3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('a', 'b', 'c'); function nestArray($arr) { return array(array_shift($arr) => nestArray($arr)); } var_dump(nestArray($array));

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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)
7.4.10.0400.04778.26
7.4.00.0490.02278.18
7.3.130.0400.04777.87
7.3.120.0200.04278.25
7.3.110.0500.03677.88
7.3.100.0240.03777.91
7.3.90.0370.02778.14
7.3.80.0470.01078.07
7.3.70.0360.02378.09
7.3.60.0370.02078.05
7.3.50.0250.03278.14
7.3.40.0330.03077.86
7.3.30.0370.03478.06
7.3.20.0140.02878.71
7.3.10.1050.02778.36
7.3.00.1110.01878.33
7.2.260.0460.03378.24
7.2.250.0320.04078.44
7.2.240.0380.01778.26
7.2.230.0490.01378.15
7.2.220.0560.02678.11
7.2.210.0460.01378.20
7.2.200.0360.02678.03
7.2.190.0310.02778.14
7.2.180.0200.03977.97
7.2.170.0270.03378.30
7.2.160.0300.03777.89
7.2.150.0200.02078.72
7.2.140.0230.02378.55
7.2.130.1430.02578.56
7.2.120.0920.02378.47
7.2.110.1430.02278.75
7.2.100.0420.02078.76
7.2.90.1010.02678.72
7.2.80.1450.02078.60
7.2.70.0900.03078.61
7.2.60.1520.02178.66
7.2.50.2130.02678.54
7.2.40.1350.03178.54
7.2.30.1030.03078.77
7.2.20.0580.02778.51
7.2.10.1200.03478.60
7.2.00.1570.03678.52
7.1.330.0070.05177.74
7.1.320.0320.03277.71
7.1.310.0070.05377.48
7.1.300.0260.03377.56
7.1.290.0230.03977.56
7.1.280.0510.02677.85
7.1.270.0200.03977.73
7.1.260.0230.04077.83
7.1.250.1090.04277.50
7.1.240.0300.03677.79
7.1.230.0300.02777.80
7.1.220.0110.04777.46
7.1.210.0230.06077.75
7.1.200.0850.02677.78
7.1.190.0240.04977.48
7.1.180.0180.05377.77
7.1.170.0220.04577.86
7.1.160.0340.04677.60
7.1.150.0330.05177.81
7.1.140.0400.04377.49
7.1.130.0450.04577.54
7.1.120.0320.05677.71
7.1.110.0450.03977.83
7.1.100.0450.04277.80
7.1.90.0420.04677.56
7.1.80.0440.04477.55
7.1.70.0430.03778.25
7.1.60.0400.03878.21
7.1.50.0240.01754.94
7.1.40.0500.05377.53
7.1.30.0390.05677.77
7.1.20.0140.00711.57
7.1.10.0480.05277.77
7.1.00.0220.07280.95
7.0.330.0290.02377.19
7.0.320.2500.03677.47
7.0.310.0490.03977.54
7.0.300.0250.04177.42
7.0.290.0350.03977.15
7.0.280.0230.04677.44
7.0.270.0180.05577.34
7.0.260.0350.04677.56
7.0.250.0240.05977.59
7.0.240.0210.00412.69
7.0.230.0330.04877.36
7.0.220.0450.04977.38
7.0.210.0530.04077.28
7.0.200.6950.03577.76
7.0.190.0370.04777.45
7.0.180.0610.02977.24
7.0.170.0690.03777.35
7.0.160.0250.05077.47
7.0.150.0200.00311.57
7.0.140.0320.07080.67
7.0.130.0380.05077.55
7.0.120.0380.03877.51
7.0.110.0310.04577.45
7.0.100.0490.05677.13
7.0.90.0290.03977.27
7.0.80.0300.05477.15
7.0.70.0500.04177.39
7.0.60.0320.06180.45
7.0.50.0250.03348.26
7.0.40.0240.07516.70
7.0.30.0340.04916.78
7.0.20.0300.04416.89
7.0.10.0320.06716.70
7.0.00.0190.06716.90
5.6.400.0200.07079.51
5.6.390.0330.05379.34
5.6.380.0520.05079.18
5.6.370.0210.06879.61
5.6.360.0320.07979.04
5.6.350.0450.05979.51
5.6.340.0480.05479.44
5.6.330.0180.00911.57
5.6.320.0230.00211.57
5.6.310.0450.06379.09
5.6.300.0420.07479.37
5.6.290.0410.06479.22
5.6.280.0410.08182.55
5.6.270.0410.07579.29
5.6.260.0400.06779.25
5.6.250.0420.06479.51
5.6.240.0380.06479.28
5.6.230.0350.06679.41
5.6.220.0300.07179.46
5.6.210.0320.06282.21
5.6.200.0170.07881.07
5.6.190.0270.07982.34
5.6.180.0430.06182.20
5.6.170.0430.09382.38
5.6.160.0350.09182.24
5.6.150.0370.06781.20
5.6.140.0450.09281.24
5.6.130.0350.06781.10
5.6.120.0300.08482.66
5.6.110.0420.09982.55
5.6.100.0440.05982.65
5.6.90.0380.08382.63
5.6.80.0380.06882.28
5.6.70.1810.05682.26
5.6.60.0500.04379.08
5.6.50.0510.06179.34
5.6.40.0480.05979.13
5.6.30.0460.05979.38
5.6.20.0530.05879.13
5.6.10.0490.05679.27
5.6.00.0630.05978.93
5.5.380.0440.06179.20
5.5.370.0520.06079.21
