3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('Zero', 'name'=>'Adil', 'address' => array( 'city'=>'Dubai', 'tel' => array('int' => 971, 'tel'=>12345487)), '' => 'nothing'); $iterator = new \RecursiveIteratorIterator(new \RecursiveArrayIterator($arr)); var_dump(count(iterator_to_array($iterator,true)));

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)
8.3.60.0100.01018.30
8.3.50.0220.00921.98
8.3.40.0070.00718.46
8.3.30.0100.00718.60
8.3.20.0030.00518.55
8.3.10.0080.00021.05
8.3.00.0080.00021.69
8.2.180.0140.00416.50
8.2.170.0100.00322.96
8.2.160.0000.01320.35
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00820.97
8.2.110.0060.00320.48
8.2.100.0120.00017.72
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0100.00017.50
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0090.00018.28
8.2.30.0000.00821.10
8.2.20.0000.00817.57
8.2.10.0040.00417.74
8.2.00.0040.00417.61
8.1.280.0040.01125.92
8.1.270.0040.00423.99
8.1.260.0090.00026.35
8.1.250.0000.00828.09
8.1.240.0090.00922.46
8.1.230.0080.00320.95
8.1.220.0000.00818.77
8.1.210.0060.00318.91
8.1.200.0060.00317.23
8.1.190.0070.00017.41
8.1.180.0000.00918.10
8.1.170.0050.00318.45
8.1.160.0000.00718.84
8.1.150.0000.00718.63
8.1.140.0040.00417.36
8.1.130.0000.00617.73
8.1.120.0030.00617.31
8.1.110.0070.00317.50
8.1.100.0000.00717.45
8.1.90.0000.00717.43
8.1.80.0000.00717.44
8.1.70.0000.00717.48
8.1.60.0060.00317.46
8.1.50.0040.00417.43
8.1.40.0000.00817.41
8.1.30.0030.00617.50
8.1.20.0030.00617.53
8.1.10.0000.00717.54
8.1.00.0030.00717.46
8.0.300.0060.00319.79
8.0.290.0070.00016.93
8.0.280.0000.00818.29
8.0.270.0050.00217.07
8.0.260.0000.00716.71
8.0.250.0050.00216.89
8.0.240.0000.00816.89
8.0.230.0030.00316.89
8.0.220.0050.00216.74
8.0.210.0000.00816.73
8.0.200.0000.00716.86
8.0.190.0000.00716.95
8.0.180.0050.00216.83
8.0.170.0030.00316.98
8.0.160.0000.00716.85
8.0.150.0070.00016.74
8.0.140.0060.00316.89
8.0.130.0000.00613.30
8.0.120.0070.00016.88
8.0.110.0000.00716.71
8.0.100.0040.00416.88
8.0.90.0000.00716.79
8.0.80.0100.00716.85
8.0.70.0040.00416.88
8.0.60.0000.00716.86
8.0.50.0000.00716.70
8.0.30.0060.01516.89
8.0.20.0110.00817.40
8.0.10.0000.00717.08
8.0.00.0080.00916.73
7.4.330.0050.00014.68
7.4.320.0030.00316.58
7.4.300.0070.00016.48
7.4.290.0070.00016.49
7.4.280.0000.00716.59
7.4.270.0020.00516.53
7.4.260.0060.00013.32
7.4.250.0070.00016.61
7.4.240.0000.00716.50
7.4.230.0070.00016.34
7.4.220.0180.00316.54
7.4.210.0070.00816.61
7.4.200.0020.00516.50
7.4.190.0070.00016.50
7.4.160.0060.00916.23
7.4.150.0070.01017.40
7.4.140.0040.01417.86
7.4.130.0080.01316.37
