3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'server-1-2014-04-02.txt'; $substring = substr($str, 2, -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)
8.3.60.0170.00318.39
8.3.50.0090.01322.05
8.3.40.0110.00318.46
8.3.30.0140.00018.95
8.3.20.0040.00420.04
8.3.10.0050.00321.93
8.3.00.0000.00822.58
8.2.180.0130.00916.32
8.2.170.0100.00322.96
8.2.160.0110.00320.81
8.2.150.0070.00024.18
8.2.140.0060.00324.66
8.2.130.0100.00726.16
8.2.120.0080.00017.63
8.2.110.0000.01020.32
8.2.100.0090.00317.85
8.2.90.0050.00218.22
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0080.00017.92
8.2.50.0080.00018.07
8.2.40.0030.00618.16
8.2.30.0070.00018.06
8.2.20.0000.00817.46
8.2.10.0000.00817.70
8.2.00.0070.00317.74
8.1.280.0000.01425.92
8.1.270.0120.00622.05
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.10
8.1.230.0030.00721.04
8.1.220.0050.00317.77
8.1.210.0080.00018.77
8.1.200.0000.00917.35
8.1.190.0040.00417.39
8.1.180.0050.00318.56
8.1.170.0040.00418.49
8.1.160.0030.00521.82
8.1.150.0050.00218.51
8.1.140.0070.00017.26
8.1.130.0050.00217.68
8.1.120.0070.00017.36
8.1.110.0050.00317.42
8.1.100.0040.00417.38
8.1.90.0030.00317.36
8.1.80.0020.00517.36
8.1.70.0040.00417.30
8.1.60.0080.00017.39
8.1.50.0060.00317.43
8.1.40.0040.00417.48
8.1.30.0000.00717.39
8.1.20.0090.00017.54
8.1.10.0040.00417.43
8.1.00.0030.00617.35
8.0.300.0040.00420.16
8.0.290.0040.00417.05
8.0.280.0000.00718.42
8.0.270.0000.00717.19
8.0.260.0030.00316.66
8.0.250.0000.00616.84
8.0.240.0000.00816.88
8.0.230.0070.00016.90
8.0.220.0000.00716.70
8.0.210.0000.00616.84
8.0.200.0080.00016.72
8.0.190.0080.00316.89
8.0.180.0070.00016.75
8.0.170.0030.00616.75
8.0.160.0040.00416.80
8.0.150.0030.00516.79
8.0.140.0030.00316.70
8.0.130.0030.00313.21
8.0.120.0080.00016.74
8.0.110.0040.00416.82
8.0.100.0070.00016.65
8.0.90.0040.00316.84
8.0.80.0110.01116.87
8.0.70.0040.00416.84
8.0.60.0040.00416.70
8.0.50.0040.00416.69
8.0.30.0150.00516.85
8.0.20.0080.01017.40
8.0.10.0030.00416.96
8.0.00.0050.01516.57
7.4.330.0050.00015.09
7.4.320.0060.00016.45
7.4.300.0060.00016.50
7.4.290.0030.00316.45
7.4.280.0000.00716.52
7.4.270.0050.00316.54
7.4.260.0000.00916.44
7.4.250.0000.00816.48
7.4.240.0040.00416.43
7.4.230.0030.00316.33
7.4.220.0120.01216.51
7.4.210.0050.01016.47
7.4.200.0070.00016.56
7.4.190.0040.00416.31
7.4.160.0170.00316.43
7.4.150.0070.01017.40
7.4.140.0100.01017.86
7.4.130.0100.01116.37
7.4.120.0080.01016.38
7.4.110.0100.01016.34
7.4.100.0170.00016.29
7.4.90.0110.00616.37
7.4.80.0150.00919.39
7.4.70.0060.01016.47
7.4.60.0060.01216.42
7.4.50.0000.00916.39
7.4.40.0030.01222.77
