3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(substr('foo', 0, false)); var_dump(parse_url('foo')); var_dump(parse_url('http://3v4l.org#ad'));

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)
8.3.60.0000.01816.38
8.3.50.0090.00617.26
8.3.40.0110.00418.35
8.3.30.0070.00718.63
8.3.20.0060.00318.65
8.3.10.0050.00318.51
8.3.00.0120.00319.13
8.2.180.0140.00018.31
8.2.170.0170.00022.96
8.2.160.0040.01118.89
8.2.150.0040.00425.66
8.2.140.0090.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00720.36
8.2.110.0060.00318.99
8.2.100.0080.00417.59
8.2.90.0040.00417.62
8.2.80.0090.00018.48
8.2.70.0060.00317.36
8.2.60.0040.00417.50
8.2.50.0070.00017.91
8.2.40.0040.00419.23
8.2.30.0080.00017.66
8.2.20.0040.00817.55
8.2.10.0050.00317.45
8.2.00.0000.00917.42
8.1.280.0060.01225.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00519.01
8.1.230.0040.00720.91
8.1.220.0040.00418.48
8.1.210.0080.00018.77
8.1.200.0050.00317.13
8.1.190.0040.00417.00
8.1.180.0000.00818.10
8.1.170.0000.00917.62
8.1.160.0050.00218.86
8.1.150.0040.00418.43
8.1.140.0000.00717.31
8.1.130.0030.00519.02
8.1.120.0000.00717.30
8.1.110.0000.00917.32
8.1.100.0030.00517.34
8.1.90.0030.00317.20
8.1.80.0040.00417.34
8.1.70.0040.00417.19
8.1.60.0040.00417.47
8.1.50.0000.00717.38
8.1.40.0030.00517.42
8.1.30.0030.00617.46
8.1.20.0030.00617.43
8.1.10.0040.00417.28
8.1.00.0040.00417.27
8.0.300.0040.00418.77
8.0.290.0060.00316.63
8.0.280.0040.00418.48
8.0.270.0040.00417.13
8.0.260.0000.00616.70
8.0.250.0050.00216.91
8.0.240.0000.00816.69
8.0.230.0000.00916.82
8.0.220.0030.00616.75
8.0.210.0080.00016.67
8.0.200.0030.00316.84
8.0.190.0000.00816.89
8.0.180.0030.00716.75
8.0.170.0000.00816.66
8.0.160.0040.00616.50
8.0.150.0000.00916.64
8.0.140.0000.00816.75
8.0.130.0050.00313.15
8.0.120.0060.00316.60
8.0.110.0000.00716.75
8.0.100.0000.00716.75
8.0.90.0000.00716.75
8.0.80.0150.00616.82
8.0.70.0000.00716.71
8.0.60.0060.00316.82
8.0.50.0070.00016.79
8.0.30.0150.00716.88
8.0.20.0110.00817.04
8.0.10.0000.00716.79
8.0.00.0130.00416.50
7.4.330.0000.00512.79
7.4.320.0030.00316.49
7.4.300.0040.00416.38
7.4.290.0030.00316.36
7.4.280.0070.00016.36
7.4.270.0080.00016.44
7.4.260.0000.00913.17
7.4.250.0040.00416.34
7.4.240.0000.00716.38
7.4.230.0030.00316.35
7.4.220.0100.01616.43
7.4.210.0110.00616.36
7.4.200.0070.00016.57
7.4.190.0000.00816.32
7.4.160.0060.01316.33
7.4.150.0070.01116.16
7.4.140.0110.01117.86
7.4.130.0150.00416.37
7.4.120.0070.01016.34
7.4.110.0090.01216.42
7.4.100.0110.01116.43
7.4.90.0100.00716.39
7.4.80.0100.00619.39
7.4.70.0100.00716.38
7.4.60.0120.00616.15
7.4.50.0000.00516.29
7.4.40.0030.00816.26
7.4.30.0100.00916.39
7.4.00.0000.01514.90
7.3.330.0030.00312.86
7.3.320.0020.00212.95
7.3.310.0050.00316.16
7.3.300.0000.00616.09
7.3.290.0070.00716.11
7.3.280.0060.00816.01
7.3.270.0150.00616.37
7.3.260.0030.01316.29
7.3.240.0090.00916.13
7.3.230.0070.01016.15
7.3.210.0120.00616.47
7.3.200.0100.00616.26
7.3.190.0080.00816.45
7.3.180.0040.01216.30
7.3.170.0090.00816.38
7.3.160.0130.00316.42
7.3.120.0070.01014.66
7.2.330.0110.00716.27
7.2.320.0090.00916.47
7.2.310.0110.01416.28
7.2.300.0090.00916.60
7.2.290.0120.00616.11
7.2.00.0000.01319.07
7.1.100.0470.00716.08
7.1.70.0030.01016.90
7.1.60.0130.01019.21
7.1.50.0120.00916.70
7.1.00.0030.07022.39
7.0.200.0210.00716.18
7.0.140.0000.07722.05
7.0.120.0000.07322.09
7.0.60.0100.07719.89
7.0.50.0070.07717.91
7.0.40.0100.04020.04
7.0.30.0270.03720.16
7.0.20.0300.06020.04
