3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('a' => 'val1', 'b' => array('c' => 68)); foreach (new RecursiveIteratorIterator(new RecursiveArrayIterator(new ArrayIterator($array))) as $k => $v) { echo $k, ' => ', $v, PHP_EOL; }

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)
8.3.40.0110.00418.89
8.3.30.0070.00718.95
8.3.20.0040.00420.16
8.3.10.0000.00823.48
8.3.00.0040.00419.26
8.2.170.0090.00622.96
8.2.160.0060.01320.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0040.00422.30
8.2.110.0070.00319.38
8.2.100.0090.00317.78
8.2.90.0000.00819.14
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0000.00918.03
8.2.50.0000.00819.23
8.2.40.0060.00318.22
8.2.30.0040.00418.07
8.2.20.0040.00417.71
8.2.10.0040.00417.99
8.2.00.0040.00717.66
8.1.270.0000.00824.01
8.1.260.0040.00426.35
8.1.250.0090.00028.09
8.1.240.0040.00422.19
8.1.230.0070.00418.85
8.1.220.0060.00317.74
8.1.210.0090.00018.77
8.1.200.0060.00317.36
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0040.00418.59
8.1.160.0020.00522.01
8.1.150.0070.00018.68
8.1.140.0050.00217.45
8.1.130.0000.00817.75
8.1.120.0050.00217.48
8.1.110.0040.00417.45
8.1.100.0030.00517.48
8.1.90.0040.00417.44
8.1.80.0000.00717.33
8.1.70.0000.00817.38
8.1.60.0000.00817.64
8.1.50.0080.00017.42
8.1.40.0000.00717.59
8.1.30.0080.00017.46
8.1.20.0030.00617.56
8.1.10.0040.00417.49
8.1.00.0070.00017.39
8.0.300.0050.00220.21
8.0.290.0040.00416.63
8.0.280.0040.00418.36
8.0.270.0000.00717.25
8.0.260.0000.00617.28
8.0.250.0000.00716.92
8.0.240.0000.00716.82
8.0.230.0030.00316.91
8.0.220.0030.00316.84
8.0.210.0030.00316.88
8.0.200.0030.00316.99
8.0.190.0000.00816.92
8.0.180.0030.00516.84
8.0.170.0040.00416.93
8.0.160.0080.00016.88
8.0.150.0040.00416.91
8.0.140.0000.00716.93
8.0.130.0030.00313.32
8.0.120.0080.00016.78
8.0.110.0040.00416.70
8.0.100.0090.00016.95
8.0.90.0000.00816.76
8.0.80.0110.00416.82
8.0.70.0040.00416.76
8.0.60.0000.00816.76
8.0.50.0080.00016.75
8.0.30.0120.00817.08
8.0.20.0090.00917.40
8.0.10.0030.00316.98
8.0.00.0080.00916.88
7.4.330.0030.00315.20
7.4.320.0030.00316.52
7.4.300.0090.00016.61
7.4.290.0050.00316.52
7.4.280.0040.00416.54
7.4.270.0030.00316.59
7.4.260.0040.00416.41
7.4.250.0000.00716.48
7.4.240.0060.00116.57
7.4.230.0000.00716.70
7.4.220.0030.01516.63
7.4.210.0080.00716.66
7.4.200.0000.00716.44
7.4.190.0030.00316.54
7.4.160.0090.00616.58
7.4.150.0070.01117.40
7.4.140.0100.01017.86
7.4.130.0080.01016.50
7.4.120.0060.01216.45
7.4.110.0140.00716.30
7.4.100.0140.00416.48
7.4.90.0130.00516.60
7.4.80.0030.01319.39
