3v4l.org

run code in 300+ PHP versions simultaneously
<?php $url = "http://www.foo.com/parentfoo/childfoo/"; $last = strrpos($url, '/'); if ($last === false) { return false; } $next_to_last = strrpos($url, '/', $last - strlen($url) - 1); $var1 = substr_replace($url,"",$last); echo $var2 = substr_replace($var1,"#",$next_to_last);

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)
8.3.40.0080.00818.60
8.3.30.0060.00818.94
8.3.20.0060.00320.16
8.3.10.0040.00422.05
8.3.00.0080.00022.52
8.2.170.0060.00922.96
8.2.160.0100.00719.21
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0030.00519.23
8.2.110.0030.00622.30
8.2.100.0110.00019.47
8.2.90.0040.00419.05
8.2.80.0080.00018.04
8.2.70.0030.00517.63
8.2.60.0050.00517.68
8.2.50.0080.00018.07
8.2.40.0030.00718.21
8.2.30.0040.00717.91
8.2.20.0000.00717.70
8.2.10.0030.00519.47
8.2.00.0040.00417.53
8.1.270.0030.00522.19
8.1.260.0040.00426.35
8.1.250.0080.00628.09
8.1.240.0030.00623.72
8.1.230.0030.00718.89
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0090.00017.23
8.1.190.0040.00417.17
8.1.180.0040.00418.10
8.1.170.0080.00018.35
8.1.160.0030.00622.00
8.1.150.0050.00318.59
8.1.140.0040.00417.37
8.1.130.0030.00317.80
8.1.120.0030.00317.29
8.1.110.0040.00417.43
8.1.100.0000.00717.36
8.1.90.0040.00417.26
8.1.80.0070.00017.37
8.1.70.0000.00817.33
8.1.60.0040.00417.55
8.1.50.0040.00417.46
8.1.40.0000.00717.40
8.1.30.0080.00017.58
8.1.20.0040.00417.43
8.1.10.0040.00417.54
8.1.00.0000.00817.39
8.0.300.0000.00718.77
8.0.290.0030.00517.16
8.0.280.0000.00718.54
8.0.270.0080.00017.18
8.0.260.0060.00016.80
8.0.250.0000.00716.91
8.0.240.0000.00716.82
8.0.230.0040.00416.78
8.0.220.0000.00716.80
8.0.210.0030.00316.81
8.0.200.0030.00316.84
8.0.190.0050.00316.79
8.0.180.0070.00016.75
8.0.170.0000.00716.84
8.0.160.0070.00016.83
8.0.150.0030.00616.66
8.0.140.0000.00716.71
8.0.130.0000.00613.20
8.0.120.0030.00616.79
8.0.110.0040.00416.81
8.0.100.0000.00716.86
8.0.90.0030.00316.76
8.0.80.0000.02216.76
8.0.70.0000.00716.60
8.0.60.0000.00716.88
8.0.50.0040.00416.81
8.0.30.0060.01216.93
8.0.20.0110.00717.40
8.0.10.0040.00416.81
8.0.00.0080.00916.57
7.4.330.0060.00015.00
7.4.320.0060.00016.63
7.4.300.0000.00616.41
7.4.290.0000.00716.52
7.4.280.0000.00716.48
7.4.270.0040.00416.60
7.4.260.0070.00316.37
7.4.250.0000.00716.35
7.4.240.0000.00716.50
7.4.230.0000.00716.61
7.4.220.0160.01016.60
7.4.210.0090.00816.51
7.4.200.0050.00216.52
7.4.190.0070.00016.43
7.4.160.0110.00716.44
7.4.150.0060.01217.40
7.4.140.0130.00717.86
7.4.130.0080.01216.42
7.4.120.0140.00316.46
