3v4l.org

run code in 300+ PHP versions simultaneously
<?php $value = ['asdf' => [['sdf'], ['']]]; foreach ((array)$value as &$groupSet) { foreach ($groupSet as &$groups) { foreach ($groups as &$group) { } } }

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)
8.3.40.0040.01118.71
8.3.30.0100.00318.89
8.3.20.0040.00420.16
8.3.10.0060.00323.63
8.3.00.0090.00020.79
8.2.170.0070.00722.96
8.2.160.0100.00322.06
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0000.00819.66
8.2.110.0070.00320.47
8.2.100.0060.00617.85
8.2.90.0050.00318.19
8.2.80.0050.00317.97
8.2.70.0000.00817.47
8.2.60.0070.00317.92
8.2.50.0050.00318.07
8.2.40.0000.00819.88
8.2.30.0030.00617.93
8.2.20.0000.00817.68
8.2.10.0000.00818.11
8.2.00.0040.00417.71
8.1.270.0030.00620.73
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0030.00622.24
8.1.230.0040.00720.88
8.1.220.0080.00017.78
8.1.210.0030.00518.82
8.1.200.0000.00917.25
8.1.190.0000.00817.13
8.1.180.0000.00718.10
8.1.170.0000.00818.29
8.1.160.0000.00722.05
8.1.150.0040.00418.84
8.1.140.0050.00217.45
8.1.130.0000.00717.87
8.1.120.0030.00317.48
8.1.110.0000.00817.37
8.1.100.0040.00417.27
8.1.90.0000.00717.46
8.1.80.0040.00417.46
8.1.70.0030.00317.33
8.1.60.0080.00017.43
8.1.50.0040.00417.44
8.1.40.0040.00417.58
8.1.30.0000.00817.67
8.1.20.0050.00317.56
8.1.10.0050.00217.36
8.1.00.0040.00417.26
8.0.300.0000.00820.04
8.0.290.0060.00316.75
8.0.280.0030.00518.43
8.0.270.0040.00417.31
8.0.260.0030.00317.29
8.0.250.0000.00716.88
8.0.240.0030.00616.84
8.0.230.0030.00316.95
8.0.220.0000.00716.80
8.0.210.0000.00716.79
8.0.200.0030.00316.80
8.0.190.0000.00816.83
8.0.180.0000.00816.82
8.0.170.0050.00316.96
8.0.160.0000.00716.98
8.0.150.0000.00716.80
8.0.140.0030.00316.93
8.0.130.0040.00413.33
8.0.120.0090.00016.84
8.0.110.0030.00316.85
8.0.100.0000.00816.91
8.0.90.0000.00716.93
8.0.80.0060.01616.87
8.0.70.0000.00716.78
8.0.60.0000.00816.80
8.0.50.0000.00816.88
8.0.30.0110.01216.98
8.0.20.0120.00717.40
8.0.10.0000.00716.84
8.0.00.0040.01216.68
7.4.330.0060.00015.03
7.4.320.0000.00616.51
7.4.300.0040.00416.44
7.4.290.0000.00716.52
7.4.280.0000.00816.50
7.4.270.0030.00316.35
7.4.260.0050.00516.55
7.4.250.0000.00916.56
7.4.240.0030.00416.45
7.4.230.0030.00316.68
7.4.220.0040.01316.50
7.4.210.0070.00716.60
7.4.200.0050.00216.57
7.4.160.0080.00816.45
7.4.150.0190.00017.40
7.4.140.0080.01017.86
7.4.130.0110.00916.54
7.4.120.0080.01016.45
7.4.110.0160.00716.42
7.4.100.0090.00916.57
7.4.90.0060.00916.51
7.4.80.0120.00416.49
7.4.70.0100.01316.41
7.4.60.0100.01016.48
7.4.50.0000.00816.36
7.4.40.0030.01316.55
7.4.30.0190.00616.63
7.4.00.0080.00814.79
7.3.330.0050.00013.18
7.3.320.0070.00613.17
7.3.310.0070.00016.16
7.3.300.0060.00016.10
7.3.290.0000.00716.28
7.3.280.0090.00816.23
7.3.270.0090.01517.40
7.3.260.0000.01816.50
7.3.250.0100.00716.42
7.3.240.0130.00316.30
7.3.230.0120.00616.39
7.3.210.0090.01316.61
7.3.200.0070.01019.39
7.3.190.0030.01316.46
7.3.180.0070.00716.30
7.3.170.0060.01216.38
7.3.160.0060.01016.34
7.2.330.0070.01016.64
7.2.320.0150.00816.64
7.2.310.0130.00916.59
7.2.300.0130.00316.48
7.2.290.0080.01216.43
7.2.00.0030.01019.25
7.1.200.0060.00315.59
7.1.100.0000.01118.11
7.1.70.0030.00717.05
7.1.60.0110.01419.46
7.1.50.0070.01616.76
7.1.00.0070.07322.44
7.0.200.0240.00714.69
7.0.140.0030.06722.00
7.0.60.0100.08319.93
7.0.50.0070.03717.88
7.0.40.0000.04720.05
7.0.30.0300.07320.01
7.0.20.0270.05020.00
