3v4l.org

run code in 300+ PHP versions simultaneously
<?php $body = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <META content="text/html; charset=windows-1251" http-equiv=Content-Type> <META name=GENERATOR content="MSHTML 11.00.9600.17105"> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <FONT size=2><DIV align=center> <TABLE borderColor=#0e0016 cellSpacing=2 borderColorDark=#ba0000 cellPadding=0 width=860 bgColor=#f5f5fa borderColorLight=#ba0000 border=0></TABLE> </BODY> </HTML>'; $body2 = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><META content="text/html; charset=windows-1251" http-equiv=Content-Type><META name=GENERATOR content="MSHTML 11.00.9600.17105"><STYLE></STYLE></HEAD><BODY bgColor=#ffffff><FONT size=2><BODY>test<BODY>test2</BODY></BODY><DIV align=center><TABLE borderColor=#0e0016 cellSpacing=2 borderColorDark=#ba0000 cellPadding=0 width=860 bgColor=#f5f5fa borderColorLight=#ba0000 border=0></TABLE></BODY></HTML>'; $pattern = '/charset=([A-Za-z\-0-9]+)/'; $res = preg_match($pattern, $body, $matches); var_dump(array($res,$matches));

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)
8.3.60.0070.00716.50
8.3.50.0110.00722.02
8.3.40.0040.01118.82
8.3.30.0030.01719.15
8.3.20.0000.00820.30
8.3.10.0040.00421.93
8.3.00.0080.00020.80
8.2.180.0140.00718.54
8.2.170.0120.00618.91
8.2.160.0100.00322.15
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0050.00326.16
8.2.120.0030.00718.03
8.2.110.0030.01020.57
8.2.100.0040.00818.04
8.2.90.0090.00018.22
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0000.00817.80
8.2.50.0120.00018.07
8.2.40.0040.00418.20
8.2.30.0040.00418.08
8.2.20.0080.00017.89
8.2.10.0000.00818.18
8.2.00.0040.00417.87
8.1.280.0110.00725.92
8.1.270.0030.00618.70
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0050.00322.02
8.1.230.0090.00320.97
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.48
8.1.190.0080.00017.47
8.1.180.0030.00618.10
8.1.170.0040.00420.55
8.1.160.0070.00022.03
8.1.150.0040.00418.90
8.1.140.0000.00817.51
8.1.130.0000.00717.75
8.1.120.0000.00717.60
8.1.110.0050.00217.61
8.1.100.0000.00817.49
8.1.90.0000.00717.59
8.1.80.0040.00417.65
8.1.70.0030.00317.62
8.1.60.0040.00417.73
8.1.50.0040.00417.64
8.1.40.0050.00317.63
8.1.30.0040.00417.77
8.1.20.0000.00817.82
8.1.10.0040.00417.59
8.1.00.0060.00817.63
8.0.300.0020.00520.04
8.0.290.0000.00816.88
8.0.280.0070.00018.50
8.0.270.0000.00717.20
8.0.260.0030.00317.27
8.0.250.0030.00317.10
8.0.240.0000.00616.96
8.0.230.0000.00717.03
8.0.220.0000.00817.04
8.0.210.0050.00216.94
8.0.200.0000.00616.96
8.0.190.0050.00317.09