7.4.110.0080.00916.50
7.4.100.0040.01516.58
7.4.90.0140.00916.48
7.4.80.0070.01419.39
7.4.70.0090.00916.45
7.4.60.0120.00616.30
7.4.50.0040.00416.44
7.4.40.0000.01422.77
7.4.30.0050.01516.56
7.4.00.0100.00615.06
7.3.330.0000.00613.06
7.3.320.0050.00013.16
7.3.310.0000.00716.45
7.3.300.0030.00316.30
7.3.290.0110.00416.26
7.3.280.0060.01016.34
7.3.270.0090.00617.40
7.3.260.0030.01416.43
7.3.250.0140.00316.41
7.3.240.0120.00916.21
7.3.230.0090.00916.39
7.3.210.0080.01516.46
7.3.200.0100.00719.39
7.3.190.0060.01216.42
7.3.180.0090.00616.43
7.3.170.0100.00616.27
7.3.160.0080.00916.41
7.3.120.0070.00714.78
7.3.110.0110.00714.73
7.3.100.0070.00715.00
7.3.90.0030.00814.81
7.3.80.0070.01014.72
7.3.70.0030.00614.45
7.3.60.0070.00714.80
7.3.50.0140.00014.97
7.3.40.0160.00014.60
7.3.30.0060.00614.93
7.3.20.0070.01016.70
7.3.10.0030.01416.35
7.3.00.0110.00316.41
7.2.330.0100.01016.72
7.2.320.0090.00916.50
7.2.310.0060.01116.61
7.2.300.0060.00916.69
7.2.290.0140.00316.54
7.2.250.0040.01514.90
7.2.240.0030.01714.91
7.2.230.0040.00715.07
7.2.220.0040.00814.90
7.2.210.0100.00615.00
7.2.200.0040.00815.11
7.2.190.0030.01414.64
7.2.180.0120.00315.05
7.2.170.0100.00315.05
7.2.80.0070.00316.70
7.2.00.0040.01119.07
7.1.330.0100.00315.96
7.1.320.0000.00916.06
7.1.310.0090.00615.95
7.1.300.0060.00815.82
7.1.290.0070.00415.82
7.1.280.0000.01115.55
7.1.270.0030.01015.76
7.1.260.0090.00315.62
7.1.200.0000.00815.63
7.1.100.0030.00618.13
7.1.70.0000.00717.14
7.1.60.0060.01919.82
7.1.50.0170.00717.11
7.1.00.0070.07322.38
7.0.200.0070.00416.52
7.0.140.0000.07721.99
7.0.60.0100.07720.07
7.0.50.0100.08317.86
7.0.40.0070.04319.92
7.0.30.0130.04720.23
7.0.20.0230.04020.04
7.0.10.0170.06320.16
7.0.00.0100.07720.21
5.6.280.0030.06721.12
5.6.210.0030.06720.55
5.6.200.0030.08018.13
5.6.190.0100.06320.57
5.6.180.0030.08720.32
5.6.170.0300.08320.55
5.6.160.0100.08320.48
5.6.150.0030.04318.11
5.6.140.0030.03718.12
5.6.130.0030.05718.22
5.6.120.0030.04021.00
5.6.110.0030.07321.00
5.6.100.0170.05721.13
5.6.90.0070.09020.96
5.6.80.0130.07320.40
5.6.70.0300.05320.47
5.5.350.0070.07720.34
5.5.340.0030.04018.02
5.5.330.0100.05320.43
5.5.320.0370.07020.15
5.5.310.0330.07020.50
5.5.300.0100.07018.02
5.5.290.0100.08018.01
5.5.280.0070.03720.84
5.5.270.0100.08320.79
5.5.260.0130.05720.67
5.5.250.0100.08020.58
5.5.240.0200.04320.35
5.4.450.0500.07019.56
5.4.440.0170.06019.49
5.4.430.0030.06019.63
5.4.420.0030.06319.25
5.4.410.0100.05718.84
5.4.400.0330.06318.49
5.4.390.0230.05718.46
5.4.380.0200.07018.72
5.4.370.0030.06018.61
5.4.360.0030.04718.59
