3v4l.org

run code in 300+ PHP versions simultaneously
<?php $rArrayIterator = new RecursiveArrayIterator(array('test1', array('tet3', 'test4', 'test5'))); $rRegexIterator = new RecursiveRegexIterator($rArrayIterator, '/^(t)e(s)t/', RecursiveRegexIterator::ALL_MATCHES, 0, PREG_PATTERN_ORDER); foreach ($rRegexIterator as $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"; var_dump($rRegexIterator->current()); } }

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)
8.3.60.0100.00718.68
8.3.50.0150.00822.04
8.3.40.0120.00318.76
8.3.30.0040.01118.92
8.3.20.0080.00020.34
8.3.10.0060.00320.61
8.3.00.0080.00019.38
8.2.180.0270.00816.34
8.2.170.0040.01122.96
8.2.160.0040.01120.40
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00422.31
8.2.110.0030.00621.19
8.2.100.0060.00617.80
8.2.90.0050.00319.17
8.2.80.0060.00317.97
8.2.70.0030.00617.88
8.2.60.0000.00817.93
8.2.50.0000.00918.10
8.2.40.0060.00318.09
8.2.30.0040.00419.27
8.2.20.0020.00517.88
8.2.10.0050.00218.18
8.2.00.0080.00017.87
8.1.280.0090.00625.92
8.1.270.0060.00323.85
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00922.80
8.1.230.0090.00317.83
8.1.220.0080.00017.76
8.1.210.0070.00418.77
8.1.200.0070.00317.38
8.1.190.0080.00017.25
8.1.180.0000.00818.10
8.1.170.0050.00518.84
8.1.160.0040.00422.11
8.1.150.0000.00718.85
8.1.140.0050.00317.64
8.1.130.0040.00417.93
8.1.120.0040.00417.66
8.1.110.0080.00017.64
8.1.100.0030.00317.71
8.1.90.0040.00417.61
8.1.80.0040.00417.64
8.1.70.0000.00717.56
8.1.60.0030.00517.66
8.1.50.0050.00317.67
8.1.40.0000.00817.56
8.1.30.0080.00017.79
8.1.20.0040.00417.85
8.1.10.0000.00817.73
8.1.00.0030.00517.72
8.0.300.0050.00318.77
8.0.290.0060.00316.88
8.0.280.0070.00018.41
8.0.270.0000.00717.30
8.0.260.0060.00017.18
8.0.250.0050.00317.16
8.0.240.0000.00717.01
8.0.230.0030.00317.19
8.0.220.0040.00417.01
8.0.210.0030.00316.98
8.0.200.0060.00017.05
8.0.190.0000.00817.16
8.0.180.0000.00817.01
8.0.170.0040.00417.17
8.0.160.0040.00417.00
8.0.150.0070.00016.91
8.0.140.0040.00417.00
8.0.130.0030.00313.52
8.0.120.0060.00317.06
8.0.110.0050.00317.02
8.0.100.0000.00716.91
8.0.90.0000.00816.95
8.0.80.0090.00617.02
8.0.70.0030.00516.96
8.0.60.0040.00416.89
8.0.50.0030.00516.96
8.0.30.0130.00817.26
8.0.20.0120.00817.40
8.0.10.0040.00417.15
8.0.00.0120.00816.96
7.4.330.0050.00015.16
7.4.320.0030.00316.90
7.4.300.0030.00316.74
7.4.290.0030.00316.84
7.4.280.0000.00716.85
7.4.270.0000.00716.77
7.4.260.0070.00016.68
7.4.250.0000.00716.82
7.4.240.0050.00216.81
7.4.230.0070.00016.78
7.4.220.0150.00316.64
7.4.210.0090.00616.89
7.4.200.0030.00316.82