8.0.180.0000.00817.03
8.0.170.0030.00616.94
8.0.160.0000.00817.07
8.0.150.0000.00716.86
8.0.140.0050.00216.88
8.0.130.0040.00413.50
8.0.120.0040.00416.98
8.0.110.0000.00817.00
8.0.100.0040.00416.96
8.0.90.0030.00517.02
8.0.80.0090.00917.02
8.0.70.0030.00516.91
8.0.60.0080.00016.88
8.0.50.0040.00416.92
8.0.30.0140.01017.26
8.0.20.0080.01117.48
8.0.10.0000.00716.95
8.0.00.0050.01516.83
7.4.330.0000.00515.22
7.4.320.0030.00316.61
7.4.300.0000.00716.80
7.4.290.0060.00316.75
7.4.280.0060.00616.74
7.4.270.0000.00716.82
7.4.260.0040.00416.61
7.4.250.0000.00716.66
7.4.240.0050.00216.76
7.4.230.0060.00316.82
7.4.220.0100.01616.76
7.4.210.0070.00716.84
7.4.200.0000.00716.60
7.4.160.0080.00816.88
7.4.150.0120.01217.40
7.4.140.0140.00717.86
7.4.130.0060.01316.68
7.4.120.0070.00916.77
7.4.110.0100.00916.59
7.4.100.0080.01416.59
7.4.90.0100.00716.60
7.4.80.0080.00819.39
7.4.70.0090.00616.57
7.4.60.0000.01616.69
7.4.50.0040.00416.79
7.4.40.0060.01216.54
7.4.30.0100.01316.59
7.4.00.0090.00614.83
7.3.330.0060.00013.18
7.3.320.0060.00013.18
7.3.310.0000.00716.32
7.3.300.0070.00016.36
7.3.290.0070.00916.36
7.3.280.0050.01316.38
7.3.270.0030.01417.40
7.3.260.0140.00416.46
7.3.250.0100.00916.49
7.3.240.0090.00816.62
7.3.230.0130.01016.39
7.3.210.0100.00716.44
7.3.200.0160.00619.39
7.3.190.0090.00616.49
7.3.180.0090.00816.34
7.3.170.0100.00716.52
7.3.160.0170.00016.47
7.2.330.0070.01016.58
7.2.320.0110.00616.65
7.2.310.0040.01416.60
7.2.300.0130.01016.86
7.2.290.0060.01116.81
7.2.00.0030.01319.58
7.1.100.0090.00318.25
7.1.70.0000.00717.29
7.1.60.0100.01319.46
7.1.50.0000.01817.25
7.1.00.0030.07722.47
7.0.200.0650.00714.87
7.0.140.0030.07721.95
7.0.60.0070.06019.90
7.0.50.0070.08317.86
7.0.40.0130.08020.22
7.0.30.0200.04020.11
7.0.20.0170.04020.18
7.0.10.0100.08020.21
7.0.00.0000.05320.31
5.6.280.0070.07021.07
5.6.210.0070.08320.60
5.6.200.0130.06318.12
5.6.190.0230.06720.67
5.6.180.0300.05020.41
5.6.170.0170.04320.48
5.6.160.0070.08020.52
5.6.150.0000.04018.16
5.6.140.0070.08318.07
5.6.130.0130.08018.17
5.6.120.0230.06721.14
5.6.110.0070.08321.02
5.6.100.0100.07720.97
5.6.90.0070.09021.00
5.6.80.0170.06320.28
5.5.350.0300.07020.37
5.5.340.0070.08317.92
5.5.330.0170.07720.23
5.5.320.0400.07720.29
5.5.310.0270.04320.19
5.5.300.0100.07718.00
5.5.290.0070.03718.02
5.5.280.0030.08020.77
5.5.270.0030.08320.95
5.5.260.0130.07720.89
5.5.250.0030.05020.61
5.5.240.0030.06020.29
5.4.450.0800.08019.32
5.4.440.0100.06019.34
5.4.430.0170.05019.15
5.4.420.0070.06019.68
5.4.410.0100.06018.68
5.4.400.0200.05718.69
5.4.390.0270.05718.69
5.4.380.0230.06718.50