5.4.350.0050.03411.98
5.4.340.0070.03311.97
5.4.320.0070.04012.46
5.4.310.0070.04412.45
5.4.300.0080.04112.45
5.4.290.0040.03912.45
5.4.280.0060.04012.35
5.4.270.0130.06319.03
5.4.260.0170.07718.80
5.4.250.0200.06318.88
5.4.240.0070.05718.73
5.4.230.0230.05719.03
5.4.220.0070.07318.88
5.4.210.0230.05318.79
5.4.200.0100.07018.73
5.4.190.0030.06018.91
5.4.180.0030.06718.71
5.4.170.0100.05018.73
5.4.160.0130.05718.95
5.4.150.0030.06018.77
5.4.140.0070.08716.24
5.4.130.0100.05016.29
5.4.120.0100.04716.23
5.4.110.0170.04316.45
5.4.100.0100.04716.43
5.4.90.0070.05016.44
5.4.80.0130.04316.39
5.4.70.0130.05716.41
5.4.60.0170.04316.38
5.4.50.0200.04316.26
5.4.40.0200.05716.44
5.4.30.0130.04716.41
5.4.20.0130.05716.38
5.4.10.0070.06716.22
5.4.00.0200.04715.72
5.3.290.0100.03912.80
5.3.280.0170.04714.59
5.3.270.0130.05014.30
5.3.260.0130.06014.62
5.3.250.0100.07014.52
5.3.240.0170.04314.62
5.3.230.0030.05714.52
5.3.220.0100.08014.61
5.3.210.0070.06014.44
5.3.200.0130.05714.45
5.3.190.0170.06314.44
5.3.180.0100.05014.40
5.3.170.0130.04714.62
5.3.160.0130.04314.41
5.3.150.0100.06314.58
5.3.140.0070.05014.44
5.3.130.0070.07314.40
5.3.120.0070.06014.25
5.3.110.0100.07714.41
5.3.100.0130.04714.03
5.3.90.0170.06014.02
5.3.80.0100.05313.90
5.3.70.0130.06013.95
5.3.60.0030.05713.70
5.3.50.0100.05713.86
5.3.40.0200.04013.96
5.3.30.0030.05313.91
5.3.20.0200.06313.78
5.3.10.0130.06313.59
5.3.00.0100.05313.73
5.2.170.0030.06011.25
5.2.160.0100.03711.16
5.2.150.0070.04710.90
5.2.140.0130.03310.90
5.2.130.0130.03710.87
5.2.120.0070.05011.25
5.2.110.0070.04711.02
5.2.100.0070.04011.09
5.2.90.0030.04010.86
5.2.80.0070.05011.24
5.2.70.0100.04011.00
5.2.60.0130.05011.05
5.2.50.0100.04010.85
5.2.40.0170.05310.88
5.2.30.0070.04310.97
5.2.20.0030.04310.96
5.2.10.0100.03310.69
5.2.00.0100.04010.62
5.1.60.0100.04010.16
5.1.50.0030.04010.03
5.1.40.0070.0409.95
5.1.30.0070.04310.54
5.1.20.0070.05310.43
5.1.10.0100.04310.11
5.1.00.0070.04710.21
5.0.50.0070.0278.59
5.0.40.0100.0238.36
5.0.30.0000.0438.25
5.0.20.0000.0308.19
5.0.10.0030.0338.31
5.0.00.0030.0438.14
4.4.90.0000.0336.97
4.4.80.0000.0236.97
4.4.70.0070.0276.97
4.4.60.0030.0206.97
4.4.50.0070.0236.97
4.4.40.0000.0506.97
4.4.30.0030.0236.97
4.4.20.0030.0236.97
4.4.10.0000.0336.97
4.4.00.0070.0306.97
4.3.110.0000.0236.97
4.3.100.0030.0236.97
4.3.90.0000.0236.97
4.3.80.0070.0376.97
4.3.70.0000.0236.97
4.3.60.0070.0276.97
4.3.50.0070.0176.97
4.3.40.0030.0476.97
4.3.30.0030.0306.97
4.3.20.0000.0236.97
4.3.10.0030.0276.97
4.3.00.0100.0137.16

preferences:
39.91 ms | 400 KiB | 5 Q