3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = '/^\d{8}$/'; $subject='dsfsd'; echo preg_match($pattern, $subject);

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)
8.3.60.0100.00618.68
8.3.50.0140.00322.05
8.3.40.0100.00718.75
8.3.30.0070.00718.78
8.3.20.0000.00820.16
8.3.10.0050.00321.63
8.3.00.0000.00817.93
8.2.180.0120.00918.41
8.2.170.0090.00622.96
8.2.160.0100.00320.10
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0100.00326.16
8.2.120.0060.00321.10
8.2.110.0000.00922.08
8.2.100.0040.00818.22
8.2.90.0000.00819.09
8.2.80.0080.00017.97
8.2.70.0090.00317.63
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0070.00018.16
8.2.30.0040.00417.95
8.2.20.0040.00417.87
8.2.10.0040.00418.00
8.2.00.0040.00417.81
8.1.280.0080.00825.92
8.1.270.0030.00623.79
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00623.95
8.1.230.0080.00319.05
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0070.00317.22
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0000.00721.89
8.1.150.0040.00418.75
8.1.140.0040.00417.53
8.1.130.0000.00717.74
8.1.120.0050.00317.44
8.1.110.0040.00417.46
8.1.100.0050.00317.56
8.1.90.0000.00817.42
8.1.80.0070.00017.54
8.1.70.0000.00717.41
8.1.60.0040.00417.58
8.1.50.0000.00817.48
8.1.40.0000.00917.56
8.1.30.0030.00517.79
8.1.20.0030.00617.75
8.1.10.0000.00817.65
8.1.00.0040.00417.52
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0030.00318.43
8.0.270.0040.00417.21
8.0.260.0060.00017.20
8.0.250.0030.00317.13
8.0.240.0070.00016.94
8.0.230.0040.00417.04
8.0.220.0030.00316.92
8.0.210.0000.00817.02
8.0.200.0070.00317.07
8.0.190.0050.00216.88
8.0.180.0040.00417.01
8.0.170.0000.00816.90
8.0.160.0030.00316.82
8.0.150.0050.00316.93
8.0.140.0040.00416.83
8.0.130.0000.00813.37
8.0.120.0040.00416.88
8.0.110.0000.00816.85
8.0.100.0000.00716.86
8.0.90.0040.00416.86
8.0.80.0090.00616.86
8.0.70.0000.00716.80
8.0.60.0040.00416.95
8.0.50.0040.00416.90
8.0.30.0130.00817.25
8.0.20.0080.01017.40
8.0.10.0000.00717.13
8.0.00.0120.00616.74
7.4.330.0030.00315.00
7.4.320.0000.00616.62
7.4.300.0000.00716.54
7.4.290.0040.00316.56
7.4.280.0050.00216.72
7.4.270.0000.00716.57
7.4.260.0060.00316.65
7.4.250.0050.00316.65
7.4.240.0020.00516.63
7.4.230.0070.00016.83
7.4.220.0110.01116.67
7.4.210.0030.01016.61
7.4.200.0040.00416.68
7.4.160.0070.01016.44
7.4.150.0070.01117.40
7.4.140.0060.01417.86
7.4.130.0080.00816.71
7.4.120.0120.00816.60
7.4.110.0040.01216.61
7.4.100.0060.01516.55
7.4.90.0030.01516.57
7.4.80.0090.01519.39
7.4.70.0070.01116.53
7.4.60.0100.01016.66
7.4.50.0060.00316.27
7.4.40.0070.01116.56
7.4.30.0110.00616.77
7.4.00.0070.00715.13
7.3.330.0030.00313.21
7.3.320.0000.00513.25
7.3.310.0030.00316.40
7.3.300.0070.00016.27
7.3.290.0070.00716.27
7.3.280.0090.00916.25
7.3.270.0120.00617.40
7.3.260.0060.01016.59
7.3.250.0120.00716.45
7.3.240.0120.01216.36
7.3.230.0040.01216.69
7.3.210.0090.00816.68
7.3.200.0090.00619.39
7.3.190.0130.00716.39
7.3.180.0100.01016.25
7.3.170.0100.00716.28
7.3.160.0140.00216.82
7.3.120.0040.00814.82
7.2.330.0120.00616.49
7.2.320.0070.01016.46
7.2.310.0070.01416.68
7.2.300.0110.00516.61
7.2.290.0130.00316.62
7.2.60.0060.01016.87
7.2.00.0100.00019.55
7.1.200.0070.00315.88
7.1.100.0060.00918.16
7.1.70.0060.01017.37
7.1.60.0000.01119.25
7.1.50.0100.01017.12
7.1.00.0070.07322.32
7.0.200.0000.00916.55
7.0.140.0030.07322.15
7.0.60.0100.05719.92
7.0.50.0070.07717.89
7.0.40.0130.08020.14
7.0.30.0100.04720.24
