3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL | E_STRICT); class A extends SimpleXMLElement { } $delimiter = "--------------------------------------------------------------------------------\n"; echo $delimiter; $xml1 = <<<XML <?xml version="1.0"?> <a> <b> <c> <value>Some Value</value> </c> </b> </a> XML; $a1 = new A($xml1); foreach ($a1->b->c->children() as $key => $value) { var_dump(isset($value)); }

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)
8.3.60.0180.00318.55
8.3.50.0110.00821.21
8.3.40.0120.00319.01
8.3.30.0140.00020.51
8.3.20.0030.00519.03
8.3.10.0080.00021.21
8.3.00.0040.00422.60
8.2.180.0140.00418.67
8.2.170.0040.01122.96
8.2.160.0100.00320.47
8.2.150.0030.00524.18
8.2.140.0150.00024.66
8.2.130.0070.00026.16
8.2.120.0070.00021.13
8.2.110.0090.00022.38
8.2.100.0040.00718.03
8.2.90.0000.00817.88
8.2.80.0030.00618.17
8.2.70.0040.00418.05
8.2.60.0050.00517.93
8.2.50.0060.00318.10
8.2.40.0090.00020.71
8.2.30.0050.00221.36
8.2.20.0040.00417.70
8.2.10.0000.00717.92
8.2.00.0030.00618.00
8.1.280.0040.01125.92
8.1.270.0080.00023.99
8.1.260.0050.00326.35
8.1.250.0030.00528.09
8.1.240.0000.00920.89
8.1.230.0040.00719.16
8.1.220.0060.00317.90
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0090.00017.35
8.1.180.0060.00318.10
8.1.170.0000.00918.77
8.1.160.0060.00319.08
8.1.150.0060.00318.85
8.1.140.0080.00017.59
8.1.130.0000.00718.00
8.1.120.0040.00417.72
8.1.110.0000.00917.57
8.1.100.0040.00417.52
8.1.90.0000.00717.68
8.1.80.0000.00717.62
8.1.70.0040.00417.68
8.1.60.0030.00517.79
8.1.50.0070.00017.71
8.1.40.0040.00417.60
8.1.30.0000.00817.72
8.1.20.0040.00417.79
8.1.10.0050.00317.82
8.1.00.0000.00817.69
8.0.300.0040.00421.82
8.0.290.0040.00417.00
8.0.280.0000.00718.54
8.0.270.0000.00817.52
8.0.260.0040.00417.11
8.0.250.0070.00017.13
8.0.240.0050.00317.14
8.0.230.0060.00317.18
8.0.220.0030.00317.13
8.0.210.0030.00317.13
8.0.200.0060.00317.11
8.0.190.0070.00017.11
8.0.180.0050.00317.11
8.0.170.0000.00817.12
8.0.160.0030.00317.23
8.0.150.0030.00617.02
8.0.140.0000.01117.14
8.0.130.0060.00013.55
8.0.120.0000.00817.06
8.0.110.0030.00517.07
8.0.100.0040.00417.20
8.0.90.0050.00217.11
8.0.80.0030.01217.09
8.0.70.0000.00717.18
8.0.60.0040.00417.15
8.0.50.0000.00717.02
8.0.30.0110.00817.23
8.0.20.0120.00717.40
8.0.10.0030.00617.14
8.0.00.0060.01316.81
7.4.330.0000.00616.87
7.4.320.0030.00316.79
7.4.300.0040.00416.84
7.4.290.0090.00016.68
7.4.280.0000.00616.66
7.4.270.0030.00316.68
7.4.260.0030.00313.45