7.4.120.0130.00616.54
7.4.110.0090.00916.42
7.4.100.0130.00416.48
7.4.90.0030.01416.38
7.4.80.0030.01319.39
7.4.70.0060.01016.43
7.4.60.0050.01116.58
7.4.50.0080.00016.36
7.4.40.0060.01022.52
7.4.30.0130.00316.53
7.4.00.0080.00815.07
7.3.330.0000.00613.19
7.3.320.0000.00612.95
7.3.310.0000.00716.26
7.3.300.0050.00216.10
7.3.290.0120.00316.16
7.3.280.0050.01316.20
7.3.270.0210.00317.40
7.3.260.0060.01518.24
7.3.250.0150.01316.36
7.3.240.0100.00616.21
7.3.230.0060.01316.39
7.3.210.0120.00416.34
7.3.200.0170.00319.39
7.3.190.0070.01516.37
7.3.180.0120.00316.29
7.3.170.0040.01416.27
7.3.160.0060.01016.15
7.3.120.0040.01114.99
7.2.330.0110.00616.66
7.2.320.0080.01116.65
7.2.310.0210.00316.70
7.2.300.0080.00816.37
7.2.290.0130.00316.46
7.2.60.0030.00616.64
7.1.200.0090.00615.70
7.1.70.0040.01117.20
7.1.60.0000.01016.90
7.1.50.0040.01416.63
7.1.00.0030.03722.46
7.0.200.0090.00616.86
7.0.140.0000.07722.02
7.0.70.0100.06319.98
7.0.60.0030.04719.74
7.0.50.0000.06320.37
7.0.40.0030.06320.14
7.0.30.0030.05020.17
7.0.20.0070.04720.00
7.0.10.0000.04320.07
7.0.00.0070.04320.04
5.6.280.0100.06321.03
5.6.220.0070.03720.49
5.6.210.0070.03720.55
5.6.200.0000.05020.95
5.6.190.0030.03721.17
5.6.180.0100.07721.04
5.6.170.0070.04021.10
5.6.160.0030.04321.04
5.6.150.0070.06021.10
5.6.140.0000.04321.09
5.6.130.0000.04321.13
5.6.120.0070.03321.07
5.6.110.0030.04321.09
5.6.100.0030.04021.01
5.6.90.0070.03320.99
5.6.80.0030.04020.45
5.6.70.0100.03720.55
5.6.60.0070.03720.46
5.6.50.0170.07320.34
5.6.40.0070.07320.46
5.6.30.0100.06020.30
5.6.20.0100.07720.31
5.6.10.0000.08720.39
5.6.00.0070.05020.35
5.5.360.0070.04320.34
5.5.350.0030.04020.37
5.5.340.0000.04320.73
5.5.330.0030.04320.64
5.5.320.0030.04320.91
5.5.310.0030.03320.90
5.5.300.0070.05020.91
5.5.290.0030.04320.76
5.5.280.0070.08020.82
5.5.270.0030.03720.81
5.5.260.0070.03320.91
5.5.250.0000.04020.57
5.5.240.0030.04020.14
5.5.230.0030.04720.18
5.5.220.0000.04020.23
5.5.210.0030.03720.23
5.5.200.0130.07319.97
5.5.190.0100.07320.23
5.5.180.0000.08020.21
5.5.160.0030.04320.17
5.5.150.0030.06720.07
5.5.140.0070.07720.23
5.5.130.0030.06019.98
5.5.120.0070.04319.98
5.5.110.0030.05320.16
5.5.100.0030.04720.07
5.5.90.0170.07020.07
5.5.80.0070.04720.15
5.5.70.0200.06720.03
5.5.60.0030.04719.95
5.5.50.0130.07020.07
5.5.40.0070.07720.13
5.5.30.0000.07319.95
5.5.20.0100.08020.14
5.5.10.0030.04720.00
5.5.00.0130.07320.03
5.4.450.0070.03019.36
5.4.440.0100.03719.35
5.4.430.0030.03319.33
5.4.420.0030.03719.10
5.4.410.0000.04019.32
5.4.400.0030.04319.15
5.4.390.0100.03018.78
5.4.380.0030.03019.23
5.4.370.0100.03018.93
