3v4l.org

run code in 300+ PHP versions simultaneously
<?php function func($input) { static $count = 0; echo (++$count); return preg_replace_callback('/YO\_\{(.+?)\}/s', 'func', $input); } $input = <<<'EOD' YO_{ YO_{ YO_{ McDonalds. } } } EOD; echo func($input);

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)
8.3.70.0500.02541.43
8.3.60.0600.00941.42
8.3.50.0490.02841.70
8.3.40.0440.02743.88
8.3.30.0720.01044.14
8.3.20.0240.01744.91
8.3.10.0130.02645.98
8.3.00.0300.00745.02
8.2.180.0330.01730.13
8.2.170.0360.01332.71
8.2.160.0360.01332.66
8.2.150.0250.00632.64
8.2.140.0260.00732.71
8.2.130.0130.01334.41
8.2.120.0250.00731.48
8.2.110.0240.00636.07
8.2.100.0400.00931.59
8.2.90.0140.01131.50
8.2.80.0220.00731.23
8.2.70.0150.00731.79
8.2.60.0080.01531.55
8.2.50.0200.00331.79
8.2.40.0190.00334.17
8.2.30.0130.00632.00
8.2.20.0130.00731.70
8.2.10.0160.00431.63
8.2.00.0200.00031.75
8.1.280.0310.01431.83
8.1.270.0210.01137.01
8.1.260.0140.01437.84
8.1.250.0260.00337.19
8.1.240.0220.00937.89
8.1.230.0250.01434.28
8.1.220.0100.01432.80
8.1.210.0100.01332.64
8.1.200.0120.01632.48
8.1.190.0210.01232.50
8.1.180.0180.00932.73
8.1.170.0130.01033.61
8.1.160.0140.00737.06
8.1.150.0160.00633.77
8.1.140.0220.00732.71
8.1.130.0160.00632.62
8.1.120.0030.01732.74
8.1.110.0150.00632.60
8.1.100.0130.00632.65
8.1.90.0110.00732.54
8.1.80.0190.00432.67
8.1.70.0120.00932.64
8.1.60.0130.01032.89
8.1.50.0190.00332.68
8.1.40.0070.01432.83
8.1.30.0120.01232.80
8.1.20.0170.00732.86
8.1.10.0200.00332.75
8.1.00.0200.00332.72
8.0.300.0100.01034.32
8.0.290.0180.00931.25
8.0.280.0150.00732.91
8.0.270.0130.00731.81
8.0.260.0100.01031.57
8.0.250.0030.01931.68
8.0.240.0160.00931.69
8.0.230.0140.00431.54
8.0.220.0160.00331.68
8.0.210.0140.00431.63
8.0.200.0200.00031.73
8.0.190.0140.01131.59
8.0.180.0200.00031.55
8.0.170.0130.00931.63
8.0.160.0140.00731.64
8.0.150.0170.00731.67
8.0.140.0160.01031.55
8.0.130.0170.00728.08
8.0.120.0160.00631.70
8.0.110.0100.01031.59
8.0.100.0060.01231.46
8.0.90.0070.01531.42
8.0.80.0430.02731.48
8.0.70.0150.00331.48
8.0.60.0140.00731.44
8.0.50.0100.01031.59
8.0.30.0770.03031.81
8.0.20.0500.03631.70
8.0.10.0070.01131.68
8.0.00.0550.02531.66
7.4.330.0170.00029.98
7.4.320.0100.01031.89
7.4.300.0000.02031.80
7.4.290.0100.01031.94
7.4.280.0130.01031.91
7.4.270.0160.00631.75
7.4.260.0160.00731.97
7.4.250.0170.00731.80
7.4.240.0110.01131.86
7.4.230.0050.01431.94
7.4.220.0420.05131.80
7.4.210.0320.03531.91
7.4.200.0120.00632.02
7.4.190.0040.01532.07
7.4.160.0420.03231.89
7.4.150.0410.04831.80
7.4.140.0570.03631.89
7.4.130.0530.03831.90
7.4.120.0510.02931.93
7.4.110.0400.05531.87
7.4.100.0440.04131.75
7.4.90.0470.03431.88
7.4.80.0580.02631.92
7.4.70.0540.04731.72
7.4.60.0420.04231.92
7.4.50.0090.01231.78
7.4.40.0280.00631.80
7.4.30.0430.02531.88
7.4.00.0170.02130.07
7.3.330.0170.01029.00
7.3.320.0070.01428.86
7.3.310.0210.00631.94
7.3.300.0100.01331.91
