3v4l.org

run code in 300+ PHP versions simultaneously
<?php $content = <<<CONTENT @tag CONTENT; $matches = array(); var_dump(preg_match('/^(\A|\n)\w*@/', $content, $matches, 0, 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)
8.3.70.0070.00716.63
8.3.60.0060.00918.31
8.3.50.0130.01022.01
8.3.40.0070.01118.89
8.3.30.0070.00718.88
8.3.20.0000.00820.34
8.3.10.0040.00420.52
8.3.00.0060.00919.49
8.2.180.0140.00716.88
8.2.170.0120.00322.96
8.2.160.0070.00720.47
8.2.150.0040.00424.18
8.2.140.0000.00924.66
8.2.130.0040.00426.16
8.2.120.0040.00422.41
8.2.110.0030.00622.03
8.2.100.0120.00018.09
8.2.90.0040.00419.19
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0050.00517.79
8.2.50.0080.00018.07
8.2.40.0030.00618.22
8.2.30.0000.00719.13
8.2.20.0000.00717.83
8.2.10.0040.00418.11
8.2.00.0040.00417.82
8.1.280.0140.00325.92
8.1.270.0040.00423.96
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0060.00323.79
8.1.230.0000.01119.08
8.1.220.0080.00017.76
8.1.210.0060.00318.77
8.1.200.0030.00617.48
8.1.190.0000.00817.36
8.1.180.0000.00918.10
8.1.170.0040.00718.67
8.1.160.0030.00621.88
8.1.150.0050.00318.79
8.1.140.0040.00417.40
8.1.130.0040.00417.84
8.1.120.0000.00717.43
8.1.110.0050.00317.57
8.1.100.0000.00817.55
8.1.90.0070.00017.57
8.1.80.0000.01017.54
8.1.70.0000.00717.54
8.1.60.0030.00517.72
8.1.50.0040.00417.59
8.1.40.0080.00017.54
8.1.30.0040.00417.70
8.1.20.0060.00317.71
8.1.10.0020.00517.50
8.1.00.0070.00017.58
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0000.00718.30
8.0.270.0030.00317.16
8.0.260.0000.00817.24
8.0.250.0000.00716.96
8.0.240.0000.00717.13
8.0.230.0050.00217.08
8.0.220.0050.00217.05
8.0.210.0000.00716.99
8.0.200.0040.00416.97
8.0.190.0000.00716.97
8.0.180.0000.00716.96
8.0.170.0030.00516.94
8.0.160.0030.00317.06
8.0.150.0080.00016.86
8.0.140.0000.00716.87
8.0.130.0060.00013.41
8.0.120.0000.00816.84
8.0.110.0040.00416.94
8.0.100.0040.00417.02
8.0.90.0000.00716.86
8.0.80.0040.01116.98
8.0.70.0000.00817.07
8.0.60.0050.00216.91
8.0.50.0000.00717.07
8.0.30.0070.01117.07
8.0.20.0080.01517.40
8.0.10.0050.00317.00
8.0.00.0050.01316.80
7.4.330.0050.00015.10
7.4.320.0000.00616.75
7.4.300.0060.00016.70
7.4.290.0030.00316.60
7.4.280.0060.00616.59
7.4.270.0060.00016.63
7.4.260.0070.00016.77
7.4.250.0030.00516.59
7.4.240.0050.00216.75
7.4.230.0040.00416.62
7.4.220.0080.01116.60
7.4.210.0060.00816.72
7.4.200.0040.00416.49
7.4.160.0120.01216.84
7.4.150.0070.01117.40
7.4.140.0060.01317.86
7.4.130.0070.01116.62
7.4.120.0130.00316.72
7.4.110.0030.01316.70