7.4.70.0050.01116.48
7.4.60.0030.01316.42
7.4.50.0030.00616.27
7.4.40.0000.01722.77
7.4.30.0090.00616.66
7.4.10.0100.01014.72
7.4.00.0050.01114.95
7.3.330.0060.00013.09
7.3.320.0020.00313.12
7.3.310.0070.00016.14
7.3.300.0060.00016.11
7.3.290.0150.00616.19
7.3.280.0110.00516.35
7.3.270.0130.00617.40
7.3.260.0160.00316.56
7.3.250.0080.01316.55
7.3.240.0060.01216.49
7.3.230.0040.01416.51
7.3.210.0130.00416.60
7.3.200.0160.00619.39
7.3.190.0110.00716.18
7.3.180.0080.00816.59
7.3.170.0060.00916.34
7.3.160.0130.00316.50
7.3.130.0060.01315.02
7.3.120.0060.01014.75
7.3.110.0030.01214.84
7.3.100.0050.00514.77
7.3.90.0060.00314.88
7.3.80.0080.00815.04
7.3.70.0030.01214.91
7.3.60.0060.00914.74
7.3.50.0100.01014.82
7.3.40.0030.01314.64
7.3.30.0070.01014.73
7.3.20.0000.01416.54
7.3.10.0080.00816.71
7.3.00.0040.01116.33
7.2.330.0140.00316.67
7.2.320.0100.01016.75
7.2.310.0100.00716.60
7.2.300.0030.01416.42
7.2.290.0080.00916.77
7.2.260.0060.01314.80
7.2.250.0040.01415.21
7.2.240.0040.01115.18
7.2.230.0090.00315.26
7.2.220.0090.00614.85
7.2.210.0070.01015.12
7.2.200.0060.00914.80
7.2.190.0030.01715.20
7.2.180.0060.00315.05
7.2.170.0110.00714.84
7.2.160.0070.01115.07
7.2.150.0040.01217.14
7.2.140.0060.00316.99
7.2.130.0060.01017.13
7.2.120.0030.01016.79
7.2.110.0110.00416.99
7.2.100.0130.00316.66
7.2.90.0110.00417.01
7.2.80.0060.00917.00
7.2.70.0110.00617.09
7.2.60.0080.00616.77
7.2.50.0070.01017.11
7.2.40.0060.00616.67
7.2.30.0130.00317.17
7.2.20.0000.01516.99
7.2.10.0080.00416.67
7.2.00.0040.01118.16
7.1.330.0030.01015.72
7.1.320.0060.01215.82
7.1.310.0060.01015.88
7.1.300.0090.00615.66
7.1.290.0040.01115.75
7.1.280.0030.01315.77
7.1.270.0030.00915.43
7.1.260.0000.01515.82
7.1.250.0090.00615.63
7.1.240.0060.00315.83
7.1.230.0000.01315.90
7.1.220.0080.00615.90
7.1.210.0060.00615.80
7.1.200.0070.00615.69
7.1.190.0070.00315.53
7.1.180.0030.01015.82
7.1.170.0070.00715.83
7.1.160.0000.01315.63
7.1.150.0030.00715.75
7.1.140.0070.00315.80
7.1.130.0060.00615.80
7.1.120.0060.00315.83
7.1.110.0030.00815.94
7.1.100.0080.00317.11
7.1.90.0030.01015.76
7.1.80.0030.00615.82
7.1.70.0050.00816.33
7.1.60.0030.01217.49
7.1.50.0080.00616.46
7.1.40.0040.00716.01
7.1.30.0090.00315.75
7.1.20.0030.00715.77
7.1.10.0110.00415.77
7.1.00.0050.04019.09
7.0.330.0040.00715.53
7.0.320.0030.01015.34
7.0.310.0040.00715.12
7.0.300.0030.00915.26
7.0.290.0040.01115.57
7.0.280.0070.00315.51
7.0.270.0030.01015.35
7.0.260.0080.00315.45
7.0.250.0100.00315.38
7.0.240.0030.00915.20
7.0.230.0000.01415.20
7.0.220.0030.00715.41
