3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '//home/foo:/bin/sh'; $i = count($str); $pos = strrpos($str, '/'); echo $pos; echo substr($str, 0, $i - $pos);

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)
8.3.60.0110.00416.63
8.3.50.0130.00421.04
8.3.40.0040.01118.54
8.3.30.0060.00918.50
8.3.20.0000.00720.10
8.3.10.0070.00021.78
8.3.00.0040.00423.48
8.2.180.0110.01118.06
8.2.170.0120.00922.96
8.2.160.0030.01020.26
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00419.77
8.2.120.0040.00426.35
8.2.110.0030.00621.04
8.2.100.0120.00017.90
8.2.90.0020.00519.23
8.2.80.0000.00717.97
8.2.70.0030.00617.50
8.2.60.0060.00317.79
8.2.50.0060.00318.07
8.2.40.0100.00020.39
8.2.30.0070.00019.31
8.2.20.0020.00517.71
8.2.10.0040.00418.12
8.2.00.0050.00518.09
8.1.280.0070.00725.92
8.1.270.0000.00823.79
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0000.00923.84
8.1.230.0040.00719.02
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0060.00317.38
8.1.190.0040.00417.25
8.1.180.0090.00018.10
8.1.170.0040.00418.52
8.1.160.0000.00720.75
8.1.150.0050.00318.86
8.1.140.0040.00419.56
8.1.130.0070.00017.61
8.1.120.0000.00817.50
8.1.110.0040.00417.33
8.1.100.0000.00817.43
8.1.90.0040.00417.43
8.1.80.0050.00317.33
8.1.70.0070.00017.41
8.1.60.0050.00217.56
8.1.50.0050.00317.50
8.1.40.0040.00417.54
8.1.30.0090.00017.54
8.1.20.0020.00517.62
8.1.10.0000.00717.57
8.1.00.0080.00017.54
8.0.300.0020.00518.77
8.0.290.0040.00416.63
8.0.280.0070.00018.43
8.0.270.0000.00717.18
8.0.260.0070.00017.17
8.0.250.0070.00016.95
8.0.240.0030.00316.93
8.0.230.0070.00016.89
8.0.220.0060.00316.95
8.0.210.0070.00016.92
8.0.200.0030.00316.93
8.0.190.0040.00416.83
8.0.180.0000.00716.84
8.0.170.0050.00317.01
8.0.160.0040.00416.97
8.0.150.0040.00416.88
8.0.140.0000.00816.85
8.0.130.0030.00313.42
8.0.120.0000.00816.89
8.0.110.0030.00516.86
8.0.100.0000.00717.00
8.0.90.0050.00316.79
8.0.80.0090.00616.98
8.0.70.0040.00416.89
8.0.60.0070.00017.00
8.0.50.0000.00816.98
8.0.30.0110.00616.98
8.0.20.0060.01317.40
8.0.10.0070.00016.94
8.0.00.0150.00316.73
7.4.330.0000.00516.82
7.4.320.0000.00616.55
7.4.300.0040.00416.59
7.4.290.0030.00316.48
7.4.280.0060.00316.50
7.4.270.0000.00816.60
7.4.260.0000.00716.61
7.4.250.0040.00416.55
7.4.240.0020.00516.42
7.4.230.0040.00416.65
7.4.220.0090.01016.53
7.4.210.0100.00716.45
7.4.200.0030.00316.51
7.4.160.0120.00616.26
7.4.150.0100.01017.40
7.4.140.0110.00917.86
7.4.130.0050.01216.56
7.4.120.0100.00816.52
7.4.110.0170.00016.58
7.4.100.0100.00716.65
7.4.90.0060.01216.57
7.4.80.0160.00719.39
7.4.70.0220.00316.64
7.4.60.0100.00616.55
7.4.50.0030.01216.60
7.4.40.0100.00616.20
7.4.30.0090.01216.55
7.4.00.0080.00815.14
7.3.330.0050.00013.18
7.3.320.0030.00313.05
7.3.310.0030.00316.39
7.3.300.0030.00316.15
7.3.290.0070.01116.27
7.3.280.0100.00716.25
7.3.270.0060.02017.40
7.3.260.0090.01016.34
7.3.250.0110.00916.42
7.3.240.0120.00916.34
7.3.230.0140.00316.39
7.3.210.0100.00616.45
7.3.200.0090.00919.39
7.3.190.0000.01516.25
7.3.180.0130.00916.50
7.3.170.0170.00316.33
7.3.160.0150.00016.29
7.3.120.0090.00614.63
7.3.110.0110.00714.64
7.3.100.0070.00714.50
7.3.90.0030.00914.95
7.3.80.0120.00314.85
7.3.70.0120.00014.61
7.3.60.0100.00014.77
7.3.50.0000.01614.58
7.3.40.0080.00314.52
7.3.30.0070.01114.82
7.3.20.0070.00716.70
7.3.10.0130.00316.66
7.3.00.0090.00316.62
7.2.330.0070.01016.73
7.2.320.0110.00716.72
7.2.310.0100.00616.52
7.2.300.0070.01316.75
7.2.290.0100.00716.52
7.2.250.0070.01115.04
7.2.240.0090.00914.77
7.2.230.0070.01014.93
7.2.220.0080.00815.10
7.2.210.0060.00914.85
7.2.200.0030.01015.09
7.2.190.0080.00814.82
7.2.180.0000.01715.00
7.2.170.0090.00615.09
7.2.60.0070.00716.95
7.2.00.0030.00719.48
7.1.330.0070.01015.84
7.1.320.0040.01115.95
7.1.310.0000.01415.59
7.1.300.0040.01115.46
7.1.290.0070.00715.77
7.1.280.0080.00615.70
7.1.270.0030.01015.86
7.1.260.0060.00615.84
7.1.200.0030.00715.48
7.1.100.0030.00618.06
7.1.70.0030.01017.21
7.1.60.0100.01019.18
7.1.50.0030.01417.07
7.1.00.0000.07722.40
7.0.200.0050.00216.62
7.0.60.0030.08321.88
7.0.50.0130.07317.86
7.0.40.0070.04320.00
7.0.30.0200.04320.18
7.0.20.0200.04320.21
7.0.10.0070.04320.33
7.0.00.0000.04719.99
5.6.280.0000.05321.14
5.6.210.0100.08320.55
5.6.200.0030.04018.16
5.6.190.0070.08320.43
5.6.180.0430.05320.46
5.6.170.0370.06320.42
5.6.160.0130.07320.52
5.6.150.0070.04318.19
5.6.140.0100.07718.09
5.6.130.0170.07718.20
5.6.120.0100.08321.04
5.6.110.0100.07320.98
5.6.100.0130.07721.02
5.6.90.0170.08321.00
5.6.80.0100.07320.50
5.5.350.0230.07320.36
5.5.340.0030.04017.98
5.5.330.0000.08720.37
5.5.320.0200.04020.13
5.5.310.0170.03720.27
5.5.300.0100.05317.91
5.5.290.0170.07018.01
5.5.280.0030.08720.97
5.5.270.0030.05020.79
5.5.260.0070.04020.95
5.5.250.0100.08020.45
5.5.240.0100.08020.01

preferences:
37.96 ms | 401 KiB | 5 Q