3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(&$a); function fill (&$a, $i = 3) { if (!$i--) return; foreach ($a as &$tmp) { $tmp = array($tmp ,&$a); //var_dump($a); fill($tmp, $i); } } fill($a);

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)
8.3.60.0230.12980.86
8.3.50.0810.18880.46
8.3.40.0400.04446.59
8.3.30.0290.04646.83
8.3.20.0160.02348.26
8.3.10.0200.01049.88
8.3.00.0180.01448.58
8.2.180.0500.19380.50
8.2.170.0440.04748.96
8.2.160.0230.03950.45
8.2.150.0170.02448.57
8.2.140.0140.02449.07
8.2.130.0070.03550.28
8.2.120.0190.02647.38
8.2.110.0170.03150.54
8.2.100.0300.04747.34
8.2.90.0170.03648.92
8.2.80.0110.04447.63
8.2.70.0160.04647.25
8.2.60.0300.03047.41
8.2.50.0160.03947.38
8.2.40.0130.04348.09
8.2.30.0100.04847.73
8.2.20.0130.04247.36
8.2.10.0070.04347.32
8.2.00.0190.03947.42
8.1.280.0740.08479.88
8.1.270.0280.00752.11
8.1.260.0230.01949.00
8.1.250.0400.01751.98
8.1.240.0070.01852.29
8.1.230.0360.01648.66
8.1.220.0160.01647.29
8.1.210.0260.01046.98
8.1.200.0140.02747.10
8.1.190.0270.01747.04
8.1.180.0220.01147.11
8.1.170.0180.01448.19
8.1.160.0160.01651.73
8.1.150.0100.02748.23
8.1.140.0290.01347.11
8.1.130.0260.01047.45
8.1.120.0230.01347.04
8.1.110.0100.02447.03
8.1.100.0110.02247.13
8.1.90.0100.02447.05
8.1.80.0100.02047.11
8.1.70.0140.01847.13
8.1.60.0200.03647.18
8.1.50.0150.02347.10
8.1.40.0140.02447.25
8.1.30.0100.03447.13
8.1.20.0070.02947.31
8.1.10.0270.07481.23
8.1.00.0300.07481.16
8.0.300.0300.05380.66
8.0.290.0240.05580.66
8.0.280.0310.06181.86
8.0.270.0400.05380.66
8.0.260.0390.05980.21
8.0.250.0260.05980.36
8.0.240.0360.06580.48
8.0.230.0260.06280.33
8.0.220.0430.05380.22
8.0.210.0170.06580.38
8.0.200.0230.06280.32
8.0.190.0200.10880.37
8.0.180.0470.06480.36
8.0.170.0370.07780.31
8.0.160.0390.07580.32
8.0.150.0330.07380.35
8.0.140.0370.09480.39
8.0.130.0970.210136.81
8.0.120.0260.07880.41
8.0.110.0160.08280.32
8.0.100.0240.09480.19
8.0.90.0130.08580.18
8.0.80.0610.18580.37
8.0.70.0330.06780.42
8.0.60.0200.07480.28
8.0.50.0300.06680.34
8.0.30.0750.16780.61
8.0.20.0870.17580.52
8.0.10.0160.08280.47
8.0.00.0680.15180.04
7.4.330.0160.06277.32
7.4.320.0260.05579.98
7.4.300.0330.06280.02
7.4.290.0300.07079.94
7.4.280.0400.06779.83
7.4.270.0270.08480.02
7.4.260.0310.07679.90
7.4.250.0200.09079.81
7.4.240.0290.07279.92
7.4.230.0100.08580.09
7.4.220.0470.15080.09
7.4.210.0620.14579.96
7.4.200.0260.07279.88
7.4.190.0170.08079.97
7.4.160.0750.10779.98
7.4.150.0870.11180.00
7.4.140.0740.13779.98
7.4.130.0840.13980.12
7.4.120.0610.13780.01
7.4.110.0600.13679.98
7.4.100.0780.13779.88
7.4.90.0590.14180.03
7.4.80.0710.13479.91