7.0.10.0030.05720.13
7.0.00.0100.06320.19
5.6.280.0070.07020.80
5.6.210.0070.05320.76
5.6.200.0030.06018.21
5.6.190.0030.04320.33
5.6.180.0200.04320.27
5.6.170.0170.04320.41
5.6.160.0030.09020.48
5.6.150.0100.04718.22
5.6.140.0130.07318.11
5.6.130.0000.05018.18
5.6.120.0130.04020.98
5.6.110.0130.04020.98
5.6.100.0200.06720.97
5.6.90.0270.06321.10
5.6.80.0030.04020.40
5.5.350.4370.04020.32
5.5.340.0100.07717.92
5.5.330.0070.04020.06
5.5.320.0330.07020.28
5.5.310.0230.04320.41
5.5.300.0100.07718.02
5.5.290.0070.08317.92
5.5.280.0000.08020.86
5.5.270.0130.07720.95
5.5.260.0100.08020.75
5.5.250.0070.03720.57
5.5.240.0730.04020.04
5.4.450.0230.04719.39
5.4.440.0370.05319.57
5.4.430.0370.03719.39
5.4.420.0430.04319.55
5.4.410.0500.06319.27
5.4.400.0370.03719.23
5.4.390.0430.03019.09
5.4.380.0470.05719.08
5.4.370.0400.04319.10
5.4.360.0430.03719.16
5.4.350.0400.04719.05
5.4.340.0430.06018.78
5.4.320.0470.06718.97
5.4.310.0630.03019.23
5.4.300.0370.05019.07
5.4.290.0400.07319.07
5.4.280.0400.04019.23
5.4.270.0430.06718.91
5.4.260.0370.05018.95
5.4.250.0400.06319.07
5.4.240.0400.04719.19
5.4.230.0470.07019.06
5.4.220.0470.05719.09
5.4.210.0470.04319.17
5.4.200.0570.05319.09
5.4.190.0470.06319.21
5.4.180.0500.03019.09
5.4.170.0470.07018.79
5.4.160.0330.06319.05
5.4.150.0530.05718.75
5.4.140.0370.06316.54
5.4.130.0370.05716.27
5.4.120.0370.05316.28
5.4.110.0270.05716.38
5.4.100.0430.05316.49
5.4.90.0300.03716.21
5.4.80.0470.06016.41
5.4.70.0330.04316.44
5.4.60.0400.03016.20
5.4.50.0270.04016.15
5.4.40.0370.05716.32
5.4.30.0400.07016.27
5.4.20.0370.03716.36
5.4.10.0300.04716.30
5.4.00.0330.03315.87
5.3.290.0370.04314.60
5.3.280.0400.06314.54
5.3.270.0400.03314.48
5.3.260.0500.05714.69
5.3.250.0330.04714.47
5.3.240.0370.06714.55
5.3.230.0530.03714.43
5.3.220.0370.07014.41
5.3.210.0430.04714.50
5.3.200.0370.04714.41
5.3.190.0470.03314.51
5.3.180.0330.03714.40
5.3.170.0500.06014.40
5.3.160.0400.05714.42
5.3.150.0400.03714.57
5.3.140.0400.03014.41
5.3.130.0330.07714.53
5.3.120.0370.04014.64
5.3.110.0330.03714.45
5.3.100.0300.04013.89
5.3.90.0270.04013.88
5.3.80.0470.06713.92
5.3.70.0470.06313.87
5.3.60.0400.05014.09
5.3.50.0430.04013.89
5.3.40.0500.05713.89
5.3.30.0500.05713.75
5.3.20.0470.05713.64
5.3.10.0400.03713.50
5.3.00.0400.06313.65
5.2.170.0300.03312.18
5.2.160.0400.05012.18
5.2.150.0400.07012.18
5.2.140.0370.06012.18
5.2.130.0400.04312.18
5.2.120.0230.03712.18
5.2.110.0370.04012.18
5.2.100.0270.06712.18
5.2.90.0300.03312.18
5.2.80.0400.04012.18
5.2.70.0330.03012.18
5.2.60.0400.05012.18
5.2.50.0230.04312.18
5.2.40.0400.06012.18
5.2.30.0300.05012.18
5.2.20.0200.03312.18
5.2.10.0200.03012.18
5.2.00.0300.04712.18
5.1.60.0270.05012.18
5.1.50.0230.02712.18
5.1.40.0300.05012.18
5.1.30.0300.05012.18
5.1.20.0370.02312.18
5.1.10.0270.04012.18
5.1.00.0330.02012.18
5.0.50.0230.04012.18
5.0.40.0200.02712.18
5.0.30.0200.04712.18
5.0.20.0130.03312.18
5.0.10.0130.02712.18
5.0.00.0130.06012.18
4.4.90.0070.02012.18
4.4.80.0100.01312.18
4.4.70.0070.04012.18
4.4.60.0100.01712.18
4.4.50.0070.02012.18
4.4.40.0130.05712.18
4.4.30.0130.02312.18
4.4.20.0170.01012.18
4.4.10.0130.01312.18
4.4.00.0170.04012.18
4.3.110.0100.02712.18
4.3.100.0100.01712.18
4.3.90.0100.02312.18
4.3.80.0100.03312.18
4.3.70.0130.03312.18
4.3.60.0130.02312.18
4.3.50.0170.01712.18
4.3.40.0100.02712.18
4.3.30.0030.02012.18
4.3.20.0100.01312.18
4.3.10.0170.01012.18
4.3.00.0070.01312.18

preferences:
56.31 ms | 401 KiB | 5 Q