3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(&$a); while (1) { foreach ($a as &$tmp) { $tmp = array($tmp, &$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)
8.3.60.0600.12081.15
8.3.50.0930.14180.30
8.3.40.0490.01646.54
8.3.30.0360.03647.91
8.3.20.0400.01748.20
8.3.10.0130.00648.43
8.3.00.0130.01648.86
8.2.180.1050.15180.50
8.2.170.0510.01048.97
8.2.160.0230.03750.13
8.2.150.0210.01448.73
8.2.140.0450.02148.54
8.2.130.0160.01350.38
8.2.120.0070.01748.06
8.2.110.0140.02450.59
8.2.100.0300.02649.09
8.2.90.0160.03548.80
8.2.80.0100.03548.91
8.2.70.0280.02547.38
8.2.60.0130.03347.80
8.2.50.0230.02347.38
8.2.40.0270.02348.00
8.2.30.0130.03647.96
8.2.20.0190.02947.52
8.2.10.0170.02747.42
8.2.00.0140.03147.32
8.1.280.0440.07882.05
8.1.270.0170.01748.71
8.1.260.0210.00752.13
8.1.250.0090.01652.13
8.1.240.0130.01052.34
8.1.230.0370.01348.79
8.1.220.0100.02147.28
8.1.210.0100.02046.98
8.1.200.0200.02047.00
8.1.190.0130.01647.05
8.1.180.0110.02148.55
8.1.170.0170.01448.27
8.1.160.0200.01351.65
8.1.150.0100.02348.13
8.1.140.0170.01346.98
8.1.130.0150.01847.34
8.1.120.0060.02247.00
8.1.110.0130.02047.19
8.1.100.0070.02246.84
8.1.90.0070.02046.99
8.1.80.0130.01647.16
8.1.70.0210.00746.91
8.1.60.0190.01947.27
8.1.50.0160.02046.93
8.1.40.0040.02847.07
8.1.30.0190.01346.95
8.1.20.0200.01346.98
8.1.10.0260.05681.01
8.1.00.0270.06180.93
8.0.300.0110.06780.72
8.0.290.0320.04680.68
8.0.280.0230.06281.83
8.0.270.0260.04980.52
8.0.260.0270.05080.14
8.0.250.0300.04780.34
8.0.240.0270.06080.26
8.0.230.0200.06080.33
8.0.220.0270.05280.22
8.0.210.0170.05680.11
8.0.200.0170.06480.21
8.0.190.0360.06280.20
8.0.180.0260.06280.11
8.0.170.0230.07380.29
8.0.160.0200.06380.36
8.0.150.0160.06580.27
8.0.140.0200.06180.12
8.0.130.0530.140136.79
8.0.120.0360.05580.30
8.0.110.0240.06180.19
8.0.100.0170.06680.28
8.0.90.0170.06180.20
8.0.80.0470.09480.30
8.0.70.0170.07780.24
8.0.60.0170.06280.19
8.0.50.0260.05380.27
8.0.30.0640.11980.22
8.0.20.0830.08780.32
8.0.10.0170.06680.39
8.0.00.0690.10480.24
7.4.330.0270.05076.60
7.4.320.0200.05779.79
7.4.300.0230.06379.75
7.4.290.0200.06079.88
7.4.280.0200.06579.88
7.4.270.0330.06079.80
7.4.260.0290.05579.88
7.4.250.0200.07579.73
7.4.240.0150.06679.87
7.4.230.0270.05479.71
7.4.220.0800.11679.82
7.4.210.0550.10179.90
7.4.200.0300.05379.92
7.4.190.0160.06679.85
7.4.160.0710.08179.76
7.4.150.0890.08679.84
7.4.140.0780.10579.93
7.4.130.0570.10579.99
7.4.120.0690.09379.84
7.4.110.0580.11379.82
7.4.100.0660.09780.00
7.4.90.0760.08880.03
7.4.80.0500.13080.00
7.4.70.0760.09579.71
7.4.60.0650.09879.66
7.4.50.0130.04479.94
7.4.40.0240.08579.77
7.4.30.0590.10479.90
7.4.10.0400.11378.10
7.4.00.0320.09778.14
7.3.330.0370.147136.60
7.3.320.0500.156136.62
7.3.310.0310.06179.72
7.3.300.0130.06679.45
7.3.290.0610.08179.63
7.3.280.0580.10379.65
7.3.270.0670.11479.69
7.3.260.0630.12580.16
7.3.250.0770.09279.77
7.3.240.0590.10579.86
7.3.230.0780.09379.61
7.3.210.0840.15279.93
7.3.200.0560.11379.96
7.3.190.0720.09579.53
