3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyXML extends SimpleXMLElement { public function firstChild() { $children = $this->children(); foreach ($children as $key => $value) break; /*var_dump( $this->getName(), $key );*/ return $value; } public function t() { } } $s = '<?xml version="1.0" encoding="utf-8" standalone="yes" ?>'. '<request>'. ' <body>'. ' <rows>'. ' <row id="1"/>'. ' <row id="2"/>'. ' <row id="3"/>'. ' <row2 ver="2.0">test data</row2>'. ' </rows>'. ' </body>'. '</request>'; $obj = new MyXML($s); $row = $obj->firstChild()->firstChild()->firstChild(); var_dump($row); foreach ($row as $r) var_dump($r);

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)
8.3.60.0110.00416.63
8.3.50.0120.00722.16
8.3.40.0110.01118.95
8.3.30.0070.00719.16
8.3.20.0000.00820.45
8.3.10.0060.00322.15
8.3.00.0050.00321.02
8.2.180.0070.01118.51
8.2.170.0090.00622.96
8.2.160.0080.00820.51
8.2.150.0060.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0070.00022.36
8.2.110.0040.00422.36
8.2.100.0120.00017.97
8.2.90.0040.00419.42
8.2.80.0000.00818.28
8.2.70.0030.00617.63
8.2.60.0050.00318.29
8.2.50.0030.00518.07
8.2.40.0000.00818.41
8.2.30.0040.00418.24
8.2.20.0000.00717.81
8.2.10.0070.00018.02
8.2.00.0040.00417.83
8.1.280.0060.00925.92
8.1.270.0000.00924.17
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0000.00924.07
8.1.230.0000.01119.30
8.1.220.0080.00017.90
8.1.210.0040.00418.77
8.1.200.0070.00317.48
8.1.190.0040.00417.64
8.1.180.0090.00018.10
8.1.170.0170.00018.57
8.1.160.0000.00722.11
8.1.150.0040.00418.84
8.1.140.0070.00017.55
8.1.130.0000.00718.14
8.1.120.0040.00417.52
8.1.110.0030.00617.54
8.1.100.0000.00717.63
8.1.90.0000.00817.60
8.1.80.0000.00817.73
8.1.70.0070.00017.53
8.1.60.0060.00317.82
8.1.50.0030.00517.78
8.1.40.0030.00617.75
8.1.30.0040.00417.72
8.1.20.0050.00317.84
8.1.10.0000.00817.70
8.1.00.0080.00017.68
8.0.300.0050.00218.77
8.0.290.0070.00017.30
8.0.280.0030.00318.77
8.0.270.0070.00017.47
8.0.260.0070.00017.03
8.0.250.0000.00717.04
8.0.240.0030.00317.04
8.0.230.0030.00317.16
8.0.220.0040.00316.96
8.0.210.0070.00017.13
8.0.200.0030.00317.21
8.0.190.0060.00317.16
8.0.180.0070.00017.16
8.0.170.0000.00817.19
8.0.160.0000.00717.05
8.0.150.0000.00716.97
8.0.140.0050.00516.93
8.0.130.0000.00613.52
8.0.120.0050.00217.14
8.0.110.0070.00017.01
8.0.100.0030.00517.00
8.0.90.0000.00717.10
8.0.80.0060.01117.01
8.0.70.0000.00817.16
8.0.60.0030.00517.10
8.0.50.0000.00717.06
8.0.30.0060.01217.30
8.0.20.0160.00617.40
8.0.10.0040.00417.23
8.0.00.0080.01417.00
7.4.330.0030.00315.27
7.4.320.0060.00016.86
7.4.300.0050.00316.73
7.4.290.0000.00716.84
7.4.280.0050.00316.62
7.4.270.0000.00616.64
7.4.260.0030.00616.71
7.4.250.0030.00516.66
7.4.240.0020.00516.77
7.4.230.0030.00316.84
7.4.220.0060.00916.77
7.4.210.0070.01016.88
7.4.200.0070.00016.63
7.4.190.0040.00416.87