5.4.370.0270.05318.55
5.4.360.0270.05318.61
5.4.350.0100.06718.53
5.4.340.0370.05018.68
5.4.320.0300.06018.47
5.4.310.0200.05718.50
5.4.300.0230.05718.63
5.4.290.0200.06018.56
5.4.280.0400.04018.62
5.4.270.0470.04018.67
5.4.260.0370.05318.71
5.4.250.0400.04718.72
5.4.240.0270.05018.46
5.4.230.0170.06018.70
5.4.220.0330.05318.66
5.4.210.0330.05018.61
5.4.200.0270.05316.53
5.4.190.0300.04718.48
5.4.180.0300.05018.70
5.4.170.0270.05718.59
5.4.160.0230.05318.68
5.4.150.0170.06018.65
5.4.140.0300.04316.18
5.4.130.0170.05016.18
5.4.120.0270.04316.36
5.4.110.0330.06316.17
5.4.100.0200.05316.07
5.4.90.0300.04316.31
5.4.80.0270.04716.18
5.4.70.0230.06316.29
5.4.60.0200.05016.14
5.4.50.0200.05016.02
5.4.40.0300.05016.25
5.4.30.0170.05316.32
5.4.20.0170.05316.10
5.4.10.0200.05016.15
5.4.00.0170.05015.49
5.3.290.0300.04714.76
5.3.280.0300.04314.63
5.3.270.0230.05014.54
5.3.260.0230.05714.59
5.3.250.0230.05014.51
5.3.240.0200.05714.67
5.3.230.0230.05714.66
5.3.220.0170.07314.47
5.3.210.0230.08014.64
5.3.200.0300.07014.54
5.3.190.0400.03714.52
5.3.180.0270.05014.51
5.3.170.0200.05314.48
5.3.160.0200.05714.47
5.3.150.0230.05014.52
5.3.140.0370.06014.53
5.3.130.0200.05714.52
5.3.120.0300.04714.50
5.3.110.0230.08014.52
5.3.100.0230.05313.99
5.3.90.0230.05013.95
5.3.80.0270.05714.17
5.3.70.0230.05013.98
5.3.60.0170.05013.99
5.3.50.0170.05313.94
5.3.40.0200.05314.10
5.3.30.0300.04013.94
5.3.20.0270.05013.67
5.3.10.0230.04313.67
5.3.00.0270.05713.63
5.2.170.0130.04711.09
5.2.160.0130.04311.07
5.2.150.0170.04311.38
5.2.140.0100.04711.17
5.2.130.0200.04011.13
5.2.120.0100.04711.06
5.2.110.0200.03711.16
5.2.100.0170.04011.18
5.2.90.0270.03711.02
5.2.80.0170.04011.08
5.2.70.0100.05011.13
5.2.60.0130.05311.03
5.2.50.0130.04711.07
5.2.40.0200.03310.98
5.2.30.0170.04310.93
5.2.20.0200.03710.99
5.2.10.0200.03710.89
5.2.00.0170.04710.76
5.1.60.0200.0279.99
5.1.50.0230.0279.98
5.1.40.0170.03010.09
5.1.30.0130.03710.34
5.1.20.0130.03710.48
5.1.10.0200.03010.05
5.1.00.0070.04310.09
5.0.50.0100.0338.61
5.0.40.0170.0338.47
5.0.30.0130.0538.24
5.0.20.0100.0278.19
5.0.10.0100.0278.37
5.0.00.0070.0438.28
4.4.90.0030.0276.57
4.4.80.0130.0136.57
4.4.70.0030.0236.57
4.4.60.0030.0236.57
4.4.50.0070.0206.57
4.4.40.0100.0406.57
4.4.30.0100.0176.57
4.4.20.0070.0306.57
4.4.10.0030.0236.57
4.4.00.0130.0276.57
4.3.110.0100.0236.57
4.3.100.0030.0306.57
4.3.90.0000.0276.57
4.3.80.0100.0306.57
4.3.70.0030.0236.57
4.3.60.0170.0106.57
4.3.50.0070.0236.57
4.3.40.0070.0406.57
4.3.30.0030.0276.57
4.3.20.0030.0306.57
4.3.10.0100.0236.57
4.3.00.0130.0277.12

preferences:
61.14 ms | 401 KiB | 5 Q