7.4.250.0040.00416.64
7.4.240.0040.00416.75
7.4.230.0000.00716.82
7.4.220.0130.01316.73
7.4.210.0070.00816.74
7.4.200.0030.00316.81
7.4.190.0050.00216.64
7.4.160.0070.01016.72
7.4.150.0100.01717.40
7.4.140.0100.01017.86
7.4.130.0090.00916.62
7.4.120.0090.00716.70
7.4.110.0100.00716.86
7.4.100.0090.00916.72
7.4.90.0090.00916.81
7.4.80.0060.01219.39
7.4.70.0000.02216.84
7.4.60.0070.01016.64
7.4.50.0000.00916.61
7.4.40.0060.00622.77
7.4.30.0070.01416.61
7.4.10.0000.01714.73
7.4.00.0100.00715.01
7.3.330.0000.00513.59
7.3.320.0000.00613.54
7.3.310.0040.00416.53
7.3.300.0090.00016.43
7.3.290.0060.00816.55
7.3.280.0100.00716.55
7.3.270.0100.00717.40
7.3.260.0100.01118.24
7.3.250.0100.00616.55
7.3.240.0120.00616.54
7.3.230.0090.00916.73
7.3.210.0170.00016.82
7.3.200.0180.00319.39
7.3.190.0120.00316.77
7.3.180.0040.01216.75
7.3.170.0100.01016.69
7.3.160.0110.00516.71
7.3.130.0030.01615.05
7.3.120.0040.01315.02
7.3.110.0090.00914.64
7.3.100.0090.00614.98
7.3.90.0100.00314.94
7.3.80.0070.00715.18
7.3.70.0100.00614.84
7.3.60.0030.01014.74
7.3.50.0090.00914.73
7.3.40.0090.00614.63
7.3.30.0110.00414.93
7.3.20.0060.00616.78
7.3.10.0030.00716.92
7.3.00.0080.00816.88
7.2.330.0090.01216.99
7.2.320.0100.00717.02
7.2.310.0120.00617.03
7.2.300.0060.01016.97
7.2.290.0090.00816.78
7.2.260.0080.01214.79
7.2.250.0030.01415.33
7.2.240.0000.01714.96
7.2.230.0040.00815.23
7.2.220.0040.00815.33
7.2.210.0030.01015.27
7.2.200.0110.00315.05
7.2.190.0120.00315.12
7.2.180.0030.01514.96
7.2.170.0040.01115.25
7.2.160.0090.00615.16
7.2.150.0030.00616.88
7.2.140.0070.00717.02
7.2.130.0070.00717.02
7.2.120.0000.01416.85
7.2.110.0030.00617.03
7.2.100.0070.01116.84
7.2.90.0100.00617.24
7.2.80.0120.00016.70
7.2.70.0040.01117.13
7.2.60.0060.00816.97
7.2.50.0090.00916.88
7.2.40.0080.00317.04
7.2.30.0060.01317.12
7.2.20.0100.00717.23
7.2.10.0040.01117.01
7.2.00.0000.01216.94
7.1.330.0070.00715.82
7.1.320.0040.01415.94
7.1.310.0030.01015.68
7.1.300.0070.00415.79
7.1.290.0060.00615.75
7.1.280.0040.01115.68
7.1.270.0000.01515.86
7.1.260.0030.00615.90
7.1.250.0040.01115.84
7.1.240.0040.01115.98
7.1.230.0000.00915.99
7.1.220.0000.01515.78
7.1.210.0030.01315.67
7.1.200.0080.00215.82
7.1.190.0030.01015.95
7.1.180.0060.00915.84
7.1.170.0000.01416.01
7.1.160.0100.00715.82
7.1.150.0030.01016.07
7.1.140.0070.00715.78
7.1.130.0060.00315.70
7.1.120.0070.01015.48
7.1.110.0030.01015.85
7.1.100.0090.00317.01
7.1.90.0100.00615.98
7.1.80.0030.00915.80
7.1.70.0070.00816.48
7.1.60.0070.01417.40
