3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = " ala KOM1/9/2000 7/7/2015 1-7-2001 7.7.2001 "; echo preg_replace("/(\d+)-(\d+)-(\d+)/", "$2/$3/$1", "2007-01-25"); //echo preg_replace( "\d{2}", //"XX", $s); ?>

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)
8.3.70.0070.01018.56
8.3.60.0090.00918.56
8.3.50.0140.00421.18
8.3.40.0140.00018.96
8.3.30.0080.00818.82
8.3.20.0070.00320.34
8.3.10.0070.00320.73
8.3.00.0080.00019.38
8.2.180.0150.00616.88
8.2.170.0080.00622.96
8.2.160.0110.00320.39
8.2.150.0090.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00022.36
8.2.110.0080.00020.27
8.2.100.0040.00718.09
8.2.90.0090.00019.08
8.2.80.0030.00517.97
8.2.70.0030.00617.50
8.2.60.0060.00317.90
8.2.50.0080.00018.07
8.2.40.0090.00020.07
8.2.30.0000.01218.15
8.2.20.0030.00617.89
8.2.10.0030.00618.02
8.2.00.0080.00017.77
8.1.280.0070.00725.92
8.1.270.0040.00423.97
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00623.91
8.1.230.0040.00719.14
8.1.220.0080.00017.78
8.1.210.0090.00018.77
8.1.200.0060.00317.23
8.1.190.0000.00817.35
8.1.180.0060.00318.10
8.1.170.0040.00418.72
8.1.160.0000.00721.98
8.1.150.0040.00418.85
8.1.140.0040.00417.61
8.1.130.0030.00317.85
8.1.120.0000.00717.44
8.1.110.0040.00417.43
8.1.100.0040.00417.50
8.1.90.0000.00717.54
8.1.80.0000.00717.44
8.1.70.0030.00517.51
8.1.60.0000.00717.66
8.1.50.0060.00317.51
8.1.40.0030.00517.52
8.1.30.0040.00417.69
8.1.20.0000.00717.70
8.1.10.0000.00717.64
8.1.00.0030.00617.61
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.45
8.0.270.0070.00017.28
8.0.260.0030.00317.30
8.0.250.0030.00317.00
8.0.240.0030.00517.01
8.0.230.0000.00716.95
8.0.220.0030.00317.05
8.0.210.0030.00316.98
8.0.200.0080.00017.01
8.0.190.0000.00816.93
8.0.180.0040.00416.93
8.0.170.0090.00016.86
8.0.160.0040.00416.98
8.0.150.0000.00716.85
8.0.140.0040.00416.96
8.0.130.0030.00313.39
8.0.120.0000.00717.04
8.0.110.0000.00816.95
8.0.100.0040.00416.89
8.0.90.0000.00816.93
8.0.80.0060.00917.00
8.0.70.0000.00717.04
8.0.60.0040.00316.93
8.0.50.0070.00017.01
8.0.30.0080.01217.46
8.0.20.0120.00917.40
8.0.10.0040.00416.95
8.0.00.0060.01116.91
7.4.330.0020.00215.16
7.4.320.0000.00716.67
7.4.300.0000.00616.63
7.4.290.0030.00316.58
7.4.280.0000.00816.80
7.4.270.0030.00316.67
7.4.260.0000.00716.68
7.4.250.0070.00016.61
7.4.240.0060.00116.68
7.4.230.0070.00016.63
7.4.220.0200.00616.61
7.4.210.0060.00916.77
7.4.200.0070.00016.75
7.4.160.0120.00916.42
7.4.150.0180.00017.40
7.4.140.0120.00617.86
7.4.130.0080.00916.75
7.4.120.0140.00416.72
7.4.110.0100.00716.82
7.4.100.0120.00616.54
7.4.90.0100.01016.74
7.4.80.0060.01519.39
7.4.70.0070.01016.54
7.4.60.0110.00616.63
7.4.50.0000.00516.52
7.4.40.0090.00916.65
7.4.30.0000.01616.58
7.4.00.0120.00015.06
7.3.330.0000.00513.16
7.3.320.0020.00213.05
7.3.310.0030.00316.23
7.3.300.0020.00516.28
7.3.290.0080.01116.31
7.3.280.0100.00716.26
7.3.270.0110.01117.40
7.3.260.0130.00316.69
7.3.250.0050.01216.57
7.3.240.0120.00916.59
7.3.230.0040.01316.46
7.3.210.0100.00616.53
7.3.200.0100.01319.39
7.3.190.0130.00916.39
7.3.180.0030.01316.67
7.3.170.0090.00616.63
7.3.160.0090.00616.22
7.2.330.0110.00716.50
7.2.320.0100.00616.70
7.2.310.0160.00616.65
7.2.300.0090.00916.82
7.2.290.0120.01516.84
7.2.00.0080.00819.39
7.1.100.0060.00318.09
7.1.70.0030.00516.89
7.1.60.0100.01319.32
7.1.50.0070.01417.03
7.1.00.0100.07022.33
7.0.200.0000.00816.80
7.0.140.0000.07321.99
7.0.70.4970.04319.92
7.0.60.0130.07720.05
7.0.50.0100.04017.84
7.0.40.0130.07720.41