7.3.290.0230.04031.94
7.3.280.0370.04331.90
7.3.270.0400.04031.95
7.3.260.0610.01931.93
7.3.250.0550.04732.00
7.3.240.0460.04332.07
7.3.230.0650.05832.01
7.3.210.0490.03532.05
7.3.200.0560.03732.02
7.3.190.0550.04032.13
7.3.180.0380.02932.02
7.3.170.0420.03032.20
7.3.160.0330.03631.86
7.3.120.0200.02330.52
7.2.330.0440.02330.34
7.2.320.0370.04730.39
7.2.310.0430.02330.26
7.2.300.0340.04130.13
7.2.290.0350.02530.39
7.2.60.0180.01129.01
7.2.00.0130.01631.43
7.1.200.0070.01827.64
7.1.100.0070.01530.39
7.1.70.0100.01329.11
7.1.60.0070.02529.58
7.1.50.0270.02029.21
7.1.00.0230.07034.19
7.0.200.0210.00729.07
7.0.140.0170.07734.03
7.0.60.0200.06033.13
7.0.50.0270.07330.98
7.0.40.0170.07027.91
7.0.30.0470.04327.75
7.0.20.0330.09327.69
7.0.10.0170.08727.79
7.0.00.0070.05027.69
5.6.280.0230.12339.25
5.6.210.0530.07738.85
5.6.200.0200.09336.26
5.6.190.0330.09338.50
5.6.180.0770.08038.58
5.6.170.0530.10338.52
5.6.160.0230.10338.46
5.6.150.0130.07336.25
5.6.140.0170.10336.19
5.6.130.0230.06336.09
5.6.120.0200.10739.13
5.6.110.0230.10339.09
5.6.100.0230.12339.53
5.6.90.0170.05739.53
5.6.80.0330.09338.96
5.5.350.0270.06338.61
5.5.340.0230.10336.22
5.5.330.0130.05338.46
5.5.320.0200.07738.48
5.5.310.0370.09338.51
5.5.300.0170.08036.23
5.5.290.0070.06736.25
5.5.280.0170.12738.93
5.5.270.0170.08338.92
5.5.260.0300.09739.37
5.5.250.0300.09739.11
5.5.240.0330.09038.65
5.4.450.0530.08738.77
5.4.440.0430.09738.78
5.4.430.0570.09339.05
5.4.420.0570.09339.10
5.4.410.0430.11038.87
5.4.400.1730.00038.24
5.4.390.1400.00038.05
5.4.380.0700.10738.25
5.4.370.0870.09738.25
5.4.360.0870.09338.26
5.4.350.0700.12038.00
5.4.340.1100.09338.07
5.4.320.0320.06932.03
5.4.310.0260.07332.03
5.4.300.0260.07532.03
5.4.290.0310.07332.02
5.4.280.0350.07532.07
5.4.270.0370.05932.06
5.4.260.0330.07338.52
5.4.250.0430.08338.63
5.4.240.0330.09738.54
5.4.230.0430.10038.57
5.4.220.0330.09738.54
5.4.210.0400.09738.40
5.4.200.0200.08738.50
5.4.190.0330.09738.51
5.4.180.0500.08038.25
5.4.170.0470.08338.26
5.4.160.0530.07738.53
5.4.150.0670.11338.50
5.4.140.0370.09335.81
5.4.130.0530.10335.78
5.4.120.0430.09035.78
5.4.110.0230.11036.14
5.4.100.0370.10736.05
5.4.90.0370.10036.03
5.4.80.0600.09036.16
5.4.70.0370.10336.17
5.4.60.0570.10036.12
5.4.50.0730.11736.16
5.4.40.0470.10036.16
5.4.30.0330.10735.95
5.4.20.0670.08736.04
5.4.10.0400.10336.20
5.4.00.0130.11035.24
5.3.290.0340.06733.03
5.3.280.0400.11034.28
5.3.270.0400.08734.34
5.3.260.0430.09734.27
5.3.250.0330.09334.33
5.3.240.0500.06334.33
5.3.230.0530.06034.45
5.3.220.0270.09734.01
5.3.210.0170.08734.03
5.3.200.0430.08334.01
5.3.190.0200.09034.16
5.3.180.0400.12334.07
5.3.170.0300.11034.10
5.3.160.0300.10333.93
5.3.150.0430.10334.08
5.3.140.0430.12034.00
5.3.130.0230.08334.16
5.3.120.0470.08333.93
5.3.110.0330.07334.07
5.3.100.0370.09033.51
5.3.90.0270.08733.80
5.3.80.0330.08333.46
5.3.70.0600.09033.38

preferences:
56.21 ms | 401 KiB | 5 Q