7.4.160.0100.00616.82
7.4.150.0100.00717.40
7.4.140.0070.01217.86
7.4.130.0100.00716.77
7.4.120.0150.00716.77
7.4.110.0070.01016.72
7.4.100.0070.01016.82
7.4.90.0030.01316.59
7.4.80.0150.00419.39
7.4.70.0110.00816.67
7.4.60.0140.00316.77
7.4.50.0030.00616.39
7.4.40.0070.00722.77
7.4.30.0060.01316.83
7.4.00.0090.00615.19
7.3.330.0050.00013.51
7.3.320.0000.00513.25
7.3.310.0050.00316.55
7.3.300.0030.00316.49
7.3.290.0080.01216.48
7.3.280.0060.01016.55
7.3.270.0120.00617.40
7.3.260.0270.01416.48
7.3.250.0090.00816.55
7.3.240.0120.00416.88
7.3.230.0130.00316.70
7.3.210.0140.00616.42
7.3.200.0000.01819.39
7.3.190.0100.01316.56
7.3.180.0100.00616.71
7.3.170.0000.01716.72
7.3.160.0100.00616.54
7.3.120.0110.00414.89
7.3.10.0060.00616.67
7.3.00.0070.00716.89
7.2.330.0060.01116.79
7.2.320.0110.00916.93
7.2.310.0100.00616.76
7.2.300.0060.01016.87
7.2.290.0080.00816.90
7.2.130.0000.01716.88
7.2.120.0050.00516.88
7.2.110.0040.00817.07
7.2.100.0030.00916.84
7.2.90.0000.00917.09
7.2.80.0000.01116.83
7.2.70.0040.00717.13
7.2.60.0030.00917.03
7.2.50.0060.00916.81
7.2.40.0060.00617.11
7.2.30.0070.00317.09
7.2.20.0060.00617.11
7.2.10.0060.00316.99
7.2.00.0020.01118.27
7.1.250.0030.00715.85
7.1.100.0070.00718.00
7.1.70.0070.00316.98
7.1.60.0080.00419.29
7.1.50.0040.01616.74
7.1.00.0030.07722.61
7.0.200.0030.00616.69
7.0.140.0030.07322.14
7.0.80.0330.07019.97
7.0.70.0100.07719.89
7.0.60.0330.07320.14
7.0.50.0030.05320.31
7.0.40.0000.04720.23
7.0.30.0130.04020.20
7.0.20.0000.05020.18
7.0.10.0100.03720.18
7.0.00.0200.06720.05
5.6.280.0030.07021.17
5.6.230.0100.04320.67
5.6.220.0100.07020.66
5.6.210.0070.04020.85
5.6.200.0100.08021.13
5.6.190.0070.06321.10
5.6.180.0130.06021.10
5.6.170.0100.05321.12
5.6.160.0100.06721.13
5.6.150.0070.04320.99
5.6.140.0130.04721.10
5.6.130.0070.09321.14
5.6.120.0030.05321.14
5.6.110.0070.08721.14
5.6.100.0170.07721.11
5.6.90.0130.04321.04
5.6.80.0100.06320.54
5.6.70.0070.04320.66
5.6.60.0130.07020.53
5.6.50.0000.05320.59
5.6.40.0170.06720.34
5.6.30.0030.06720.62
5.6.20.0100.08020.49
5.6.10.0170.07320.50
5.6.00.0030.08720.63
5.5.370.0030.08320.46
5.5.360.0070.06020.44
5.5.350.0030.06020.47
5.5.340.0030.06320.88
5.5.330.0070.08021.05
5.5.320.0170.08321.02
5.5.310.0030.07020.91
5.5.300.0070.04720.95
5.5.290.0100.07320.95
5.5.280.0100.08021.04
5.5.270.0100.04320.91
5.5.260.0100.07020.80
5.5.250.0130.07720.59
5.5.240.0030.06720.32
5.5.230.0000.08720.40
5.5.220.0070.04720.32
5.5.210.0030.05020.43
5.5.200.0070.04720.16
5.5.190.0130.07320.14
5.5.180.0070.07320.13
5.5.160.0200.04320.20
5.5.150.0130.04020.39
5.5.140.0070.08020.22
5.5.130.0070.04720.26
5.5.120.0030.05020.13
5.5.110.0130.05020.15
5.5.100.0030.06020.21
5.5.90.0030.04020.21
5.5.80.0070.05020.12
5.5.70.0230.06320.11
5.5.60.0100.07320.28
5.5.50.0030.08020.08
5.5.40.0130.07020.24
5.5.30.0070.03720.25
5.5.20.0070.07320.14