7.0.210.0000.00915.22
7.0.200.0040.00716.15
7.0.190.0100.00315.54
7.0.180.0040.00815.49
7.0.170.0050.00315.22
7.0.160.0070.00715.49
7.0.150.0040.00415.15
7.0.140.0050.03718.73
7.0.130.0040.00715.49
7.0.120.0080.00415.53
7.0.110.0080.04417.61
7.0.100.0090.04017.74
7.0.90.0290.04417.71
7.0.80.0380.03817.51
7.0.70.0270.03717.59
7.0.60.0350.02217.74
7.0.50.0090.04418.02
7.0.40.0070.02516.70
7.0.30.0060.04916.74
7.0.20.0070.04516.84
7.0.10.0070.03116.86
7.0.00.0000.03316.76
5.6.400.0070.01014.30
5.6.390.0130.00014.72
5.6.380.0090.00314.40
5.6.370.0030.00614.34
5.6.360.0040.01114.50
5.6.350.0030.01214.24
5.6.340.0060.00314.54
5.6.330.0080.00814.38
5.6.320.0030.01014.54
5.6.310.0070.00314.54
5.6.300.0060.00314.11
5.6.290.0030.00914.13
5.6.280.0050.04017.68
5.6.270.0080.00414.13
5.6.260.0090.04417.53
5.6.250.0060.04317.38
5.6.240.0060.04417.49
5.6.230.0040.04517.52
5.6.220.0100.04517.50
5.6.210.0070.04217.35
5.6.200.0080.03617.72
5.6.190.0050.04817.69
5.6.180.0090.04517.70
5.6.170.0140.03317.85
5.6.160.0080.04017.68
5.6.150.0100.03417.76
5.6.140.0030.04317.89
5.6.130.0070.03217.61
5.6.120.0060.04117.75
5.6.110.0020.05017.63
5.6.100.0070.03217.61
5.6.90.0150.03817.60
5.6.80.0030.04317.38
5.6.70.0080.04217.21
5.6.60.0080.02817.20
5.6.50.0060.02617.32
5.6.40.0100.04117.26
5.6.30.0050.04517.46
5.6.20.0030.04717.24
5.6.10.0080.03517.46
5.6.00.0090.03317.37
5.5.380.0010.04517.31
5.5.370.0150.03517.36
5.5.360.0050.04317.34
5.5.350.0020.04717.32
5.5.340.0090.04217.67
5.5.330.0050.04117.68
5.5.320.0110.04217.60
5.5.310.0030.04617.35
5.5.300.0080.02517.57
5.5.290.0050.03517.68
5.5.280.0090.02517.68
5.5.270.0080.04617.51
5.5.260.0080.04117.61
5.5.250.0070.04017.58
5.5.240.0080.03817.25
5.5.230.0030.03117.29
5.5.220.0080.04217.22
5.5.210.0050.04117.19
5.5.200.0090.02417.07
5.5.190.0070.03017.29
5.5.180.0050.04317.18
5.5.170.0030.00913.82
5.5.160.0050.02417.27
5.5.150.0100.04017.29
5.5.140.0040.04117.21
5.5.130.0080.04117.20
5.5.120.0100.03017.04
5.5.110.0060.04217.36
5.5.100.0070.04217.18
5.5.90.0070.04217.14
5.5.80.0060.03517.17
5.5.70.0050.03917.28
5.5.60.0050.04717.07
5.5.50.0030.04217.23
5.5.40.0020.04717.26
5.5.30.0080.03017.18
5.5.20.0060.04017.13
5.5.10.0120.03717.16
5.5.00.0020.04917.17
5.4.450.0000.03515.93
5.4.440.0100.03815.89
5.4.430.0070.04215.89
5.4.420.0080.03315.95
5.4.410.0100.03315.89
5.4.400.0060.02615.76
5.4.390.0030.03515.73
5.4.380.0070.04015.80
5.4.370.0100.03815.73
5.4.360.0050.03715.75
5.4.350.0100.03315.81
5.4.340.0020.03015.71
5.4.330.0030.00612.50