7.3.180.0780.11080.16
7.3.170.0490.10879.84
7.3.160.0790.08679.89
7.3.130.0470.10378.33
7.3.120.0460.08478.16
7.3.110.0360.10277.96
7.3.100.0290.09177.91
7.3.90.0400.08178.29
7.3.80.0430.07978.36
7.3.70.0420.06978.29
7.3.60.0370.08178.30
7.3.50.0320.08178.18
7.3.40.0370.08478.36
7.3.30.0230.07860.14
7.3.20.0330.06660.98
7.3.10.0970.05960.79
7.3.00.0180.06160.82
7.2.330.0440.05846.92
7.2.320.0400.09647.13
7.2.310.0200.07946.97
7.2.300.0260.07846.89
7.2.290.0330.06646.98
7.2.260.0230.11645.58
7.2.250.0160.10245.45
7.2.240.0230.09445.39
7.2.230.0270.07745.42
7.2.220.0200.08945.47
7.2.210.0170.08645.24
7.2.200.0070.07345.10
7.2.190.0240.07845.41
7.2.180.0330.06345.09
7.2.170.0240.07345.61
7.2.160.0230.06945.27
7.2.150.0350.05447.01
7.2.140.0270.05546.98
7.2.130.0120.07246.88
7.2.120.0430.06646.95
7.2.110.0100.05846.84
7.2.100.0220.07347.05
7.2.90.0230.07347.24
7.2.80.0410.06446.95
7.2.70.0290.06847.01
7.2.60.0180.07247.10
7.2.50.0210.06846.95
7.2.40.0410.06246.94
7.2.30.0210.06147.21
7.2.20.0320.07647.14
7.2.10.0200.07447.13
7.2.00.0240.06245.11
7.1.330.0250.07450.25
7.1.320.0070.09649.84
7.1.310.0200.11150.07
7.1.300.0100.09749.71
7.1.290.0130.08550.14
7.1.280.0360.10349.86
7.1.270.0230.09150.00
7.1.260.0200.09249.83
7.1.250.0360.10249.97
7.1.240.0330.07949.98
7.1.230.0360.07550.16
7.1.220.0260.07249.81
7.1.210.0290.09850.07
7.1.200.0190.06349.96
7.1.190.0460.06550.19
7.1.180.0370.09650.10
7.1.170.0190.10049.73
7.1.160.0190.08249.79
7.1.150.0030.11050.02
7.1.140.0360.08349.91
7.1.130.0300.07849.91
7.1.120.0330.09750.09
7.1.110.2510.09250.00
7.1.100.0630.05242.99
7.1.90.0150.07050.20
7.1.80.0260.09750.02
7.1.70.0260.06246.65
7.1.60.0180.06146.64
7.1.50.0290.07650.54
7.1.40.0370.09349.75
7.1.30.0560.10850.21
7.1.20.0190.09050.00
7.1.10.0390.09550.05
7.1.00.0310.07149.87
7.0.330.0230.10449.41
7.0.320.0170.09749.61
7.0.310.0330.07249.73
7.0.300.0320.08349.82
7.0.290.0290.08349.62
7.0.280.0390.09549.68
7.0.270.0130.08249.38
7.0.260.0320.09449.57
7.0.250.0100.08049.86
7.0.240.1850.08549.77
7.0.230.0140.08349.75
7.0.220.0330.09749.82
7.0.210.0740.09149.70
7.0.200.0190.07146.25
7.0.190.0350.09149.59
7.0.180.0350.09249.75
7.0.170.0310.09349.79
7.0.160.0200.11749.67
7.0.150.0210.08549.71
7.0.140.0180.08549.72
7.0.130.0160.08349.59
7.0.120.0260.09349.65
7.0.110.0320.09649.65
7.0.100.0330.09049.86
7.0.90.0230.09349.71
7.0.80.0140.10449.75
7.0.70.0540.09249.70
7.0.60.0330.08049.72
7.0.50.0350.07649.67
7.0.40.0260.09221.80
7.0.30.0160.10921.74
7.0.20.0190.10221.71
7.0.10.0270.07721.82
7.0.00.0140.08721.84
5.6.400.0160.09545.24
5.6.390.0230.11445.25
5.6.380.0170.11745.27
5.6.370.0130.11045.25
5.6.360.0230.09645.59
5.6.350.0070.10945.66
5.6.340.0300.10645.38
5.6.330.0290.10845.58
5.6.320.0270.09645.64
5.6.310.0270.09745.52
5.6.300.0460.08645.31
5.6.290.0220.09744.87
5.6.280.0300.08945.60
5.6.270.0370.10745.47
5.6.260.0410.10945.51
5.6.250.0280.10445.26
5.6.240.0330.10145.51
5.6.230.0300.08545.40
5.6.220.0270.10345.40
5.6.210.0320.09345.20
5.6.200.0200.10245.55