7.4.160.0100.00716.68
7.4.150.0140.00517.40
7.4.140.0120.00617.86
7.4.130.0080.01116.78
7.4.120.0090.00916.69
7.4.110.0110.00616.90
7.4.100.0090.00916.71
7.4.90.0120.00916.68
7.4.80.0070.01418.63
7.4.70.0130.01016.61
7.4.60.0050.01316.69
7.4.50.0000.00916.44
7.4.40.0080.01116.48
7.4.30.0130.00316.71
7.4.10.0070.01015.10
7.4.00.0050.01115.14
7.3.330.0000.00613.27
7.3.320.0020.00213.43
7.3.310.0030.00316.33
7.3.300.0030.00516.46
7.3.290.0080.01116.49
7.3.280.0080.01016.46
7.3.270.0080.01217.40
7.3.260.0150.00416.45
7.3.250.0120.00916.70
7.3.240.0140.00716.45
7.3.230.0120.00616.79
7.3.210.0090.00916.61
7.3.200.0170.00519.39
7.3.190.0090.00916.54
7.3.180.0030.01316.36
7.3.170.0110.00616.74
7.3.160.0100.01016.69
7.3.130.0090.00915.23
7.3.120.0070.01114.92
7.3.110.0110.00715.11
7.3.100.0000.01314.93
7.3.90.0040.01215.39
7.3.80.0030.01214.94
7.3.70.0130.00314.95
7.3.60.0030.01015.14
7.3.50.0090.00615.08
7.3.40.0000.01615.11
7.3.30.0100.01014.98
7.3.20.0070.00716.62
7.3.10.0060.00616.82
7.3.00.0060.00716.93
7.2.330.0110.00716.91
7.2.320.0130.00616.92
7.2.310.0060.01416.73
7.2.300.0030.01316.80
7.2.290.0100.00716.68
7.2.260.0100.01014.99
7.2.250.0070.01115.38
7.2.240.0040.01215.37
7.2.230.0110.00715.36
7.2.220.0070.01015.20
7.2.210.0100.00315.07
7.2.200.0030.01415.25
7.2.190.0070.01115.22
7.2.180.0120.00015.25
7.2.170.0070.01115.25
7.2.160.0060.01315.23
7.2.150.0070.01017.14
7.2.140.0060.00616.96
7.2.130.0040.00917.00
7.2.120.0060.00617.05
7.2.110.0060.00616.87
7.2.100.0090.00117.08
7.2.90.0060.01016.89
7.2.80.0020.01117.10
7.2.70.0050.00517.06
7.2.60.0020.01316.97
7.2.50.0050.00617.08
7.2.40.0090.00717.19
7.2.30.0070.00816.87
7.2.20.0030.00917.01
7.2.10.0090.00417.13
7.2.00.0050.01217.91
7.1.330.0040.01115.95
7.1.320.0030.00716.01
7.1.310.0030.01015.71
7.1.300.0000.01015.74
7.1.290.0040.01116.04
7.1.280.0090.00616.07
7.1.270.0100.00315.72
7.1.260.0000.01016.00
7.1.250.0070.00615.87
7.1.240.0000.01315.95
7.1.230.0000.01316.03
7.1.220.0080.00416.09
7.1.210.0110.00315.93
7.1.200.0070.00315.97
7.1.190.0060.00815.95
7.1.180.0000.01415.92
7.1.170.0040.00715.50
7.1.160.0100.00715.96
7.1.150.0060.00615.98
7.1.140.0070.00715.87
7.1.130.0060.00615.75
7.1.120.0070.01115.92
7.1.110.0080.00415.64
7.1.100.0060.00817.15
7.1.90.0060.00915.88
7.1.80.0040.01116.07
7.1.70.0050.00516.63
7.1.60.0060.00917.70
7.1.50.0110.00716.44
7.1.40.0000.01315.91
7.1.30.0040.01115.93
7.1.20.0040.01115.99
7.1.10.0040.01115.88
7.1.00.0050.03919.27
7.0.330.0060.00615.56
7.0.320.0040.00415.32
7.0.310.0060.00915.65
7.0.300.0040.00415.63
7.0.290.0060.00615.53
