3v4l.org

run code in 300+ PHP versions simultaneously
<?php $content = <<<CONTENT @tag CONTENT; $matches = array(); var_dump(preg_match('/^\A\w*@/', $content, $matches, null, 1) === 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)
8.3.60.0110.00418.43
8.3.50.0070.01422.13
8.3.40.0090.00618.75
8.3.30.0110.00319.10
8.3.20.0040.00420.25
8.3.10.0080.00020.73
8.3.00.0120.00319.63
8.2.180.0110.01118.61
8.2.170.0000.01422.96
8.2.160.0110.00721.02
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00322.06
8.2.110.0030.00620.25
8.2.100.0000.01118.09
8.2.90.0040.00419.23
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0000.00818.03
8.2.30.0040.00419.34
8.2.20.0000.00717.88
8.2.10.0040.00417.93
8.2.00.0050.00217.88
8.1.280.0070.00725.92
8.1.270.0040.00423.82
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00623.85
8.1.230.0080.00319.09
8.1.220.0000.00917.74
8.1.210.0000.00918.77
8.1.200.0030.00917.48
8.1.190.0090.00017.47
8.1.180.0040.00418.10
8.1.170.0060.00318.64
8.1.160.0000.00921.96
8.1.150.0000.00818.86
8.1.140.0000.00717.43
8.1.130.0070.00017.54
8.1.120.0040.00417.59
8.1.110.0000.00717.52
8.1.100.0080.00017.42
8.1.90.0000.00717.44
8.1.80.0040.00417.55
8.1.70.0030.00517.49
8.1.60.0040.00417.68
8.1.50.0050.00317.60
8.1.40.0030.00617.49
8.1.30.0040.00417.55
8.1.20.0040.00417.75
8.1.10.0050.00217.53
8.1.00.0000.00717.51
8.0.300.0070.00018.77
8.0.290.0070.00016.63
8.0.280.0040.00418.42
8.0.270.0030.00317.05
8.0.260.0000.00716.95
8.0.250.0000.00716.98
8.0.240.0030.00317.17
8.0.230.0000.00717.13
8.0.220.0000.00717.04
8.0.210.0030.00316.99
8.0.200.0000.00616.97
8.0.190.0020.00517.13
8.0.180.0040.00416.94
8.0.170.0080.00016.95
8.0.160.0030.00317.10
8.0.150.0030.00516.93
8.0.140.0040.00416.94
8.0.130.0050.00013.46
8.0.120.0000.00816.90
8.0.110.0080.00017.05
8.0.100.0000.00716.89
8.0.90.0040.00416.82
8.0.80.0160.00017.08
8.0.70.0040.00416.90
8.0.60.0040.00417.11
8.0.50.0040.00416.85
8.0.30.0080.01217.08
8.0.20.0200.00517.40
8.0.10.0040.00417.26
8.0.00.0100.00916.95
7.4.330.0000.00515.10
7.4.320.0000.00616.75
7.4.300.0070.00016.83
7.4.290.0000.00716.79
7.4.280.0040.00816.69
7.4.270.0000.00616.70
7.4.260.0000.00816.70
7.4.250.0030.00516.80
7.4.240.0020.00516.74
7.4.230.0000.00716.82
7.4.220.0070.01016.83
7.4.210.0000.01416.90
7.4.200.0040.00416.80
7.4.160.0160.00016.68
7.4.150.0110.00717.40
7.4.140.0110.00617.86
7.4.130.0120.00516.61
7.4.120.0130.00516.71
7.4.110.0130.00316.72
7.4.100.0130.00716.64
7.4.90.0130.00616.61
7.4.80.0130.00316.74