7.4.70.0660.16679.85
7.4.60.0620.15079.90
7.4.50.0130.07680.05
7.4.40.0370.09679.79
7.4.30.0680.15579.80
7.4.00.0340.10478.43
7.3.330.0430.182136.66
7.3.320.0430.193136.77
7.3.310.0200.07379.75
7.3.300.0260.07379.72
7.3.290.0570.13179.68
7.3.280.0620.16179.70
7.3.270.0590.15779.99
7.3.260.0600.13379.94
7.3.250.0830.16679.73
7.3.240.0610.14279.87
7.3.230.0890.15879.88
7.3.210.0680.15779.82
7.3.200.0650.17879.94
7.3.190.0540.17379.86
7.3.180.0730.12979.95
7.3.170.0890.14079.84
7.3.160.0570.13179.97
7.3.120.0440.09178.36
7.2.330.0320.06747.33
7.2.320.0380.11447.09
7.2.310.0340.06447.33
7.2.300.0490.05347.06
7.2.290.0440.05447.15
7.2.60.0700.05046.53
7.2.00.0070.02141.68
7.1.200.0240.05446.18
7.1.100.4410.04139.90
7.1.70.0140.04439.09
7.1.60.0130.04339.33
7.1.50.0060.06847.07
7.1.00.0100.12352.66
7.0.200.0370.03038.83
7.0.140.0100.11352.48
7.0.90.3900.08050.65
7.0.80.4630.09050.63
7.0.70.4230.10350.66
7.0.60.4700.12350.76
7.0.50.3930.06351.09
7.0.40.0100.07028.32
7.0.30.0070.07028.36
7.0.20.0130.07328.31
7.0.10.0030.09328.31
7.0.00.0100.06328.37
5.6.280.0130.16352.13
5.6.230.0370.17351.63
5.6.220.0170.16351.70
5.6.210.0170.16351.67
5.6.200.0170.10752.14
5.6.190.0170.13352.11
5.6.180.0130.11751.97
5.6.170.0170.12052.15
5.6.160.0100.11752.15
5.6.150.0130.11352.17
5.6.140.0130.16352.16
5.6.130.0230.13752.14
5.6.120.0200.13352.01
5.6.110.0270.16752.18
5.6.100.0200.15352.11
5.6.90.0100.16752.11
5.6.80.0130.10751.57
5.6.70.0200.14051.45
5.6.60.0100.13351.43
5.6.50.0270.11051.35
5.6.40.0130.17051.51
5.6.30.0270.12051.34
5.6.20.0270.15051.45
5.6.10.0170.16751.45
5.6.00.0130.16351.49
5.5.370.0470.19068.57
5.5.360.0200.26068.63
5.5.350.0300.22368.54
5.5.340.0130.15768.90
5.5.330.0100.18068.96
5.5.320.0200.15368.90
5.5.310.0200.17368.90
5.5.300.0170.23068.84
5.5.290.0400.22068.86
5.5.280.0200.17369.02
5.5.270.0170.25768.85
5.5.260.0200.18068.99
5.5.250.0330.25068.77
5.5.240.0070.18068.28
5.5.230.0170.25068.30
5.5.220.0430.26068.32
5.5.210.0070.25768.27
5.5.200.0130.24368.38
5.5.190.0230.20068.25
5.5.180.0130.24368.25
5.5.160.0270.22768.39
5.5.150.0200.19368.25
5.5.140.0430.17068.39
5.5.130.0270.21768.36
5.5.120.0200.16768.25
5.5.110.0170.22068.29
5.5.100.0130.19368.20
5.5.90.0130.16368.28
5.5.80.0330.22068.29
5.5.70.0300.23368.13
5.5.60.0200.20768.16
5.5.50.0270.21068.18
5.5.40.0200.23368.21
5.5.30.0130.22368.12
5.5.20.0270.21768.05
5.5.10.0330.25368.07
5.5.00.0430.23068.10
5.4.450.0300.38091.77
5.4.440.0270.41391.65
5.4.430.0270.35791.75
5.4.420.0270.40391.76
5.4.410.0270.39791.60
5.4.400.0270.39391.41
5.4.390.0230.40391.33
5.4.380.0470.40091.59
5.4.370.0200.47391.49