7.0.280.0100.00315.43
7.0.270.0000.01615.64
7.0.260.0030.01015.27
7.0.250.0040.00715.51
7.0.240.0000.01115.53
7.0.230.0000.01515.53
7.0.220.0040.01115.46
7.0.210.0000.00815.49
7.0.200.0030.00816.20
7.0.190.0030.00615.46
7.0.180.0060.00615.49
7.0.170.0040.01215.56
7.0.160.0080.00815.53
7.0.150.0060.00615.43
7.0.140.0060.03918.80
7.0.130.0070.00715.68
7.0.120.0030.01015.32
7.0.110.0060.00315.57
7.0.100.0060.00615.51
7.0.90.0060.00615.71
7.0.80.0000.01515.68
7.0.70.0040.00815.45
7.0.60.0170.03517.76
7.0.50.0070.04816.75
7.0.40.0070.04516.84
7.0.30.0280.04016.84
7.0.20.0210.03816.76
7.0.10.0060.02816.95
7.0.00.0060.02516.90
5.6.400.0030.01314.55
5.6.390.0090.00314.29
5.6.380.0040.00714.45
5.6.370.0060.00314.51
5.6.360.0090.00614.32
5.6.350.0060.00914.33
5.6.340.0030.01214.26
5.6.330.0040.01114.20
5.6.320.0000.01214.32
5.6.310.0030.00714.35
5.6.300.0030.00914.27
5.6.290.0070.00714.40
5.6.280.0000.04717.72
5.6.270.0090.00614.72
5.6.260.0080.00814.57
5.6.250.0090.00614.63
5.6.240.0080.00014.29
5.6.230.0080.00814.15
5.6.220.0060.00614.21
5.6.210.0070.04017.65
5.6.200.0070.02216.34
5.6.190.0060.02517.59
5.6.180.0180.02817.42
5.6.170.0150.02517.42
5.6.160.0110.04017.43
5.6.150.0120.04216.30
5.6.140.0030.03116.29
5.6.130.0050.04016.25
5.6.120.0080.04517.53
5.6.110.0080.04417.78
5.6.100.0110.02317.75
5.6.90.0070.04717.72
5.6.80.0050.03517.36
5.6.70.0080.00814.13
5.6.60.0060.00914.30
5.6.50.0060.00914.38
5.6.40.0070.00714.32
5.6.30.0030.00914.18
5.6.20.0000.01214.44
5.6.10.0030.01014.14
5.6.00.0000.01714.24
5.5.380.0090.00614.38
5.5.370.0030.01314.27
5.5.360.0050.00514.26
5.5.350.0100.04717.33
5.5.340.0100.04616.14
5.5.330.0030.02517.12
5.5.320.0230.03517.08
5.5.310.0150.02617.15
5.5.300.0060.02016.16
5.5.290.0110.03016.02
5.5.280.0050.04617.68
5.5.270.0060.02417.57
5.5.260.0080.04017.67
5.5.250.0070.04717.60
5.5.240.0120.04217.43
5.5.230.0090.00614.20
5.5.220.0080.00814.44
5.5.210.0100.00214.13
5.5.200.0000.01114.31
5.5.190.0070.01014.31
5.5.180.0090.00614.26
5.5.170.0060.00914.07
5.5.160.0040.01214.15
5.5.150.0130.00314.25
5.5.140.0070.00714.23
5.5.130.0070.01114.20
5.5.120.0070.00714.11
5.5.110.0070.01113.98
5.5.100.0130.00714.13
5.5.90.0070.00714.17
5.5.80.0030.01013.94
5.5.70.0120.00014.14
5.5.60.0040.01114.11
5.5.50.0060.00614.29
5.5.40.0040.00913.79
5.5.30.0030.01314.13
5.5.20.0090.00614.14
5.5.10.0060.00914.01
5.5.00.0130.00313.88
5.4.450.0100.03016.45
5.4.440.0460.03416.36
5.4.430.0100.03516.22
5.4.420.0520.03016.41
5.4.410.0520.03216.15
5.4.400.0060.02816.31
5.4.390.0410.03616.15
5.4.380.0180.03215.92
5.4.370.0210.02815.95