5.5.360.0430.07279.37
5.5.350.0470.06182.26
5.5.340.0280.08681.00
5.5.330.0360.06282.15
5.5.320.0430.09482.10
5.5.310.0500.08682.11
5.5.300.0280.08180.88
5.5.290.0320.06780.96
5.5.280.0430.08482.37
5.5.270.0340.07082.52
5.5.260.0350.09282.56
5.5.250.0390.08282.18
5.5.240.0550.07282.17
5.5.230.0360.07178.93
5.5.220.0450.06279.11
5.5.210.0650.04879.30
5.5.200.0320.06578.93
5.5.190.0320.06879.31
5.5.180.0430.05778.99
5.5.170.0550.06279.25
5.5.160.0300.08479.00
5.5.150.0420.06279.13
5.5.140.0480.05879.21
5.5.130.0400.06079.17
5.5.120.0270.07878.94
5.5.110.0410.05578.82
5.5.100.0460.08079.11
5.5.90.0540.05778.98
5.5.80.0510.06479.20
5.5.70.0430.06279.05
5.5.60.0480.06278.85
5.5.50.0400.05679.13
5.5.40.0360.05979.05
5.5.30.0430.05679.27
5.5.20.0340.06479.23
5.5.10.0300.07779.07
5.5.00.0380.06879.08
5.4.450.0570.08280.26
5.4.440.0500.08980.04
5.4.430.0520.07780.14
5.4.420.1250.03180.23
5.4.410.0980.02680.16
5.4.400.0960.04180.00
5.4.390.0940.02779.96
5.4.380.0920.02779.82
5.4.370.1190.03579.95
5.4.360.0910.03379.84
5.4.350.1000.02679.91
5.4.340.0390.07076.44
5.4.330.0250.07275.81
5.4.320.0200.07676.74
5.4.310.0330.06476.76
5.4.300.0340.05976.88
5.4.290.0290.07176.69
5.4.280.0310.06676.70
5.4.270.0350.06276.75
5.4.260.0310.07276.64
5.4.250.0290.07176.72
5.4.240.0240.06776.74
5.4.230.0330.06676.72
5.4.220.0310.07276.73
5.4.210.0340.06076.73
5.4.200.0270.07576.63
5.4.190.0360.05976.70
5.4.180.0310.06876.76
5.4.170.0420.06476.73
5.4.160.0350.06076.74
5.4.150.0350.06276.76
5.4.140.0270.06776.54
5.4.130.0280.06476.39
5.4.120.0330.06276.40
5.4.110.0230.07476.62
5.4.100.0220.07176.38
5.4.90.0250.07176.36
5.4.80.0230.07976.43
5.4.70.0190.07076.50
5.4.60.0250.07576.58
5.4.50.0340.06676.54
5.4.40.0270.07176.52
5.4.30.0330.07476.57
5.4.20.0330.07076.41
5.4.10.0390.05676.53
5.4.00.0350.06476.30
5.3.290.0260.07776.28
5.3.280.0250.07476.20
5.3.270.0150.08376.21
5.3.260.0210.07876.21
5.3.250.0330.08576.22
5.3.240.0230.08076.21
5.3.230.0220.07476.21
5.3.220.0300.07976.18
5.3.210.0300.06776.18
5.3.200.0330.08276.18
5.3.190.0250.07276.18
5.3.180.0210.06976.18
5.3.170.0320.07976.17
5.3.160.0250.07976.18
5.3.150.0260.08076.18
5.3.140.0340.07676.17
5.3.130.0260.08076.15
5.3.120.0380.07976.16
5.3.110.0280.08076.16
5.3.100.0310.10576.43
5.3.90.0320.08975.63
5.3.80.0470.09475.61
5.3.70.0270.08475.62
5.3.60.0310.08275.60
5.3.50.0320.10375.55
5.3.40.0270.07475.55
5.3.30.0270.06675.52
5.3.20.0210.07675.29
5.3.10.0270.06575.25
5.3.00.0230.07675.24
5.2.170.0180.04925.13
5.2.160.0090.03825.13
5.2.150.0080.03925.13
5.2.140.0140.03425.13
5.2.130.0100.03525.08
5.2.120.0120.03325.08
5.2.110.0060.04325.09
5.2.100.0110.03425.09
5.2.90.0130.03725.09
5.2.80.0120.03625.07
5.2.70.0090.03625.08
5.2.60.0110.03525.04
5.2.50.0100.03825.00
5.2.40.0150.03324.98
5.2.30.0080.04324.95
5.2.20.0100.03924.94
5.2.10.0130.03726.18
5.2.00.0120.05124.71
5.1.60.0140.03526.63
5.1.50.0080.03526.63
5.1.40.0130.03026.62
5.1.30.0130.03026.95
5.1.20.0090.03526.98
5.1.10.0100.03526.70
5.1.00.0120.03226.70
5.0.50.0120.02924.58
5.0.40.0070.03324.43
5.0.30.0100.04124.25
5.0.20.0120.02824.22
5.0.10.0170.02824.20
5.0.00.0130.04939.77
4.4.90.0090.02514.43
4.4.80.0060.02014.40
4.4.70.0060.01714.40
4.4.60.0080.01914.41
4.4.50.0060.01814.42
4.4.40.0070.02514.41
4.4.30.0050.01814.41
4.4.20.0070.01614.46
4.4.10.0080.01514.47
4.4.00.0100.02814.40
4.3.110.0070.02417.46
4.3.100.0050.02217.18
4.3.90.0050.02117.16
4.3.80.0070.03422.76
4.3.70.0060.01917.15
4.3.60.0140.01617.15
4.3.50.0090.02017.14
4.3.40.0080.03218.19
4.3.30.0090.01917.00
4.3.20.0040.01912.99
4.3.10.0050.02116.93
4.3.00.0100.03318.09

preferences:
43.57 ms | 401 KiB | 5 Q