7.4.100.0150.00416.80
7.4.90.0120.00816.55
7.4.80.0070.01016.54
7.4.70.0100.00716.49
7.4.60.0080.00816.69
7.4.50.0030.00316.62
7.4.40.0040.01216.70
7.4.30.0100.00716.66
7.4.00.0070.01214.98
7.3.330.0060.00013.25
7.3.320.0050.00013.29
7.3.310.0000.00716.38
7.3.300.0030.00316.39
7.3.290.0100.01016.43
7.3.280.0100.00716.41
7.3.270.0070.01817.40
7.3.260.0130.00316.48
7.3.250.0100.00616.49
7.3.240.0000.01616.59
7.3.230.0080.01116.45
7.3.210.0070.01016.45
7.3.200.0120.00919.39
7.3.190.0070.01116.73
7.3.180.0210.00016.61
7.3.170.0030.01416.41
7.3.160.0130.00616.49
7.3.120.0060.01214.89
7.3.110.0100.00714.82
7.3.100.0100.00614.90
7.3.90.0000.01214.85
7.3.80.0060.00314.90
7.3.70.0080.00414.82
7.3.60.0030.00914.93
7.3.50.0030.01315.04
7.3.40.0100.00314.79
7.3.30.0040.00714.93
7.3.20.0090.00916.57
7.3.10.0050.00516.93
7.3.00.0040.01216.80
7.2.330.0090.00916.71
7.2.320.0100.00716.72
7.2.310.0100.00716.63
7.2.300.0030.02116.41
7.2.290.0140.00616.65
7.2.250.0100.00915.20
7.2.240.0100.01015.13
7.2.230.0070.01015.17
7.2.220.0110.00014.98
7.2.210.0070.01014.89
7.2.200.0000.01515.23
7.2.190.0030.01215.00
7.2.180.0090.00314.89
7.2.170.0090.00614.96
7.2.60.0090.00617.02
7.2.00.0000.01519.56
7.1.330.0000.01415.92
7.1.320.0040.00715.67
7.1.310.0070.00716.05
7.1.300.0040.00416.04
7.1.290.0000.01115.77
7.1.280.0060.00915.88
7.1.270.0150.00315.92
7.1.260.0070.01015.62
7.1.200.0100.00315.94
7.1.100.0100.00718.30
7.1.70.0000.01317.13
7.1.60.0050.00517.22
7.1.50.0060.01617.16
7.1.00.0000.08022.33
7.0.200.0090.00316.86
7.0.140.0070.07021.99
7.0.60.0130.08020.06
7.0.50.0030.06017.92
7.0.40.0070.08720.08
7.0.30.0330.07320.32
7.0.20.0330.05020.32
7.0.10.0100.05320.14
7.0.00.0100.08320.11
5.6.280.0000.07720.90
5.6.210.0000.04320.69
5.6.200.0030.04318.08
5.6.190.0070.08020.61
5.6.180.0230.05020.77
5.6.170.0200.05020.40
5.6.160.0070.04020.49
5.6.150.0000.09318.19
5.6.140.0070.03718.12
5.6.130.0030.05318.13
5.6.120.0030.07721.12
5.6.110.0100.08321.04
5.6.100.0130.08720.97
5.6.90.0100.07020.97
5.6.80.0130.06720.40
5.5.350.0330.08020.39
5.5.340.0000.05018.02
5.5.330.0100.04720.36
5.5.320.0200.06320.27
5.5.310.0370.06020.29
5.5.300.0100.06017.92
5.5.290.0030.05018.02
5.5.280.0130.03720.98
5.5.270.0170.04320.79
5.5.260.0000.04320.74
5.5.250.0030.04320.54
5.5.240.0070.07720.26
5.4.450.0700.04019.50
5.4.440.0730.05319.29
5.4.430.0770.05719.10
5.4.420.0400.05019.41
5.4.410.1130.07019.28
5.4.400.0730.07019.29
5.4.390.0800.05718.91
5.4.380.0300.05718.49
5.4.370.0370.05018.46
5.4.360.0500.05018.70