5.4.360.0200.03016.03
5.4.350.0240.03815.96
5.4.340.0170.03616.01
5.4.330.0100.00013.30
5.4.320.0070.02312.88
5.4.310.0080.02112.88
5.4.300.0050.02412.88
5.4.290.0040.02812.88
5.4.280.0040.02312.83
5.4.270.0060.02312.83
5.4.260.0050.02412.83
5.4.250.0100.02712.83
5.4.240.0070.02712.83
5.4.230.0100.02312.82
5.4.220.0060.02812.82
5.4.210.0050.02212.82
5.4.200.0030.02512.82
5.4.190.0050.02312.82
5.4.180.0040.02312.82
5.4.170.0020.02212.83
5.4.160.0040.02312.82
5.4.150.0060.02512.82
5.4.140.0040.02112.66
5.4.130.0070.01912.66
5.4.120.0030.02312.64
5.4.110.0040.02012.64
5.4.100.0040.02212.64
5.4.90.0030.02412.63
5.4.80.0030.02312.64
5.4.70.0060.01912.64
5.4.60.0110.02112.63
5.4.50.0060.02312.63
5.4.40.0030.02212.63
5.4.30.0080.02112.63
5.4.20.0050.02212.63
5.4.10.0020.02312.63
5.4.00.0020.02212.38
5.3.290.0070.03712.80
5.3.280.0100.03312.71
5.3.270.0030.04212.72
5.3.260.0030.04212.72
5.3.250.0070.03712.72
5.3.240.0070.03512.72
5.3.230.0040.03912.71
5.3.220.0090.04912.68
5.3.210.0110.04712.68
5.3.200.0080.04012.68
5.3.190.0060.04412.68
5.3.180.0070.03612.68
5.3.170.0050.03812.67
5.3.160.0040.03812.68
5.3.150.0080.03512.67
5.3.140.0050.03712.66
5.3.130.0100.03712.66
5.3.120.0080.03812.66
5.3.110.0070.04112.66
5.3.100.0040.04012.12
5.3.90.0040.03912.08
5.3.80.0080.04012.08
5.3.70.0040.04212.08
5.3.60.0080.04412.07
5.3.50.0080.04712.00
5.3.40.0070.04212.00
5.3.30.0060.03811.96
5.3.20.0090.03711.75
5.3.10.0120.03111.70
5.3.00.0070.03811.69
5.2.170.0040.0339.20
5.2.160.0080.0299.20
5.2.150.0030.0379.20
5.2.140.0060.0329.20
5.2.130.0030.0319.15
5.2.120.0070.0269.15
5.2.110.0050.0339.16
5.2.100.0050.0289.16
5.2.90.0060.0349.16
5.2.80.0050.0349.16
5.2.70.0060.0359.16
5.2.60.0050.0339.11
5.2.50.0090.0319.07
5.2.40.0050.0319.06
5.2.30.0050.0409.04
5.2.20.0050.0309.02
5.2.10.0030.0308.93
5.2.00.0050.0298.79
5.1.60.0030.0278.07
5.1.50.0060.0238.07
5.1.40.0040.0288.05
5.1.30.0100.0228.39
5.1.20.0050.0258.41
5.1.10.0060.0298.15
5.1.00.0030.0278.15
5.0.50.0030.0216.64
5.0.40.0030.0206.50
5.0.30.0040.0326.30
5.0.20.0060.0246.28
5.0.10.0010.0256.26
5.0.00.0020.0326.24
4.4.90.0050.0144.78
4.4.80.0020.0164.75
4.4.70.0020.0164.76
4.4.60.0020.0164.75
4.4.50.0080.0164.77
4.4.40.0020.0284.71
4.4.30.0020.0164.76
4.4.20.0060.0154.84
4.4.10.0030.0204.85
4.4.00.0050.0254.76
4.3.110.0040.0194.67
4.3.100.0050.0154.67
4.3.90.0030.0144.63
4.3.80.0050.0294.58
4.3.70.0050.0194.63
4.3.60.0030.0194.63
4.3.50.0020.0194.63
4.3.40.0030.0274.54
4.3.30.0020.0193.29
4.3.20.0030.0143.27
4.3.10.0000.0193.22
4.3.00.0070.0206.91

preferences:
52.74 ms | 401 KiB | 5 Q