3v4l.org

run code in 300+ PHP versions simultaneously
<?php $multidim = array( 0 => array( 'width' => 444, 'height' => 555, 'name' => 'testname', ) ); $it = new \RecursiveIteratorIterator( new \RecursiveArrayIterator( $multidim ) ); while ( $it->valid( )) { echo $it->current(); $iit = $it->getInnerIterator(); var_dump($iit); $it->next(); }

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)
8.3.60.0040.01118.40
8.3.50.0100.01021.92
8.3.40.0140.00018.56
8.3.30.0110.00318.89
8.3.20.0040.00418.90
8.3.10.0040.00419.16
8.3.00.0000.00723.62
8.2.180.0130.01016.50
8.2.170.0070.01122.96
8.2.160.0100.00320.52
8.2.150.0060.00324.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00319.48
8.2.110.0060.00320.95
8.2.100.0110.00017.83
8.2.90.0080.00019.23
8.2.80.0000.00917.97
8.2.70.0000.00817.50
8.2.60.0030.00617.93
8.2.50.0030.00618.10
8.2.40.0110.00020.42
8.2.30.0070.00019.89
8.2.20.0030.00517.66
8.2.10.0040.00417.55
8.2.00.0040.00417.73
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00721.22
8.1.230.0040.00717.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.11
8.1.190.0030.00517.22
8.1.180.0000.00918.10
8.1.170.0000.00818.65
8.1.160.0020.00518.78
8.1.150.0040.00418.48
8.1.140.0040.00417.39
8.1.130.0030.00317.81
8.1.120.0000.00717.30
8.1.110.0050.00217.38
8.1.100.0040.00417.42
8.1.90.0030.00517.33
8.1.80.0000.00817.41
8.1.70.0040.00417.34
8.1.60.0000.00717.49
8.1.50.0000.00717.36
8.1.40.0060.00317.44
8.1.30.0000.00917.57
8.1.20.0040.00417.59
8.1.10.0030.00617.57
8.1.00.0070.00317.47
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.45
8.0.270.0000.00817.27
8.0.260.0000.00816.88
8.0.250.0080.00016.91
8.0.240.0060.00316.92
8.0.230.0030.00316.91
8.0.220.0000.00816.90
8.0.210.0000.00716.93
8.0.200.0030.00316.96
8.0.190.0000.00716.96
8.0.180.0040.00416.84
8.0.170.0030.00616.98
8.0.160.0070.00016.96
8.0.150.0050.00316.85
8.0.140.0040.00416.82
8.0.130.0000.00513.39
8.0.120.0000.00716.88
8.0.110.0000.00816.95
8.0.100.0040.00416.93
8.0.90.0000.00717.01
8.0.80.0000.01416.89
8.0.70.0000.00716.79
8.0.60.0000.00816.77
8.0.50.0000.00716.77
8.0.30.0100.01117.14
8.0.20.0080.01117.41
8.0.10.0000.00717.01
8.0.00.0070.01616.70
7.4.330.0000.00514.64
7.4.320.0000.00616.43
7.4.300.0000.00616.53
7.4.290.0030.00516.43
7.4.280.0030.00516.37
7.4.270.0080.00016.57
7.4.260.0000.00513.33
7.4.250.0050.00316.42
7.4.240.0070.00016.38
7.4.230.0030.00316.19
7.4.220.0030.01316.45
7.4.210.0090.00816.54
7.4.200.0030.00316.56
7.4.190.0060.00316.50
7.4.160.0060.01116.49
7.4.150.0140.00517.40
7.4.140.0050.01317.86
7.4.130.0100.00816.42