7.0.30.0430.03320.35
7.0.20.0170.04320.21
7.0.10.0300.07020.18
7.0.00.0030.08720.00
5.6.280.0170.06020.90
5.6.210.0030.08320.45
5.6.200.0070.08318.13
5.6.190.0130.08020.32
5.6.180.0570.04720.75
5.6.170.0470.07320.49
5.6.160.0100.05020.50
5.6.150.0070.07318.22
5.6.140.0030.03718.09
5.6.130.0130.07318.23
5.6.120.0070.07720.88
5.6.110.0070.08720.88
5.6.100.0070.08021.07
5.6.90.0070.08720.96
5.6.80.0070.04720.37
5.6.70.0100.08020.27
5.5.350.0030.08020.40
5.5.340.0000.04317.89
5.5.330.0100.08020.20
5.5.320.0070.07720.36
5.5.310.0370.06720.24
5.5.300.0070.04718.02
5.5.290.0130.05718.03
5.5.280.0100.08720.89
5.5.270.0170.07320.95
5.5.260.0100.05320.86
5.5.250.0000.09020.70
5.5.240.0070.08320.36
5.4.450.0300.04019.14
5.4.440.1000.04319.25
5.4.430.0330.05319.23
5.4.420.0670.00019.31
5.4.410.0670.00019.32
5.4.400.0630.00019.21
5.4.390.0600.00019.05
5.4.380.0630.00019.15
5.4.370.0630.00019.05
5.4.360.0600.00019.05
5.4.350.0630.00019.05
5.4.340.0630.00019.11
5.4.320.0050.03912.45
5.4.310.0100.03512.45
5.4.300.0070.03512.45
5.4.290.0070.03612.45
5.4.280.0090.04812.35
5.4.270.0090.04812.34
5.4.260.0080.04212.35
5.4.250.0040.03912.34
5.4.240.0030.04112.34
5.4.230.0080.03612.34
5.4.220.0040.03712.34
5.4.210.0040.03812.34
5.4.200.0060.03712.34
5.4.190.0050.03712.33
5.4.180.0060.03912.33
5.4.170.0090.03212.34
5.4.160.0090.03112.34
5.4.150.0080.03412.34
5.4.140.0070.03912.02
5.4.130.0070.03512.01
5.4.120.0060.03411.97
5.4.110.0080.04011.96
5.4.100.0080.04111.96
5.4.90.0040.03911.96
5.4.80.0050.03711.96
5.4.70.0030.03711.96
5.4.60.0050.03711.96
5.4.50.0060.03711.96
5.4.40.0040.03811.95
5.4.30.0080.03411.95
5.4.20.0090.04511.95
5.4.10.0050.03611.94
5.4.00.0040.04411.44
5.3.290.0060.03912.80
5.3.280.0050.03912.71
5.3.270.0070.04512.73
5.3.260.0060.03912.72
5.3.250.0080.03412.72
5.3.240.0050.03812.72
5.3.230.0060.03712.71
5.3.220.0070.03512.68
5.3.210.0070.03712.68
5.3.200.0070.03512.68
5.3.190.0030.04112.68
5.3.180.0070.03412.67
5.3.170.0080.03412.67
5.3.160.0090.03412.67
5.3.150.0080.03612.67
5.3.140.0070.03612.66
5.3.130.0050.04112.66
5.3.120.0060.03812.66
5.3.110.0060.03812.66
5.3.100.0090.03712.12
5.3.90.0060.03612.08
5.3.80.0090.03212.08
5.3.70.0090.03412.07
5.3.60.0060.03512.06
5.3.50.0090.03212.00
5.3.40.0050.03712.00
5.3.30.0040.03711.95
5.3.20.0080.03311.73
5.3.10.0080.03111.70
5.3.00.0090.03311.69
5.2.170.0020.0339.19
5.2.160.0030.0309.19
5.2.150.0050.0299.19
5.2.140.0020.0329.19
5.2.130.0120.0319.14
5.2.120.0080.0369.14
5.2.110.0050.0349.16
5.2.100.0030.0309.15
5.2.90.0050.0299.15
5.2.80.0050.0339.14
5.2.70.0030.0319.14
5.2.60.0050.0299.09
5.2.50.0030.0449.07
5.2.40.0090.0279.05
5.2.30.0050.0319.03
5.2.20.0070.0269.02
5.2.10.0050.0288.91
5.2.00.0060.0288.78
5.1.60.0050.0258.06
5.1.50.0060.0238.06
5.1.40.0080.0208.04
5.1.30.0050.0258.39
5.1.20.0040.0268.41
5.1.10.0060.0248.13
5.1.00.0060.0248.14
5.0.50.0040.0206.61
5.0.40.0040.0196.47
5.0.30.0020.0376.28
5.0.20.0040.0186.26
5.0.10.0020.0216.23
5.0.00.0070.0306.22
4.4.90.0040.0144.78
4.4.80.0020.0154.76
4.4.70.0020.0164.76
4.4.60.0030.0204.75
4.4.50.0000.0184.77
4.4.40.0040.0254.71
4.4.30.0030.0164.76
4.4.20.0010.0174.85
4.4.10.0020.0164.85
4.4.00.0060.0224.76
4.3.110.0030.0164.67
4.3.100.0030.0164.66
4.3.90.0020.0154.64
4.3.80.0040.0234.58
4.3.70.0020.0164.63
4.3.60.0040.0144.63
4.3.50.0020.0214.63
4.3.40.0040.0284.54
4.3.30.0000.0193.28
4.3.20.0020.0163.26
4.3.10.0050.0163.22
4.3.00.0070.01313.59

preferences:
74.93 ms | 401 KiB | 5 Q