7.4.30.0060.00916.18
7.4.00.0070.01215.07
7.3.330.0000.00513.05
7.3.320.0000.00512.93
7.3.310.0000.00616.14
7.3.300.0000.00716.13
7.3.290.0060.01316.20
7.3.280.0050.01016.17
7.3.270.0060.01017.40
7.3.260.0090.00916.25
7.3.250.0090.00916.34
7.3.240.0120.00916.38
7.3.230.0140.00616.39
7.3.210.0120.00916.30
7.3.200.0140.00519.39
7.3.190.0160.00616.45
7.3.180.0060.01116.30
7.3.170.0120.01216.34
7.3.160.0040.01116.09
7.3.120.0030.01314.63
7.3.110.0130.00314.95
7.3.100.0070.00714.93
7.3.90.0000.01414.44
7.3.80.0090.00614.67
7.3.70.0040.00414.71
7.3.60.0080.00414.54
7.3.50.0060.00614.27
7.3.40.0030.01414.48
7.3.30.0000.01514.77
7.3.20.0060.00616.53
7.3.10.0070.00616.39
7.3.00.0070.01016.42
7.2.330.0080.00816.64
7.2.320.0160.00616.58
7.2.310.0160.00616.30
7.2.300.0130.00916.60
7.2.290.0080.00816.35
7.2.250.0070.00714.80
7.2.240.0060.01314.71
7.2.230.0170.00015.16
7.2.220.0070.00414.64
7.2.210.0120.00314.55
7.2.200.0000.00914.58
7.2.190.0030.01014.65
7.2.180.0060.00615.00
7.2.170.0070.01015.00
7.2.130.0050.00716.39
7.2.120.0070.00816.67
7.2.110.0120.00316.89
7.2.100.0080.00816.51
7.2.90.0030.00816.84
7.2.80.0080.00616.74
7.2.70.0060.00916.86
7.2.60.0070.00616.74
7.2.50.0070.00716.78
7.2.40.0080.00816.80
7.2.30.0040.01216.81
7.2.20.0070.00516.84
7.2.10.0060.00516.66
7.2.00.0110.00516.63
7.1.330.0030.01415.88
7.1.320.0030.01315.66
7.1.310.0030.01015.69
7.1.300.0030.01015.77
7.1.290.0060.01215.80
7.1.280.0070.00715.76
7.1.270.0040.01115.38
7.1.260.0000.01115.75
7.1.250.0050.00515.72
7.1.200.0040.01115.71
7.1.70.0000.01017.21
7.1.60.0170.00719.82
7.1.50.0070.01316.58
7.1.00.0070.07322.44
7.0.200.0200.00016.41
7.0.140.0030.07322.04
7.0.60.0100.06319.91
7.0.50.0070.05017.66
7.0.40.0130.08020.20
7.0.30.0200.05020.20
7.0.20.0170.04020.21
7.0.10.0070.08720.17
7.0.00.0170.07020.21
5.6.280.0070.06721.05
5.6.210.0130.07720.47
5.6.200.0070.08318.09
5.6.190.0070.08720.67
5.6.180.0470.07020.68
5.6.170.0300.05020.50
5.6.160.0070.04020.51
5.6.150.0100.08018.08
5.6.140.0000.09018.20
5.6.130.0070.07718.17
5.6.120.0100.04720.89
5.6.110.0200.07720.98
5.6.100.0070.08320.88
5.6.90.0030.06021.12
5.6.80.0100.08320.41
5.5.350.0200.07720.43
5.5.340.0100.03717.98
5.5.330.0100.08320.06
5.5.320.0200.04320.32
5.5.310.0230.08020.41
5.5.300.0070.07317.89
5.5.290.0000.04318.00
5.5.280.0030.08320.86
5.5.270.0030.08320.95
5.5.260.0100.04020.79
5.5.250.0070.05320.57
5.5.240.0070.08020.34
5.4.450.0100.05719.45
5.4.440.0330.06719.57
5.4.430.0030.07319.29
5.4.420.0100.05719.25
5.4.410.0130.05318.72
5.4.400.0130.05018.71
5.4.390.0100.05018.50
5.4.380.0070.06018.46