7.1.50.0120.00516.46
7.1.40.0060.00615.57
7.1.30.0040.01215.73
7.1.20.0070.00715.74
7.1.10.0030.00615.88
7.1.00.0060.03419.32
7.0.330.0030.01015.40
7.0.320.0070.00715.71
7.0.310.0130.00015.64
7.0.300.0030.01015.39
7.0.290.0000.01515.24
7.0.280.0080.00315.52
7.0.270.0030.01115.45
7.0.260.0090.00615.59
7.0.250.0070.00315.43
7.0.240.0090.00615.23
7.0.230.0030.01015.30
7.0.220.0100.00315.57
7.0.210.0070.00715.46
7.0.200.0050.00516.24
7.0.190.0090.00315.63
7.0.180.0060.01015.47
7.0.170.0090.00015.34
7.0.160.0030.01015.64
7.0.150.0030.00715.52
7.0.140.0030.04218.91
7.0.130.0030.00715.41
7.0.120.0080.00415.55
7.0.110.0060.00615.38
7.0.100.0020.02617.85
7.0.90.0080.04217.74
7.0.80.0070.02417.87
7.0.70.0090.03517.71
7.0.60.0080.03917.78
7.0.50.0050.03918.03
7.0.40.0080.02216.96
7.0.30.0040.02816.86
7.0.20.0120.04516.84
7.0.10.0100.03716.96
7.0.00.0030.02216.84
5.6.400.0060.01214.58
5.6.390.0080.00614.40
5.6.380.0040.01114.17
5.6.370.0050.00514.47
5.6.360.0000.01414.50
5.6.350.0110.00814.35
5.6.340.0090.00914.53
5.6.330.0100.00614.65
5.6.320.0090.00614.41
5.6.310.0070.01014.40
5.6.300.0000.01114.52
5.6.290.0070.00714.37
5.6.280.0060.03817.81
5.6.270.0000.01314.44
5.6.260.0060.00914.25
5.6.250.0070.04317.50
5.6.240.0030.03317.64
5.6.230.0070.03217.63
5.6.220.0070.02917.51
5.6.210.0000.02817.57
5.6.200.0050.04017.77
5.6.190.0050.02417.65
5.6.180.0090.01917.61
5.6.170.0060.04317.59
5.6.160.0080.03617.90
5.6.150.0070.04417.64
5.6.140.0050.02317.72
5.6.130.0030.04617.75
5.6.120.0060.02317.81
5.6.110.0100.04617.66
5.6.100.0090.03117.55
5.6.90.0050.04817.70
5.6.80.0070.02417.29
5.6.70.0050.02817.40
5.6.60.0030.02617.56
5.6.50.0050.02517.38
5.6.40.0070.03017.31
5.6.30.0100.02317.34
5.6.20.0090.04117.52
5.6.10.0100.03017.41
5.6.00.0060.03517.31
5.5.380.0020.04817.53
5.5.370.0050.03917.38
5.5.360.0050.04017.32
5.5.350.0130.02217.36
5.5.340.0080.02117.66
5.5.330.0070.03217.46
5.5.320.0090.02917.54
5.5.310.0030.04917.69
5.5.300.0070.04117.64
5.5.290.0050.03917.74
5.5.280.0050.03317.54
5.5.270.0060.02217.60
5.5.260.0030.03817.60
5.5.250.0020.03017.40
5.5.240.0090.03917.15
5.5.230.0030.04617.34
5.5.220.0090.03817.29
5.5.210.0050.04417.36
5.5.200.0080.02317.39
5.5.190.0050.02717.23
5.5.180.0060.04817.23
5.5.170.0030.01414.39
5.5.160.0030.02717.29
5.5.150.0070.02217.24
5.5.140.0110.03117.33
5.5.130.0030.02717.13
5.5.120.0040.02917.13
5.5.110.0090.03817.27
5.5.100.0070.04117.22
5.5.90.0100.03717.24
5.5.80.0070.04317.18
5.5.70.0060.03017.31
5.5.60.0020.04617.17