5.5.10.0070.04320.12
5.5.00.0100.05020.20
5.4.450.0070.07719.60
5.4.440.0170.06719.59
5.4.430.0030.08019.36
5.4.420.0070.07719.59
5.4.410.0030.04019.39
5.4.400.0100.07719.37
5.4.390.0030.04019.24
5.4.380.0000.06319.22
5.4.370.0130.06319.37
5.4.360.0070.05319.20
5.4.350.0100.07319.20
5.4.340.0100.04319.12
5.4.320.0100.07019.24
5.4.310.0070.06319.28
5.4.300.0030.08019.21
5.4.290.0000.07718.93
5.4.280.0070.06319.36
5.4.270.0170.07019.27
5.4.260.0070.04019.21
5.4.250.0170.04719.36
5.4.240.0170.07019.29
5.4.230.0030.07319.36
5.4.220.0070.07019.36
5.4.210.0100.06019.03
5.4.200.0170.03319.19
5.4.190.0100.04319.24
5.4.180.0070.08019.11
5.4.170.0030.05719.24
5.4.160.0130.07019.35
5.4.150.0030.08318.93
5.4.140.0000.05316.58
5.4.130.0070.05016.61
5.4.120.0070.05716.54
5.4.110.0030.08016.61
5.4.100.0070.07016.63
5.4.90.0030.05016.63
5.4.80.0070.07716.54
5.4.70.0070.05316.50
5.4.60.0030.03716.57
5.4.50.0130.06316.49
5.4.40.0070.03316.46
5.4.30.0100.06316.60
5.4.20.0070.03716.53
5.4.10.0030.03716.53
5.4.00.0000.07315.95
5.3.290.0070.05714.74
5.3.280.0070.07314.80
5.3.270.0200.03314.87
5.3.260.0100.06014.72
5.3.250.0070.07314.63
5.3.240.0100.07314.81
5.3.230.0070.08014.59
5.3.220.0130.07014.61
5.3.210.0070.07714.81
5.3.200.0000.07714.52
5.3.190.0070.04314.71
5.3.180.0130.04314.63
5.3.170.0100.05714.81
5.3.160.0100.05714.77
5.3.150.0130.07314.73
5.3.140.0070.04714.82
5.3.130.0000.04714.79
5.3.120.0000.04314.77
5.3.110.0100.07014.68
5.3.100.0070.05314.17
5.3.90.0130.04014.15
5.3.80.0130.07014.17
5.3.70.0030.06714.26
5.3.60.0030.03314.12
5.3.50.0000.07014.02
5.3.40.0100.06714.02
5.3.30.0030.07714.04
5.3.20.0000.07013.78
5.3.10.0070.04013.79
5.3.00.0100.07313.84
5.2.170.0030.03311.53
5.2.160.0030.03711.53
5.2.150.0030.03011.53
5.2.140.0070.04711.53
5.2.130.0070.03711.53
5.2.120.0100.05311.53
5.2.110.0070.05311.53
5.2.100.0130.05011.53
5.2.90.0070.05311.53
5.2.80.0030.06311.53
5.2.70.0030.04011.53
5.2.60.0030.03711.53
5.2.50.0200.03011.53
5.2.40.0030.04311.53
5.2.30.0130.04711.53
5.2.20.0030.03711.53
5.2.10.0000.04311.53
5.2.00.0000.06011.53
5.1.60.0030.04711.53
5.1.50.0030.03011.53
5.1.40.0000.05011.53
5.1.30.0070.05311.53
5.1.20.0030.03311.53
5.1.10.0030.05711.53
5.1.00.0030.05011.53
5.0.50.0030.02011.53
5.0.40.0030.04711.53
5.0.30.0030.04011.53
5.0.20.0030.03311.53
5.0.10.0030.03711.53
5.0.00.0030.06311.53
4.4.90.0030.01711.53
4.4.80.0030.03311.53
4.4.70.0000.02011.53
4.4.60.0030.03011.53
4.4.50.0030.03311.53
4.4.40.0000.05011.53
4.4.30.0000.02011.53
4.4.20.0030.03311.53
4.4.10.0030.01711.53
4.4.00.0000.05011.53
4.3.110.0000.02311.53
4.3.100.0030.02711.53
4.3.90.0000.02011.53
4.3.80.0000.02711.53
4.3.70.0030.03311.53
4.3.60.0100.02711.53
4.3.50.0100.02311.53
4.3.40.0070.03711.53
4.3.30.0000.03711.53
4.3.20.0030.02011.53
4.3.10.0000.01711.53
4.3.00.0000.03711.53

preferences:
57 ms | 400 KiB | 5 Q