5.4.370.0270.04318.46
5.4.360.0270.05318.50
5.4.350.0090.05411.97
5.4.340.0180.03611.96
5.4.320.0090.03812.45
5.4.310.0040.03912.45
5.4.300.0060.04312.45
5.4.290.0040.04112.45
5.4.280.0120.04312.34
5.4.270.0040.03712.34
5.4.260.0200.04018.75
5.4.250.0030.05718.98
5.4.240.0000.05718.73
5.4.230.0130.06718.73
5.4.220.0030.06018.75
5.4.210.0100.05018.66
5.4.200.0100.04718.98
5.4.190.0100.05018.74
5.4.180.0000.05718.67
5.4.170.0100.04718.78
5.4.160.0030.05718.73
5.4.150.0030.07318.65
5.4.140.0170.05716.41
5.4.130.0130.04016.42
5.4.120.0070.07016.18
5.4.110.0200.05716.41
5.4.100.0100.04716.41
5.4.90.0030.05316.50
5.4.80.0130.04716.27
5.4.70.0100.04716.16
5.4.60.0100.04716.11
5.4.50.0130.04016.45
5.4.40.0130.04316.26
5.4.30.0170.04016.26
5.4.20.0100.05316.45
5.4.10.0170.06716.46
5.4.00.0100.04715.68
5.3.290.0080.04212.80
5.3.280.0030.07314.59
5.3.270.0000.06014.61
5.3.260.0070.05314.39
5.3.250.0000.05714.75
5.3.240.0100.04714.75
5.3.230.0030.05714.60
5.3.220.0170.04314.55
5.3.210.0070.07014.45
5.3.200.0100.05314.57
5.3.190.0070.07314.58
5.3.180.0070.07014.57
5.3.170.0100.04314.55
5.3.160.0070.05014.47
5.3.150.0070.05014.56
5.3.140.0070.05014.54
5.3.130.0000.06014.57
5.3.120.0100.06014.59
5.3.110.0170.06714.46
5.3.100.0100.04714.04
5.3.90.0030.05314.02
5.3.80.0070.05014.02
5.3.70.0070.05714.04
5.3.60.0130.05014.00
5.3.50.0100.04713.94
5.3.40.0100.05713.71
5.3.30.0030.05013.92
5.3.20.0000.05313.39
5.3.10.0070.04713.53
5.3.00.0070.05013.57
5.2.170.0070.04011.14
5.2.160.0070.03711.16
5.2.150.0030.04711.13
5.2.140.0100.04011.25
5.2.130.0030.04311.25
5.2.120.0070.04010.98
5.2.110.0100.03310.86
5.2.100.0030.04011.11
5.2.90.0070.05311.09
5.2.80.0000.04311.08
5.2.70.0070.04011.00
5.2.60.0000.04311.14
5.2.50.0100.03710.80
5.2.40.0000.04311.01
5.2.30.0070.04010.73
5.2.20.0200.04010.95
5.2.10.0030.04710.61
5.2.00.0100.03310.79
5.1.60.0070.04310.18
5.1.50.0100.0439.91
5.1.40.0070.03310.16
5.1.30.0030.04310.09
5.1.20.0100.04710.43
5.1.10.0030.0379.84
5.1.00.0030.04010.02
5.0.50.0000.0308.57
5.0.40.0030.0278.46
5.0.30.0070.0408.12
5.0.20.0100.0208.02
5.0.10.0000.0308.35
5.0.00.0030.0408.21
4.4.90.0030.0277.50
4.4.80.0030.0207.50
4.4.70.0030.0237.50
4.4.60.0030.0307.50
4.4.50.0030.0207.50
4.4.40.0000.0377.50
4.4.30.0030.0277.50
4.4.20.0030.0207.50
4.4.10.0030.0207.50
4.4.00.0030.0337.50
4.3.110.0000.0237.50
4.3.100.0170.0077.50
4.3.90.0000.0337.50
4.3.80.0070.0277.50
4.3.70.0000.0207.50
4.3.60.0030.0177.50
4.3.50.0030.0307.50
4.3.40.0070.0277.50
4.3.30.0000.0237.50
4.3.20.0070.0207.50
4.3.10.0030.0277.50
4.3.00.0100.0236.88

preferences:
71.46 ms | 401 KiB | 5 Q