5.6.190.0280.10645.27
5.6.180.0210.12645.13
5.6.170.0290.10245.35
5.6.160.0230.10445.31
5.6.150.0230.11345.71
5.6.140.0340.10045.41
5.6.130.0200.10745.43
5.6.120.0250.07945.09
5.6.110.0220.09045.17
5.6.100.0280.08745.11
5.6.90.0350.09445.27
5.6.80.0310.08745.33
5.6.70.0250.08845.25
5.6.60.0160.12745.48
5.6.50.0170.12945.12
5.6.40.0300.08145.16
5.6.30.0260.10745.33
5.6.20.0280.12145.39
5.6.10.0480.08345.34
5.6.00.0260.10245.38
5.5.380.0350.09345.17
5.5.370.0230.09045.19
5.5.360.0280.09445.02
5.5.350.0440.10245.50
5.5.340.0310.11045.11
5.5.330.0220.10345.11
5.5.320.0230.09645.44
5.5.310.0250.09945.53
5.5.300.0230.09945.21
5.5.290.0330.08944.96
5.5.280.0240.08845.46
5.5.270.0420.07845.37
5.5.260.0360.08044.90
5.5.250.0320.08945.30
5.5.240.0290.09645.08
5.5.230.0160.09845.57
5.5.220.0230.10145.46
5.5.210.0330.08545.45
5.5.200.0340.09345.13
5.5.190.0340.10644.96
5.5.180.0290.10145.31
5.5.170.0280.09845.09
5.5.160.0220.09145.35
5.5.150.0320.08645.31
5.5.140.0200.12245.40
5.5.130.0380.09445.27
5.5.120.0240.10445.18
5.5.110.0160.12345.29
5.5.100.0320.11245.43
5.5.90.0240.10845.31
5.5.80.0390.10345.17
5.5.70.0170.12245.22
5.5.60.0360.08345.25
5.5.50.0250.08245.38
5.5.40.0240.09445.37
5.5.30.0310.10245.37
5.5.20.0210.11945.36
5.5.10.0320.10945.32
5.5.00.0200.12045.25
5.4.450.0270.14053.65
5.4.440.0410.14553.63
5.4.430.0290.14953.78
5.4.420.0270.15753.68
5.4.410.0360.15253.74
5.4.400.0290.14953.43
5.4.390.0300.12353.51
5.4.380.0530.13853.51
5.4.370.0320.15053.64
5.4.360.0360.14853.50
5.4.350.0340.15353.62
5.4.340.0270.14653.61
5.4.330.0170.08742.13
5.4.320.0230.15053.42
5.4.310.0290.13453.50
5.4.300.0380.14753.66
5.4.290.0320.15053.65
5.4.280.0280.13953.52
5.4.270.0350.12953.42
5.4.260.0290.16353.50
5.4.250.0450.13353.41
5.4.240.0290.15153.47
5.4.230.0260.14453.46
5.4.220.0290.16053.54
5.4.210.0320.12453.67
5.4.200.0280.12853.56
5.4.190.0320.13753.45
5.4.180.0300.15153.62
5.4.170.0430.14153.46
5.4.160.0280.14353.41
5.4.150.0320.16253.44
5.4.140.0260.15552.19
5.4.130.0350.15652.07
5.4.120.0260.15552.24
5.4.110.0370.14952.26
5.4.100.0230.14552.28
5.4.90.0440.15652.26
5.4.80.0320.16552.20
5.4.70.0300.14952.16
5.4.60.0230.14452.21
5.4.50.0300.14452.25
5.4.40.0350.14952.12
5.4.30.0380.15552.20
5.4.20.0320.16352.11
5.4.10.0300.13752.12
5.4.00.0350.15451.91
5.3.290.0100.44178.91
5.3.280.0430.44180.83
5.3.270.0300.41780.89
5.3.260.0350.42080.82
5.3.250.0450.43680.91
5.3.240.0380.43480.69
5.3.230.0480.43780.86
5.3.220.0480.43380.79
5.3.210.0490.45580.67
5.3.200.0350.47380.86
5.3.190.0500.47280.82
5.3.180.0460.44380.91
5.3.170.0420.44580.87
5.3.160.0390.44180.85
5.3.150.0480.44380.83
5.3.140.0410.42080.87
5.3.130.0330.46680.77
5.3.120.0340.45780.83
5.3.110.0440.43980.75
5.3.100.0390.44380.45
5.3.90.0360.48580.44
5.3.80.0480.46980.32
5.3.70.0520.47280.29
5.3.60.0430.44680.27
5.3.50.0400.46480.38
5.3.40.0530.45080.43
5.3.30.0380.47780.46
5.3.20.0370.45880.29
5.3.10.0460.42780.04
5.3.00.0460.40280.00

preferences:
38.07 ms | 401 KiB | 5 Q