7.4.70.0090.01516.89
7.4.60.0030.01316.63
7.4.50.0000.00816.57
7.4.40.0130.00316.63
7.4.30.0160.00016.76
7.4.00.0080.00815.09
7.3.330.0000.00613.23
7.3.320.0020.00213.15
7.3.310.0030.00316.50
7.3.300.0030.00316.45
7.3.290.0070.01316.46
7.3.280.0060.01316.45
7.3.270.0090.00917.40
7.3.260.0120.01016.39
7.3.250.0090.00716.38
7.3.240.0130.01016.48
7.3.230.0070.01016.44
7.3.210.0070.01116.51
7.3.200.0170.00719.39
7.3.190.0090.00916.62
7.3.180.0130.00916.40
7.3.170.0080.00816.69
7.3.160.0130.00316.40
7.3.120.0040.01415.00
7.3.110.0070.00714.72
7.3.100.0040.01115.09
7.3.90.0030.01314.86
7.3.80.0030.01215.02
7.3.70.0040.00714.81
7.3.60.0070.01114.74
7.3.50.0080.00615.04
7.3.40.0030.00714.79
7.3.30.0030.01014.96
7.3.20.0030.01016.90
7.3.10.0090.00616.71
7.3.00.0040.01416.68
7.2.330.0090.01516.69
7.2.320.0180.00616.65
7.2.310.0100.01316.73
7.2.300.0110.00716.64
7.2.290.0100.00716.53
7.2.250.0090.00914.87
7.2.240.0130.00714.82
7.2.230.0100.00714.94
7.2.220.0060.00615.02
7.2.210.0150.00015.21
7.2.200.0030.00615.09
7.2.190.0030.01215.25
7.2.180.0060.00614.95
7.2.170.0070.00415.18
7.2.60.0060.00916.96
7.2.00.0090.00619.60
7.1.330.0110.00415.85
7.1.320.0030.01215.78
7.1.310.0080.00816.03
7.1.300.0100.01015.86
7.1.290.0060.00615.84
7.1.280.0060.00615.85
7.1.270.0040.01115.65
7.1.260.0120.00316.15
7.1.200.0060.00615.75
7.1.100.0090.00918.39
7.1.70.0040.01117.23
7.1.60.0140.01019.32
7.1.50.0090.01216.75
7.1.00.0070.07322.36
7.0.200.0000.00716.86
7.0.140.0070.07022.09
7.0.60.0070.07319.94
7.0.50.0130.07717.83
7.0.40.0000.05020.42
7.0.30.0170.04020.15
7.0.20.0130.05320.04
7.0.10.0070.06320.11
7.0.00.0100.07720.10
5.6.280.0100.06720.92
5.6.210.0030.08720.50
5.6.200.0070.08318.13
5.6.190.0100.07320.55
5.6.180.4130.03720.67
5.6.170.0270.06320.53
5.6.160.0070.04720.61
5.6.150.0070.08018.19
5.6.140.0000.07018.13
5.6.130.0000.04318.16
5.6.120.0100.03720.98
5.6.110.0100.08021.00
5.6.100.0130.06020.97
5.6.90.0030.04321.03
5.6.80.0200.06720.38
5.6.70.4500.03720.36
5.5.350.0330.07320.42
5.5.340.0100.08017.98
5.5.330.0070.08020.43
5.5.320.0230.04320.27
5.5.310.0330.05720.24
5.5.300.0130.05317.98
5.5.290.0030.04717.91
5.5.280.0230.06720.98
5.5.270.0170.06020.86
5.5.260.0130.04020.89
5.5.250.0170.06320.69
5.5.240.0130.05020.16
5.4.450.0070.06019.14
5.4.440.1070.05719.10
5.4.430.0200.04319.10
5.4.420.0730.05019.48
5.4.410.0700.05719.51
5.4.400.0770.06019.31
5.4.390.0830.05019.14
5.4.380.0400.06318.50
5.4.370.0330.06018.59
5.4.360.0400.05018.50
5.4.350.0270.05318.61
5.4.340.0430.07718.46