7.4.120.0110.00716.51
7.4.110.0070.01016.52
7.4.100.0090.01016.48
7.4.90.0160.00416.43
7.4.80.0110.00719.37
7.4.70.0180.00316.45
7.4.60.0030.01316.33
7.4.50.0040.00416.60
7.4.40.0080.00422.27
7.4.30.0040.01416.48
7.4.00.0050.01114.93
7.3.330.0000.00513.06
7.3.320.0050.00012.93
7.3.310.0030.00316.03
7.3.300.0030.00316.25
7.3.290.0170.00916.20
7.3.280.0070.00816.20
7.3.270.0100.01017.40
7.3.260.0120.00918.24
7.3.250.0110.00816.25
7.3.240.0070.01016.32
7.3.230.0000.02016.39
7.3.210.0110.00816.44
7.3.200.0060.01619.39
7.3.190.0150.01016.38
7.3.180.0120.00616.50
7.3.170.0040.01316.30
7.3.160.0090.00616.08
7.3.120.0030.01314.92
7.3.110.0070.01114.53
7.3.100.0030.01214.78
7.3.90.0000.01214.52
7.3.80.0000.01614.75
7.3.70.0040.01214.69
7.3.60.0060.00914.64
7.3.50.0100.00714.75
7.3.40.0060.00914.73
7.3.30.0090.00314.84
7.3.20.0030.01316.42
7.3.10.0110.00316.68
7.3.00.0040.01116.51
7.2.330.0060.01216.47
7.2.320.0080.00816.64
7.2.310.0040.02016.43
7.2.300.0030.01516.27
7.2.290.0080.00816.41
7.2.250.0150.00414.97
7.2.240.0150.00614.94
7.2.230.0090.00914.75
7.2.220.0040.01115.20
7.2.210.0000.01514.68
7.2.200.0000.01014.95
7.2.190.0000.01414.80
7.2.180.0040.01115.00
7.2.170.0030.00615.02
7.2.60.0130.00316.85
7.2.00.0060.00619.24
7.1.330.0060.00915.89
7.1.320.0070.00715.84
7.1.310.0100.01015.81
7.1.300.0040.01115.58
7.1.290.0060.01015.68
7.1.280.0000.00915.71
7.1.270.0070.00715.78
7.1.260.0060.00615.62
7.1.200.0100.00015.62
7.1.100.0040.00817.92
7.1.70.0060.00616.48
7.1.60.0070.01719.40
7.1.50.0100.01616.70
7.1.00.0000.03722.36
7.0.200.0020.00516.94
7.0.140.0000.07722.07
7.0.60.0030.05719.86
7.0.50.0070.08017.87
7.0.40.0130.08020.27
7.0.30.0300.07020.21
7.0.20.0400.06720.13
7.0.10.0100.05320.12
7.0.00.0030.08020.09
5.6.280.0030.07021.09
5.6.210.0070.08020.74
5.6.200.0100.03318.21
5.6.190.0030.07020.49
5.6.180.3370.04020.67
5.6.170.0270.05320.49
5.6.160.0130.08020.54
5.6.150.0070.04018.21
5.6.140.0070.05318.18
5.6.130.0070.08018.11
5.6.120.0130.07320.98
5.6.110.0070.04021.04
5.6.100.0070.08720.96
5.6.90.0070.08021.06
5.6.80.0130.06720.52
5.6.70.4370.04320.49
5.5.350.0030.08720.43
5.5.340.0070.08317.96
5.5.330.0070.07720.29
5.5.320.0330.07720.21
5.5.310.0270.07020.30
5.5.300.0030.05717.95
5.5.290.0100.03717.87
5.5.280.0030.08720.76
5.5.270.0070.07020.75
5.5.260.0200.07020.68
5.5.250.0100.09020.61
5.5.240.0300.07720.36
5.4.450.0230.04719.39
5.4.440.0300.05319.11
5.4.430.0230.04319.55
5.4.420.0230.08019.09
5.4.410.0430.06719.26
5.4.400.0300.07019.21
5.4.390.0300.04318.79
5.4.380.0330.06319.07
5.4.370.0270.07319.10