5.4.360.0530.44791.41
5.4.350.0330.36791.49
5.4.340.0300.40091.41
5.4.320.0330.46391.41
5.4.310.0270.46391.59
5.4.300.0200.44091.42
5.4.290.0300.43091.44
5.4.280.0400.40391.47
5.4.270.0330.39791.39
5.4.260.0200.40091.44
5.4.250.0330.42791.25
5.4.240.0270.35391.41
5.4.230.0300.45091.42
5.4.220.0200.39791.59
5.4.210.0300.40391.22
5.4.200.0400.40091.23
5.4.190.0200.37391.32
5.4.180.0200.47391.42
5.4.170.0200.44791.28
5.4.160.0400.45391.38
5.4.150.0170.40391.22
5.4.140.0370.45788.72
5.4.130.0330.45088.91
5.4.120.0370.37088.76
5.4.110.0370.39788.92
5.4.100.0300.41788.92
5.4.90.0270.40388.67
5.4.80.0600.39388.70
5.4.70.0130.42788.71
5.4.60.0430.37788.73
5.4.50.0230.40388.67
5.4.40.0270.39788.72
5.4.30.0730.40088.86
5.4.20.0270.45088.82
5.4.10.0430.40088.87
5.4.00.0300.44088.27
5.3.290.0330.41380.47
5.3.280.0170.45380.38
5.3.270.0370.42380.36
5.3.260.0270.42080.44
5.3.250.0330.41080.54
5.3.240.0370.43080.45
5.3.230.0200.45080.50
5.3.220.0200.37380.37
5.3.210.0300.39780.48
5.3.200.0330.41380.41
5.3.190.0800.36780.51
5.3.180.0270.40080.32
5.3.170.0270.42380.38
5.3.160.0230.43380.27
5.3.150.0230.41380.32
5.3.140.0230.35080.39
5.3.130.0230.41380.30
5.3.120.0230.36380.39
5.3.110.0230.45380.41
5.3.100.0300.42379.88
5.3.90.0200.46779.93
5.3.80.0330.45379.78
5.3.70.0170.46079.73
5.3.60.0270.40379.68
5.3.50.0300.47379.69
5.3.40.0430.45079.69
5.3.30.0300.46379.64
5.3.20.0370.45779.45
5.3.10.0200.40779.51
5.3.00.0100.42079.40
5.2.170.0270.15374.87
5.2.160.0170.15774.91
5.2.150.0400.20074.84
5.2.140.0430.19374.71
5.2.130.0170.18074.80
5.2.120.0270.14374.80
5.2.110.0300.18774.77
5.2.100.0300.11075.70
5.2.90.0070.14774.70
5.2.80.0330.20374.78
5.2.70.0230.12374.79
5.2.60.0100.14375.69
5.2.50.0230.21774.74
5.2.40.0200.17074.68
5.2.30.0300.21374.73
5.2.20.0230.23074.61
5.2.10.0400.14774.58
5.2.00.2231.040278.40
5.1.60.2971.087402.93
5.1.50.3131.160434.59
5.1.40.2801.213455.04
5.1.30.3731.307696.63
5.1.20.4101.733703.16
5.1.10.5931.717703.50
5.1.00.4531.503559.20
5.0.50.2931.680359.75
5.0.40.3101.827366.00
5.0.30.3932.010519.23
5.0.20.3431.990528.80
5.0.10.4572.003500.48
5.0.00.3272.113462.98
4.4.90.0030.01313.60
4.4.80.0000.03713.60
4.4.70.0130.02713.60
4.4.60.0000.01713.60
4.4.50.0070.03013.60
4.4.40.0000.02313.60
4.4.30.0030.02313.60
4.4.20.0030.03713.60
4.4.10.0030.03313.60
4.4.00.0030.05713.60
4.3.110.0000.03713.60
4.3.100.0030.03313.60
4.3.90.0000.01713.60
4.3.80.0030.05013.60
4.3.70.0030.03313.60
4.3.60.0030.02713.60
4.3.50.0030.03313.60
4.3.40.0000.04713.60
4.3.30.0000.02013.60
4.3.20.0000.02313.60
4.3.10.0030.02713.60
4.3.00.0000.03713.60

preferences:
46.57 ms | 401 KiB | 5 Q