5.4.320.0090.02015.88
5.4.310.0080.02415.74
5.4.300.0030.02915.81
5.4.290.0080.03415.88
5.4.280.0100.03515.75
5.4.270.0080.02015.77
5.4.260.0020.03515.75
5.4.250.0020.02915.81
5.4.240.0080.03915.74
5.4.230.0070.03815.88
5.4.220.0090.04015.77
5.4.210.0060.03815.79
5.4.200.0030.04215.80
5.4.190.0040.02315.83
5.4.180.0030.04215.83
5.4.170.0070.03815.83
5.4.160.0100.03515.74
5.4.150.0070.03915.83
5.4.140.0050.03514.52
5.4.130.0090.03714.36
5.4.120.0070.03814.49
5.4.110.0100.03814.51
5.4.100.0030.04514.45
5.4.90.0070.03014.45
5.4.80.0080.03814.36
5.4.70.0070.02214.41
5.4.60.0100.03514.45
5.4.50.0020.04014.33
5.4.40.0050.04114.47
5.4.30.0050.02714.47
5.4.20.0080.03414.33
5.4.10.0050.02914.30
5.4.00.0030.02014.06
5.3.290.0090.03913.67
5.3.280.0080.03613.67
5.3.270.0080.03313.67
5.3.260.0030.04013.67
5.3.250.0060.03813.67
5.3.240.0100.03313.67
5.3.230.0080.03913.67
5.3.220.0060.04313.67
5.3.210.0090.03513.67
5.3.200.0020.04213.67
5.3.190.0100.03313.67
5.3.180.0070.03413.67
5.3.170.0100.03913.67
5.3.160.0070.03613.67
5.3.150.0080.02313.67
5.3.140.0100.03213.67
5.3.130.0070.03813.67
5.3.120.0060.02113.67
5.3.110.0030.03813.67
5.3.100.0050.02513.67
5.3.90.0050.02613.67
5.3.80.0100.03513.67
5.3.70.0050.04013.67
5.3.60.0030.02513.67
5.3.50.0070.03613.67
5.3.40.0090.02713.67
5.3.30.0020.04013.67
5.3.20.0070.03713.67
5.3.10.0050.03813.67
5.3.00.0070.03313.67
5.2.170.0030.06014.83
5.2.160.0030.05714.83
5.2.150.0070.03714.83
5.2.140.0030.03714.83
5.2.130.0030.04714.83
5.2.120.0000.03714.83
5.2.110.0030.06314.83
5.2.100.0070.03714.83
5.2.90.0100.05714.83
5.2.80.0070.06314.83
5.2.70.0030.06314.83
5.2.60.0030.04714.83
5.2.50.0030.06314.83
5.2.40.0030.05714.83
5.2.30.0030.06014.83
5.2.20.0030.06014.83
5.2.10.0070.05714.83
5.2.00.0100.04314.83
5.1.60.0000.05314.83
5.1.50.0030.05314.83
5.1.40.0070.02714.83
5.1.30.0000.04014.83
5.1.20.0000.05714.83
5.1.10.0070.05314.83
5.1.00.0000.05314.83
5.0.50.0030.04314.83
5.0.40.0000.04314.83
5.0.30.0070.06014.83
5.0.20.0100.03014.83
5.0.10.0070.02314.83
5.0.00.0030.06314.83
4.4.90.0070.03014.83
4.4.80.0070.02714.83
4.4.70.0000.03714.83
4.4.60.0030.03314.83
4.4.50.0030.03014.83
4.4.40.0000.04714.83
4.4.30.0000.03714.83
4.4.20.0030.03014.83
4.4.10.0000.03014.83
4.4.00.0030.05014.83
4.3.110.0030.02314.83
4.3.100.0000.03714.83
4.3.90.0030.03714.83
4.3.80.0000.05314.83
4.3.70.0030.03314.83
4.3.60.0030.02714.83
4.3.50.0030.03314.83
4.3.40.0030.03714.83
4.3.30.0000.03014.83
4.3.20.0000.03714.83
4.3.10.0000.03314.83
4.3.00.0000.03314.83

preferences:
43.61 ms | 400 KiB | 5 Q