.1.40.0000.00717.45
8.1.30.0040.00417.58
8.1.20.0000.00817.42
8.1.10.0040.00417.49
8.1.00.0030.00517.41
8.0.300.0080.00020.02
8.0.290.0000.00717.17
8.0.280.0000.00718.34
8.0.270.0000.00716.86
8.0.260.0080.00317.20
8.0.250.0050.00217.02
8.0.240.0060.00316.95
8.0.230.0000.00716.98
8.0.220.0000.00716.88
8.0.210.0070.00016.76
8.0.200.0030.00316.82
8.0.190.0000.00816.88
8.0.180.0040.00416.91
8.0.170.0030.00616.78
8.0.160.0000.00816.83
8.0.150.0000.00716.70
8.0.140.0000.00816.75
8.0.130.0070.00013.24
8.0.120.0000.00816.80
8.0.110.0040.00416.91
8.0.100.0040.00416.86
8.0.90.0030.00516.70
8.0.80.0070.01016.88
8.0.70.0040.00416.83
8.0.60.0000.00816.93
8.0.50.0040.00416.78
8.0.30.0160.00617.01
8.0.20.0120.00617.40
8.0.10.0050.00317.02
8.0.00.0060.01116.79
7.4.330.0040.00415.02
7.4.320.0070.00016.55
7.4.300.0000.00716.41
7.4.290.0070.00016.34
7.4.280.0070.00016.52
7.4.270.0030.00316.45
7.4.260.0040.00416.43
7.4.250.0040.00416.46
7.4.240.0000.00716.49
7.4.230.0000.00716.34
7.4.220.0090.01316.52
7.4.210.0130.00716.62
7.4.200.0050.00216.54
7.4.160.0080.00816.41
7.4.150.0070.01017.40
7.4.140.0110.01017.86
7.4.130.0030.01416.47
7.4.120.0080.01216.53
7.4.110.0090.01316.55
7.4.100.0150.00416.41
7.4.90.0070.01016.50
7.4.80.0140.00819.39
7.4.70.0110.00716.17
7.4.60.0110.00916.40
7.4.50.0000.00816.50
7.4.40.0100.00716.48
7.4.30.0120.01216.47
7.4.00.0000.01414.83
7.3.330.0000.00512.97
7.3.320.0000.00512.93
7.3.310.0040.00416.15
7.3.300.0000.00616.07
7.3.290.0070.00816.16
7.3.280.0110.00516.10
7.3.270.0100.00717.40
7.3.260.0030.01516.34
7.3.250.0120.00516.33
7.3.240.0060.01616.29
7.3.230.0060.01116.39
7.3.210.0090.00616.32
7.3.200.0040.00619.39
7.3.190.0090.00916.21
7.3.180.0070.00716.36
7.3.170.0080.00816.44
7.3.160.0070.01016.14
7.2.330.0100.01316.63
7.2.320.0070.01016.64
7.2.310.0060.01116.51
7.2.300.0100.00716.65
7.2.290.0130.01016.55
7.2.00.0060.00619.53
7.1.100.0060.00618.11
7.1.70.0060.00616.97
7.1.60.0060.01919.34
7.1.50.0030.00716.73
7.1.00.0070.07322.30
7.0.200.0060.00616.45
7.0.140.0070.06722.02
7.0.60.0170.07019.78
7.0.50.0070.05017.67
7.0.40.0000.05720.27
7.0.30.0530.07320.13
7.0.20.0270.07720.16
7.0.10.0030.04320.05
7.0.00.0030.04020.12
5.6.280.0070.06320.85
5.6.210.0030.04020.52
5.6.200.0170.03718.13
5.6.190.0070.04320.41
5.6.180.0330.06320.57
5.6.170.0330.07720.50
5.6.160.0100.08020.40
5.6.150.0030.08718.18
5.6.140.0000.04718.11
5.6.130.0000.08318.21
5.6.120.0070.05020.92
5.6.110.0170.07320.88
5.6.100.0170.07321.10
5.6.90.0070.08720.95
5.6.80.0030.08720.28
5.5.350.0200.06320.29
5.5.340.0030.08017.92
5.5.330.0100.08020.56
5.5.320.0500.05020.30
5.5.310.0200.08020.29
5.5.300.0070.07717.93
5.5.290.0170.06317.99
5.5.280.0130.08020.73
5.5.270.0030.04320.74
5.5.260.0100.07320.88
5.5.250.0030.04020.57
5.5.240.0200.02320.18