5.4.360.0330.05719.09
5.4.350.0400.06019.06
5.4.340.0300.03719.08
5.4.320.0270.05019.13
5.4.310.0300.06019.08
5.4.300.0300.07019.12
5.4.290.0170.04719.08
5.4.280.0470.04718.88
5.4.270.0300.03719.12
5.4.260.0370.04019.06
5.4.250.0300.04319.22
5.4.240.0700.03319.23
5.4.230.0400.04319.19
5.4.220.0200.05319.19
5.4.210.0230.04019.12
5.4.200.0330.05019.09
5.4.190.0300.04319.09
5.4.180.0270.05019.09
5.4.170.0300.07019.18
5.4.160.0330.06319.06
5.4.150.0270.04019.23
5.4.140.0470.05716.34
5.4.130.0230.04716.18
5.4.120.0370.06316.22
5.4.110.0300.07316.22
5.4.100.0330.05016.39
5.4.90.0330.06016.47
5.4.80.0370.02716.29
5.4.70.0370.04016.37
5.4.60.0230.06016.37
5.4.50.0130.04316.36
5.4.40.0070.04716.36
5.4.30.1430.05716.46
5.4.20.0400.05316.45
5.4.10.0430.05016.18
5.4.00.0370.04715.80
5.3.290.0330.07314.54
5.3.280.0270.05014.50
5.3.270.0330.07014.46
5.3.260.0270.07314.48
5.3.250.0230.03714.55
5.3.240.0300.04314.42
5.3.230.0270.05014.47
5.3.220.0230.05014.42
5.3.210.0330.07014.59
5.3.200.0430.06314.51
5.3.190.0400.05014.59
5.3.180.0270.05014.50
5.3.170.0300.07314.42
5.3.160.0370.06314.42
5.3.150.0330.07014.43
5.3.140.0070.04714.53
5.3.130.3100.03714.51
5.3.120.0630.03714.57
5.3.110.0400.06714.45
5.3.100.0270.04013.94
5.3.90.0270.05013.95
5.3.80.0300.03713.95
5.3.70.0270.04313.93
5.3.60.0270.03313.98
5.3.50.0300.03313.80
5.3.40.0370.02713.90
5.3.30.0270.04013.82
5.3.20.0200.04013.60
5.3.10.0300.03313.51
5.3.00.0200.04013.51
5.2.170.0230.02710.99
5.2.160.0270.02711.16
5.2.150.0330.02711.20
5.2.140.0130.03311.23
5.2.130.0230.02711.01
5.2.120.0300.02711.12
5.2.110.0130.03311.14
5.2.100.0200.04710.93
5.2.90.0200.02711.15
5.2.80.0200.03011.00
5.2.70.0230.02311.19
5.2.60.0200.02711.14
5.2.50.0170.03010.95
5.2.40.0170.02710.83
5.2.30.0170.03011.13
5.2.20.0170.02710.80
5.2.10.0170.02710.82
5.2.00.0230.02310.61
5.1.60.0100.02710.07
5.1.50.0170.0239.88
5.1.40.0130.03010.13
5.1.30.0100.03010.30
5.1.20.0200.02010.27
5.1.10.0130.0279.95
5.1.00.0130.0279.96
5.0.50.0100.0208.56
5.0.40.0100.0178.34
5.0.30.0100.0308.30
5.0.20.0070.0238.12
5.0.10.0130.0208.14
5.0.00.0100.0278.23
4.4.90.0070.0207.83
4.4.80.0070.0207.83
4.4.70.0070.0177.83
4.4.60.0100.0137.83
4.4.50.0070.0177.83
4.4.40.0070.0237.83
4.4.30.0100.0137.83
4.4.20.0100.0137.83
4.4.10.0100.0137.83
4.4.00.0070.0237.83
4.3.110.0100.0137.83
4.3.100.0030.0177.83
4.3.90.0100.0177.83
4.3.80.0030.0277.83
4.3.70.0100.0107.83
4.3.60.0030.0177.83
4.3.50.0070.0177.83
4.3.40.0070.0307.83
4.3.30.0030.0237.83
4.3.20.0070.0277.83
4.3.10.0070.0237.83
4.3.00.0100.0337.83

preferences:
44.17 ms | 401 KiB | 5 Q