5.4.320.0070.04012.45
5.4.310.0050.04412.45
5.4.300.0060.03912.46
5.4.290.0080.04012.45
5.4.280.0070.03712.35
5.4.270.0080.03912.35
5.4.260.0080.03512.34
5.4.250.0070.03712.35
5.4.240.0030.03812.35
5.4.230.0090.03312.34
5.4.220.0090.03312.34
5.4.210.0090.03112.34
5.4.200.0020.04112.34
5.4.190.0070.03512.33
5.4.180.0070.04112.33
5.4.170.0080.03812.35
5.4.160.0100.03612.34
5.4.150.0070.03512.34
5.4.140.0060.04612.02
5.4.130.0080.03512.01
5.4.120.0050.03611.97
5.4.110.0090.03411.96
5.4.100.0100.03511.96
5.4.90.0090.03811.96
5.4.80.0060.04311.96
5.4.70.0090.04111.96
5.4.60.0040.04411.96
5.4.50.0070.03911.96
5.4.40.0080.03711.95
5.4.30.0030.03811.95
5.4.20.0050.03611.95
5.4.10.0060.03811.95
5.4.00.0080.03711.43
5.3.290.0040.04612.80
5.3.280.0060.03712.71
5.3.270.0070.03712.73
5.3.260.0100.03412.72
5.3.250.0090.04212.72
5.3.240.0070.03912.72
5.3.230.0080.03612.71
5.3.220.0080.03412.68
5.3.210.0070.03712.68
5.3.200.0050.03612.68
5.3.190.0060.03712.68
5.3.180.0090.03212.68
5.3.170.0080.03412.67
5.3.160.0050.03612.68
5.3.150.0040.03812.67
5.3.140.0050.03612.66
5.3.130.0040.03912.66
5.3.120.0070.03712.66
5.3.110.0040.03912.66
5.3.100.0070.03412.11
5.3.90.0090.03512.09
5.3.80.0090.03212.08
5.3.70.0100.03212.07
5.3.60.0070.03712.06
5.3.50.0110.04112.00
5.3.40.0090.03812.00
5.3.30.0050.04011.94
5.3.20.0050.04011.72
5.3.10.0040.04611.69
5.3.00.0080.03411.68
5.2.170.0050.0309.18
5.2.160.0080.0329.19
5.2.150.0050.0359.18
5.2.140.0080.0349.18
5.2.130.0060.0349.13
5.2.120.0020.0319.13
5.2.110.0050.0299.14
5.2.100.0070.0319.14
5.2.90.0050.0319.14
5.2.80.0060.0339.13
5.2.70.0060.0299.13
5.2.60.0010.0359.08
5.2.50.0090.0299.05
5.2.40.0050.0389.04
5.2.30.0060.0299.01
5.2.20.0060.0329.00
5.2.10.0100.0298.92
5.2.00.0040.0308.77
5.1.60.0100.0188.06
5.1.50.0050.0288.06
5.1.40.0060.0268.04
5.1.30.0080.0278.39
5.1.20.0040.0288.41
5.1.10.0050.0358.14
5.1.00.0050.0258.13
5.0.50.0020.0216.62
5.0.40.0070.0236.47
5.0.30.0040.0326.29
5.0.20.0050.0246.26
5.0.10.0020.0246.23
5.0.00.0050.0366.22
4.4.90.0050.0184.78
4.4.80.0030.0174.75
4.4.70.0020.0164.76
4.4.60.0030.0194.76
4.4.50.0020.0194.77
4.4.40.0030.0274.71
4.4.30.0060.0174.75
4.4.20.0080.0144.84
4.4.10.0010.0174.85
4.4.00.0020.0254.76
4.3.110.0050.0164.67
4.3.100.0030.0144.66
4.3.90.0030.0144.63
4.3.80.0040.0234.58
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0020.0174.63
4.3.40.0040.0224.54
4.3.30.0010.0183.29
4.3.20.0030.0243.26
4.3.10.0030.0203.22
4.3.00.0070.0206.86

preferences:
39.5 ms | 401 KiB | 5 Q