3v4l.org

run code in 300+ PHP versions simultaneously
<?php $rArrayIterator = new RecursiveArrayIterator(array('test1', array('test3', 'test4', 'test5'))); $rRegexIterator = new RecursiveRegexIterator($rArrayIterator, '/^test/', RecursiveRegexIterator::ALL_MATCHES); foreach ($rRegexIterator as (string)$key1 => $value1) { if ($rRegexIterator->hasChildren()) { // print all children echo "Children: "; foreach ($rRegexIterator->getChildren() as $key => $value) { var_dump($value); } echo "\n"; } else { echo "No children\n"; } } ?>

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)
5.4.320.0040.03912.50
5.4.310.0080.03412.50
5.4.300.0070.03912.50
5.4.290.0090.03612.50
5.4.280.0090.03712.39
5.4.270.0040.04012.39
5.4.260.0120.03112.39
5.4.250.0060.03612.39
5.4.240.0100.03312.39
5.4.230.0030.05012.38
5.4.220.0060.04212.39
5.4.210.0050.03612.38
5.4.200.0060.03712.38
5.4.190.0050.03612.38
5.4.180.0060.03912.38
5.4.170.0040.03612.39
5.4.160.0080.03212.39
5.4.150.0100.03212.38
5.4.140.0070.03512.07
5.4.130.0070.03412.05
5.4.120.0070.03312.02
5.4.110.0060.04012.02
5.4.100.0030.03712.02
5.4.90.0040.04012.01
5.4.80.0060.03712.01
5.4.70.0070.03612.01
5.4.60.0050.04312.01
5.4.50.0050.03512.01
5.4.40.0060.03312.00
5.4.30.0060.03411.99
5.4.20.0100.03311.99
5.4.10.0090.03711.99
5.4.00.0070.03711.48
5.3.290.0070.03812.80
5.3.280.0090.03712.71
5.3.270.0070.03812.73
5.3.260.0110.03412.72
5.3.250.0040.03812.72
5.3.240.0110.03412.71
5.3.230.0070.04012.70
5.3.220.0110.04512.68
5.3.210.0090.03812.68
5.3.200.0100.03812.68
5.3.190.0080.03512.68
5.3.180.0070.03412.68
5.3.170.0110.03112.66
5.3.160.0100.03212.67
5.3.150.0070.03612.68
5.3.140.0080.03312.66
5.3.130.0070.03612.66
5.3.120.0050.03912.66
5.3.110.0050.05112.66
5.3.100.0070.03512.12
5.3.90.0110.03512.08
5.3.80.0050.03712.07
5.3.70.0060.03812.07
5.3.60.0060.03612.06
5.3.50.0060.03512.00
5.3.40.0060.03612.00
5.3.30.0060.03611.95
5.3.20.0090.03811.73
5.3.10.0040.03711.70
5.3.00.0040.03711.68
5.2.170.0080.0379.18
5.2.160.0050.0349.19
5.2.150.0030.0339.18
5.2.140.0050.0319.18
5.2.130.0030.0309.14
5.2.120.0080.0269.14
5.2.110.0030.0309.15
5.2.100.0040.0299.14
5.2.90.0020.0329.15
5.2.80.0050.0309.14
5.2.70.0040.0369.14
5.2.60.0020.0319.09
5.2.50.0110.0299.07
5.2.40.0040.0299.04
5.2.30.0050.0319.02
5.2.20.0070.0269.00
5.2.10.0050.0278.92
5.2.00.0110.0248.79
5.1.60.0060.0218.07
5.1.50.0090.0198.06
5.1.40.0050.0288.05
5.1.30.0100.0308.40
5.1.20.0040.0348.42
5.1.10.0060.0258.14
5.1.00.0040.0268.15
5.0.50.0030.0236.63
5.0.40.0050.0176.48
5.0.30.0050.0316.29
5.0.20.0040.0186.27
5.0.10.0040.0236.25
5.0.00.0040.0306.23
4.4.90.0020.0164.78
4.4.80.0040.0194.75
4.4.70.0030.0224.75
4.4.60.0020.0164.76
4.4.50.0020.0164.77
4.4.40.0040.0234.71
4.4.30.0030.0154.76
4.4.20.0020.0194.84
4.4.10.0020.0164.85
4.4.00.0010.0264.76
4.3.110.0030.0154.66
4.3.100.0030.0174.67
4.3.90.0020.0174.63
4.3.80.0030.0274.58
4.3.70.0010.0164.63
4.3.60.0020.0154.63
4.3.50.0040.0174.63
4.3.40.0040.0224.54
4.3.30.0030.0153.29
4.3.20.0020.0163.27
4.3.10.0030.0143.23
4.3.00.0030.0236.73

preferences:
146.49 ms | 1394 KiB | 7 Q