7.0.10.0100.05020.17
7.0.00.0170.06720.20
5.6.210.0100.04720.51
5.6.200.0070.08318.12
5.6.190.0030.04720.77
5.6.180.0270.08320.43
5.6.170.0170.04320.44
5.6.160.0070.05720.49
5.6.150.0070.06018.21
5.6.140.0070.06718.22
5.6.130.0130.04018.18
5.6.120.0130.04720.96
5.6.110.0130.08320.98
5.6.100.0070.04720.96
5.6.90.0130.08321.13
5.6.80.0030.03720.43
5.5.350.0300.07020.43
5.5.340.0030.04017.95
5.5.330.0100.06320.23
5.5.320.0300.08020.30
5.5.310.0500.06720.21
5.5.300.0070.03718.01
5.5.290.0030.08317.91
5.5.280.0070.03720.84
5.5.270.0030.04020.94
5.5.260.0070.06320.71
5.5.250.0030.04320.58
5.5.240.0200.06720.25
5.4.450.0600.05019.46
5.4.440.0800.07719.48
5.4.430.0870.05019.44
5.4.420.1000.05319.56
5.4.410.0830.05319.34
5.4.400.0730.05719.27
5.4.390.0070.05018.77
5.4.380.0070.05318.85
5.4.370.0070.05318.64
5.4.360.0030.05318.81
5.4.350.0030.07018.69
5.4.340.0200.05718.46
5.4.320.0030.06018.80
5.4.310.0070.05018.52
5.4.300.0030.05318.61
5.4.290.0100.04718.80
5.4.280.0070.05018.55
5.4.270.0070.05018.75
5.4.260.0100.05018.78
5.4.250.0070.05318.71
5.4.240.0100.05318.78
5.4.230.0100.06018.83
5.4.220.0000.07318.51
5.4.210.0100.06318.68
5.4.200.0030.05016.78
5.4.190.0000.05718.77
5.4.180.0000.05718.54
5.4.170.0070.05018.48
5.4.160.0100.06018.50
5.4.150.0130.04718.56
5.4.140.0070.05016.29
5.4.130.0030.05016.25
5.4.120.0030.05016.32
5.4.110.0000.05716.32
5.4.100.0000.05716.32
5.4.90.0100.04716.25
5.4.80.0030.05316.27
5.4.70.0130.05016.23
5.4.60.0000.05316.25
5.4.50.0070.06016.25
5.4.40.0070.06716.15
5.4.30.0070.06016.40
5.4.20.0100.04716.19
5.4.10.0030.05316.24
5.4.00.0170.03715.62
5.3.290.0000.06014.60
5.3.280.0070.05014.51
5.3.270.0030.05714.52
5.3.260.0070.05314.52
5.3.250.0030.05314.59
5.3.240.0100.05014.55
5.3.230.0030.05314.54
5.3.220.0070.07314.58
5.3.210.0170.04314.46
5.3.200.0100.05014.53
5.3.190.0070.05314.51
5.3.180.0070.05314.48
5.3.170.0130.05314.57
5.3.160.0100.05014.47
5.3.150.0070.06314.46
5.3.140.0070.06714.54
5.3.130.0100.07014.54
5.3.120.0070.05714.55
5.3.110.0200.06014.54
5.3.100.0170.06014.02
5.3.90.0130.06714.05
5.3.80.0100.05314.11
5.3.70.0100.05314.09
5.3.60.0130.05014.01
5.3.50.0100.06013.85
5.3.40.0100.05013.88
5.3.30.0070.06313.84
5.3.20.0130.06013.72
5.3.10.0070.05313.60
5.3.00.0100.05313.73
5.2.170.0030.04711.17
5.2.160.0130.04011.10
5.2.150.0070.04011.19
5.2.140.0100.05011.09
5.2.130.0070.04011.09
5.2.120.0070.04311.13
5.2.110.0230.03711.13
5.2.100.0130.04311.07
5.2.90.0070.05011.14
5.2.80.0030.05711.12
5.2.70.0130.03711.13
5.2.60.0100.03710.96
5.2.50.0070.04011.05
5.2.40.0030.04310.97
5.2.30.0100.04310.96
5.2.20.0100.03710.95
5.2.10.0070.04010.95
5.2.00.0030.05010.78
5.1.60.0070.04010.01
5.1.50.0030.0379.96
5.1.40.0100.03010.10
5.1.30.0030.04010.45
5.1.20.0070.03710.49
5.1.10.0030.03710.14
5.1.00.0000.04010.13
5.0.50.0000.0308.62
5.0.40.0000.0308.52
5.0.30.0030.0538.29
5.0.20.0030.0378.21
5.0.10.0030.0338.31
5.0.00.0030.0408.24
4.4.90.0000.0305.90
4.4.80.0030.0305.89
4.4.70.0000.0305.90
4.4.60.0030.0235.85
4.4.50.0070.0175.92
4.4.40.0100.0305.89
4.4.30.0000.0335.86
4.4.20.0100.0235.91
4.4.10.0100.0235.98
4.4.00.0070.0305.92
4.3.110.0030.0205.81
4.3.100.0000.0235.84
4.3.90.0070.0235.77
4.3.80.0030.0405.82
4.3.70.0070.0235.79
4.3.60.0130.0135.80
4.3.50.0030.0275.82
4.3.40.0030.0335.73
4.3.30.0000.0274.54
4.3.20.0000.0234.53
4.3.10.0070.0234.59
4.3.00.0230.02314.46

preferences:
40.44 ms | 400 KiB | 5 Q