7.0.20.0170.05020.02
7.0.10.0170.04720.18
7.0.00.0070.08320.21
5.6.280.0030.07021.10
5.6.210.0100.05020.52
5.6.200.0070.07318.11
5.6.190.0070.08720.60
5.6.180.0300.08320.41
5.6.170.0170.04020.53
5.6.160.0100.05720.71
5.6.150.0170.06718.21
5.6.140.0030.08718.16
5.6.130.0100.03718.09
5.6.120.0130.07720.98
5.6.110.0030.04720.87
5.6.100.0130.06320.97
5.6.90.0030.05320.99
5.6.80.0000.07320.37
5.5.350.0200.04320.51
5.5.340.0130.07017.98
5.5.330.0000.07720.43
5.5.320.0200.05320.32
5.5.310.0330.07720.29
5.5.300.0100.07317.94
5.5.290.0030.04317.88
5.5.280.0000.04320.97
5.5.270.0100.08320.86
5.5.260.0070.04020.61
5.5.250.0100.05320.76
5.5.240.0130.06720.22
5.4.450.0300.04319.42
5.4.440.0400.04319.48
5.4.430.0600.04019.42
5.4.420.0300.04719.54
5.4.410.0600.04719.26
5.4.400.0430.04019.09
5.4.390.0170.03719.06
5.4.380.0300.06318.68
5.4.370.0470.07018.50
5.4.360.0430.05018.50
5.4.350.0470.07318.62
5.4.340.0500.07318.78
5.4.320.0070.03412.45
5.4.310.0060.04412.45
5.4.300.0070.03712.45
5.4.290.0050.04012.45
5.4.280.0060.03512.34
5.4.270.0080.03812.34
5.4.260.0080.03512.35
5.4.250.0040.03912.34
5.4.240.0080.03212.35
5.4.230.0050.04612.34
5.4.220.0050.03812.34
5.4.210.0070.03712.34
5.4.200.0080.04712.34
5.4.190.0090.04012.33
5.4.180.0040.03812.34
5.4.170.0060.04112.35
5.4.160.0060.03612.34
5.4.150.0050.04112.34
5.4.140.0070.04412.02
5.4.130.0050.03712.01
5.4.120.0080.04011.97
5.4.110.0050.03611.96
5.4.100.0050.03811.96
5.4.90.0050.03811.96
5.4.80.0080.03411.96
5.4.70.0040.03611.96
5.4.60.0100.03911.96
5.4.50.0080.04011.96
5.4.40.0040.03611.95
5.4.30.0110.02911.95
5.4.20.0100.04211.95
5.4.10.0060.03511.94
5.4.00.0070.03411.44
5.3.290.0110.04012.80
5.3.280.0050.03812.71
5.3.270.0050.04012.72
5.3.260.0050.03912.72
5.3.250.0040.03912.72
5.3.240.0060.03512.72
5.3.230.0100.03712.70
5.3.220.0060.03912.68
5.3.210.0070.03712.68
5.3.200.0040.03812.68
5.3.190.0080.03512.68
5.3.180.0070.03812.68
5.3.170.0100.03312.67
5.3.160.0090.03412.68
5.3.150.0050.03912.68
5.3.140.0110.03812.66
5.3.130.0110.04412.66
5.3.120.0070.03912.66
5.3.110.0070.03812.65
5.3.100.0060.04112.12
5.3.90.0030.04312.08
5.3.80.0060.03912.07
5.3.70.0050.03812.07
5.3.60.0070.03812.07
5.3.50.0120.04012.00
5.3.40.0080.03612.00
5.3.30.0060.03711.94
5.3.20.0040.03811.72
5.3.10.0050.03711.69
5.3.00.0030.03911.68
5.2.170.0040.0329.18
5.2.160.0090.0269.18
5.2.150.0070.0319.18
5.2.140.0060.0309.17
5.2.130.0070.0349.13
5.2.120.0040.0329.13
5.2.110.0050.0299.14
5.2.100.0070.0329.13
5.2.90.0050.0299.13
5.2.80.0010.0369.13
5.2.70.0090.0349.13
5.2.60.0060.0359.08
5.2.50.0050.0299.05
5.2.40.0030.0329.04
5.2.30.0050.0299.01
5.2.20.0040.0299.00
5.2.10.0030.0338.93
5.2.00.0050.0288.79
5.1.60.0020.0278.08
5.1.50.0060.0258.07
5.1.40.0050.0278.05
5.1.30.0070.0288.40
5.1.20.0080.0308.43
5.1.10.0070.0238.15
5.1.00.0060.0248.15
5.0.50.0030.0226.62
5.0.40.0030.0206.48
5.0.30.0040.0336.30
5.0.20.0030.0206.27
5.0.10.0030.0236.24
5.0.00.0030.0346.24
4.4.90.0040.0164.78
4.4.80.0030.0184.75
4.4.70.0030.0174.75
4.4.60.0070.0154.76
4.4.50.0010.0214.77
4.4.40.0020.0264.71
4.4.30.0010.0214.76
4.4.20.0080.0244.84
4.4.10.0040.0174.85
4.4.00.0040.0264.76
4.3.110.0040.0184.67
4.3.100.0040.0154.66
4.3.90.0040.0154.63
4.3.80.0020.0284.58
4.3.70.0040.0134.63
4.3.60.0040.0134.63
4.3.50.0040.0144.63
4.3.40.0030.0274.54
4.3.30.0010.0223.29
4.3.20.0020.0163.27
4.3.10.0030.0163.23
4.3.00.0030.03315.28

preferences:
42.32 ms | 400 KiB | 5 Q