5.4.350.0400.05718.80
5.4.340.0370.04718.63
5.4.320.0110.03312.45
5.4.310.0090.03812.45
5.4.300.0080.03412.45
5.4.290.0080.04112.45
5.4.280.0040.03912.34
5.4.270.0050.03612.35
5.4.260.0040.03712.35
5.4.250.0080.03512.35
5.4.240.0110.03212.35
5.4.230.0060.04112.34
5.4.220.0100.03712.34
5.4.210.0040.03612.34
5.4.200.0050.03712.34
5.4.190.0040.03612.33
5.4.180.0070.03312.33
5.4.170.0050.03512.34
5.4.160.0080.03312.34
5.4.150.0090.03212.34
5.4.140.0040.04412.02
5.4.130.0070.04012.01
5.4.120.0070.03311.97
5.4.110.0070.04111.96
5.4.100.0050.03511.96
5.4.90.0050.03811.96
5.4.80.0030.03911.96
5.4.70.0060.03411.96
5.4.60.0090.03711.96
5.4.50.0050.03611.96
5.4.40.0080.03211.95
5.4.30.0050.03411.95
5.4.20.0050.03611.95
5.4.10.0090.03511.95
5.4.00.0050.03611.44
5.3.290.0080.03612.80
5.3.280.0090.04412.70
5.3.270.0040.04112.72
5.3.260.0110.03512.72
5.3.250.0070.03512.72
5.3.240.0050.03712.72
5.3.230.0030.03812.71
5.3.220.0060.03612.68
5.3.210.0090.03812.68
5.3.200.0070.03612.68
5.3.190.0070.03912.68
5.3.180.0060.04512.68
5.3.170.0100.03312.67
5.3.160.0070.03612.67
5.3.150.0050.03912.68
5.3.140.0050.03712.66
5.3.130.0070.04012.66
5.3.120.0090.03812.66
5.3.110.0080.03612.66
5.3.100.0050.03712.12
5.3.90.0060.03712.08
5.3.80.0080.03512.07
5.3.70.0060.03512.07
5.3.60.0080.03712.06
5.3.50.0060.03812.00
5.3.40.0050.04112.00
5.3.30.0040.03511.95
5.3.20.0090.03011.73
5.3.10.0020.03711.70
5.3.00.0020.04511.68
5.2.170.0030.0309.19
5.2.160.0110.0359.19
5.2.150.0030.0329.19
5.2.140.0050.0339.18
5.2.130.0020.0319.14
5.2.120.0030.0319.15
5.2.110.0040.0299.15
5.2.100.0050.0349.15
5.2.90.0020.0319.15
5.2.80.0030.0359.14
5.2.70.0040.0319.15
5.2.60.0040.0319.10
5.2.50.0050.0299.06
5.2.40.0060.0329.05
5.2.30.0020.0319.02
5.2.20.0050.0279.01
5.2.10.0050.0268.91
5.2.00.0050.0318.78
5.1.60.0110.0208.06
5.1.50.0060.0258.05
5.1.40.0070.0228.04
5.1.30.0070.0238.39
5.1.20.0070.0308.41
5.1.10.0050.0328.13
5.1.00.0030.0378.14
5.0.50.0060.0256.61
5.0.40.0040.0266.47
5.0.30.0030.0326.29
5.0.20.0040.0256.26
5.0.10.0050.0186.23
5.0.00.0040.0316.22
4.4.90.0060.0144.78
4.4.80.0050.0234.75
4.4.70.0030.0184.75
4.4.60.0050.0174.75
4.4.50.0030.0224.77
4.4.40.0040.0284.71
4.4.30.0060.0124.75
4.4.20.0040.0224.84
4.4.10.0010.0164.84
4.4.00.0020.0264.75
4.3.110.0030.0194.67
4.3.100.0040.0154.66
4.3.90.0030.0164.64
4.3.80.0030.0304.58
4.3.70.0050.0174.63
4.3.60.0040.0174.63
4.3.50.0010.0214.63
4.3.40.0030.0274.54
4.3.30.0030.0153.29
4.3.20.0040.0223.25
4.3.10.0030.0193.22
4.3.00.0100.0237.58

preferences:
46.09 ms | 401 KiB | 5 Q