5.4.450.0300.03719.14
5.4.440.0300.03319.47
5.4.430.0100.03319.10
5.4.420.0130.05019.63
5.4.410.0070.05718.96
5.4.400.0170.04718.75
5.4.390.0100.05318.61
5.4.380.0300.05318.69
5.4.370.0200.05718.49
5.4.360.0130.07318.57
5.4.350.0200.03013.81
5.4.340.0030.04713.72
5.4.320.0000.04314.14
5.4.310.0000.04314.18
5.4.300.0000.04314.16
5.4.290.0100.03714.12
5.4.280.0030.03714.20
5.4.270.0070.04314.06
5.4.260.0100.04714.10
5.4.250.0000.04314.02
5.4.240.0070.03714.08
5.4.230.0230.03014.11
5.4.220.0130.03714.08
5.4.210.0170.03714.10
5.4.200.0130.03714.01
5.4.190.0130.03314.08
5.4.180.0030.04314.04
5.4.170.0130.04014.06
5.4.160.0070.04014.09
5.4.150.0130.03314.02
5.4.140.0070.04013.75
5.4.130.0200.03013.64
5.4.120.0130.04013.66
5.4.110.0200.04313.73
5.4.100.0030.04313.71
5.4.90.0170.03013.68
5.4.80.0070.04013.71
5.4.70.0130.03313.70
5.4.60.0100.03313.63
5.4.50.0170.03013.79
5.4.40.0100.04313.78
5.4.30.0130.03713.65
5.4.20.0100.03313.71
5.4.10.0070.04013.62
5.4.00.0070.04313.19
5.3.290.0130.04014.69
5.3.280.0130.03314.46
5.3.270.0030.04714.54
5.3.260.0030.04314.63
5.3.250.0000.04714.49
5.3.240.0070.04014.53
5.3.230.0100.04014.51
5.3.220.0070.04014.59
5.3.210.0000.05014.57
5.3.200.0100.04314.45
5.3.190.0130.04014.49
5.3.180.0100.03714.41
5.3.170.0070.04714.56
5.3.160.0130.03314.59
5.3.150.0100.04314.57
5.3.140.0170.03714.48
5.3.130.0130.04314.58
5.3.120.0100.04014.46
5.3.110.0100.04014.46
5.3.100.0100.03713.92
5.3.90.0170.03314.04
5.3.80.0130.03313.88
5.3.70.0100.04013.95
5.3.60.0100.04713.92
5.3.50.0130.03313.92
5.3.40.0100.04013.86
5.3.30.0130.03313.84
5.3.20.0100.03713.58
5.3.10.0070.03713.58
5.3.00.0100.03713.50
5.2.170.0030.03711.05
5.2.160.0070.03011.03
5.2.150.0100.02711.14
5.2.140.0070.03311.09
5.2.130.0100.03011.11
5.2.120.0030.03310.96
5.2.110.0070.03010.99
5.2.100.0030.03311.06
5.2.90.0070.03311.09
5.2.80.0030.04011.00
5.2.70.0070.03311.01
5.2.60.0100.03011.02
5.2.50.0070.03711.10
5.2.40.0100.02311.06
5.2.30.0030.03710.85
5.2.20.0030.03010.87
5.2.10.0070.02710.95
5.2.00.0130.02310.70
5.1.60.0070.0279.94
5.1.50.0030.0339.96
5.1.40.0030.0339.92
5.1.30.0100.03010.27
5.1.20.0070.02710.38
5.1.10.0000.03310.13
5.1.00.0030.03010.04
5.0.50.0030.0238.52
5.0.40.0000.0278.39
5.0.30.0070.0278.18
5.0.20.0000.0208.16
5.0.10.0030.0178.08
5.0.00.0000.0338.28
4.4.90.0030.0135.77
4.4.80.0030.0205.82
4.4.70.0030.0175.79
4.4.60.0000.0205.83
4.4.50.0000.0175.93
4.4.40.0000.0275.80
4.4.30.0000.0175.81
4.4.20.0070.0135.88
4.4.10.0030.0205.98
4.4.00.0030.0275.79
4.3.110.0030.0175.75
4.3.100.0030.0205.73
4.3.90.0030.0135.71
4.3.80.0030.0305.70
4.3.70.0000.0235.71
4.3.60.0000.0235.73
4.3.50.0070.0175.76
4.3.40.0030.0235.72
4.3.30.0000.0234.50
4.3.20.0000.0174.50
4.3.10.0000.0174.48
4.3.00.0000.01716.65

preferences:
56.77 ms | 400 KiB | 5 Q