5.4.360.0070.07319.02
5.4.350.0100.07319.05
5.4.340.0130.07719.03
5.4.320.0030.07018.98
5.4.310.0030.08019.03
5.4.300.0030.07718.96
5.4.290.0070.03718.81
5.4.280.0070.07719.09
5.4.270.0070.05019.14
5.4.260.0100.07319.02
5.4.250.0100.05719.12
5.4.240.0030.08019.06
5.4.230.0100.05319.18
5.4.220.0070.07718.97
5.4.210.0070.06019.02
5.4.200.0200.06719.07
5.4.190.0030.04719.11
5.4.180.0030.05318.95
5.4.170.0130.07019.00
5.4.160.0030.04319.09
5.4.150.0200.06719.10
5.4.140.0100.06716.39
5.4.130.0100.07316.26
5.4.120.0070.07716.27
5.4.110.0100.07316.49
5.4.100.0070.07316.43
5.4.90.0170.06316.34
5.4.80.0070.07716.34
5.4.70.0070.06316.41
5.4.60.0030.07716.24
5.4.50.0000.07716.28
5.4.40.0100.05316.25
5.4.30.0030.05316.27
5.4.20.0130.06716.23
5.4.10.0130.05016.20
5.4.00.0030.07315.77
5.3.290.0130.07014.53
5.3.280.0030.05314.54
5.3.270.0030.05714.52
5.3.260.0070.08014.57
5.3.250.0100.07014.62
5.3.240.0000.08314.46
5.3.230.0070.06314.46
5.3.220.0070.07714.51
5.3.210.0030.08714.57
5.3.200.0070.07014.51
5.3.190.0070.04714.43
5.3.180.0070.07714.54
5.3.170.0100.07314.53
5.3.160.0030.08014.42
5.3.150.0030.08014.43
5.3.140.0100.07014.42
5.3.130.0070.07314.41
5.3.120.0100.07714.49
5.3.110.0070.08014.41
5.3.100.0030.07313.87
5.3.90.0000.06714.00
5.3.80.0030.04314.00
5.3.70.0070.05314.02
5.3.60.0030.07314.01
5.3.50.0070.07713.95
5.3.40.0130.04713.90
5.3.30.0100.06313.82
5.3.20.0070.07313.55
5.3.10.0030.07713.64
5.3.00.0070.07313.39
5.2.170.0000.05712.31
5.2.160.0070.06012.31
5.2.150.0000.03312.31
5.2.140.0000.06712.31
5.2.130.0030.05012.31
5.2.120.0030.06312.31
5.2.110.0030.06312.31
5.2.100.0000.05312.31
5.2.90.0030.05012.31
5.2.80.0030.06312.31
5.2.70.0100.06012.31
5.2.60.0030.05312.31
5.2.50.0070.05712.31
5.2.40.0070.04012.31
5.2.30.0030.03312.31
5.2.20.0030.06012.31
5.2.10.0070.03312.31
5.2.00.0030.05712.31
5.1.60.0030.05312.31
5.1.50.0030.05312.31
5.1.40.0000.02712.31
5.1.30.0030.02712.31
5.1.20.0100.05312.31
5.1.10.0000.06012.31
5.1.00.0030.04312.31
5.0.50.0070.04012.31
5.0.40.0030.04712.31
5.0.30.0000.05712.31
5.0.20.0000.05312.31
5.0.10.0030.03712.31
5.0.00.0000.04312.31
4.4.90.0070.03312.31
4.4.80.0030.02712.31
4.4.70.0030.02312.31
4.4.60.0000.03712.31
4.4.50.0000.03712.31
4.4.40.0030.04012.31
4.4.30.0030.01712.31
4.4.20.0070.03012.31
4.4.10.0030.03012.31
4.4.00.0000.05712.31
4.3.110.0030.02312.31
4.3.100.0030.02312.31
4.3.90.0070.02012.31
4.3.80.0000.03712.31
4.3.70.0000.02312.31
4.3.60.0000.01712.31
4.3.50.0000.03712.31
4.3.40.0030.04312.31
4.3.30.0030.02712.31
4.3.20.0000.03712.31
4.3.10.0000.03712.31
4.3.00.0000.03712.31

preferences:
39.41 ms | 401 KiB | 5 Q