5.5.50.0070.03717.26
5.5.40.0130.03117.13
5.5.30.0030.04217.20
5.5.20.0110.02617.29
5.5.10.0080.02817.15
5.5.00.0070.02317.19
5.4.450.0000.03115.20
5.4.440.0080.01915.04
5.4.430.0070.04015.38
5.4.420.0050.03015.19
5.4.410.0050.02215.36
5.4.400.0030.03815.15
5.4.390.0050.02515.02
5.4.380.0050.04015.13
5.4.370.0060.03814.99
5.4.360.0050.02015.27
5.4.350.0050.02215.21
5.4.340.0080.04014.94
5.4.330.0060.00610.99
5.4.320.0070.02815.21
5.4.310.0030.03515.21
5.4.300.0040.02914.93
5.4.290.0050.04015.16
5.4.280.0060.03115.23
5.4.270.0040.03915.16
5.4.260.0020.02915.05
5.4.250.0030.03815.20
5.4.240.0060.03915.06
5.4.230.0070.02515.11
5.4.220.0030.02715.24
5.4.210.0100.03415.11
5.4.200.0060.03914.94
5.4.190.0050.01815.10
5.4.180.0080.03515.11
5.4.170.0030.02214.88
5.4.160.0030.04315.09
5.4.150.0070.02215.13
5.4.140.0070.03213.94
5.4.130.0010.02313.86
5.4.120.0050.02113.91
5.4.110.0080.03413.64
5.4.100.0070.03813.72
5.4.90.0030.04013.79
5.4.80.0000.04213.78
5.4.70.0020.04313.79
5.4.60.0070.03813.84
5.4.50.0060.01613.88
5.4.40.0070.03713.69
5.4.30.0090.02613.65
5.4.20.0040.02113.95
5.4.10.0030.04313.69
5.4.00.0030.02013.56
5.3.290.0030.02212.88
5.3.280.0020.04312.72
5.3.270.0080.01712.81
5.3.260.0030.03112.64
5.3.250.0030.02012.80
5.3.240.0020.02512.69
5.3.230.0040.04412.66
5.3.220.0070.03812.63
5.3.210.0020.04712.56
5.3.200.0030.02312.52
5.3.190.0040.03912.55
5.3.180.0060.02012.55
5.3.170.0130.03112.59
5.3.160.0030.02012.54
5.3.150.0080.03112.74
5.3.140.0060.03012.60
5.3.130.0020.02312.62
5.3.120.0020.03112.49
5.3.110.0080.03312.70
5.3.100.0030.02512.40
5.3.90.0050.03912.37
5.3.80.0020.04112.26
5.3.70.0040.03312.30
5.3.60.0030.02012.37
5.3.50.0050.02212.29
5.3.40.0020.02212.27
5.3.30.0080.01712.25
5.3.20.0000.03912.22
5.3.10.0050.03211.90
5.3.00.0090.03212.11
5.2.170.0000.03011.59
5.2.160.0000.04311.59
5.2.150.0030.04311.59
5.2.140.0030.05711.59
5.2.130.0070.02711.59
5.2.120.0070.02711.59
5.2.110.0030.06311.59
5.2.100.0000.03311.59
5.2.90.0000.03011.59
5.2.80.0030.06311.59
5.2.70.0030.05011.59
5.2.60.0070.05011.59
5.2.50.0030.03311.59
5.2.40.0070.02711.59
5.2.30.0000.03011.59
5.2.20.0030.05711.59
5.2.10.0030.02711.59
5.2.00.0000.03011.59
5.1.60.0030.05011.59
5.1.50.0030.02011.59
5.1.40.0030.02311.59
5.1.30.0070.05011.59
5.1.20.0030.06311.59
5.1.10.0100.03311.59
5.1.00.0000.02711.59
5.0.50.0030.04711.59
5.0.40.0030.02711.59
5.0.30.0030.05311.59
5.0.20.0070.03011.59
5.0.10.0030.04011.59
5.0.00.0030.04711.59
4.4.90.0030.01311.59
4.4.80.0070.01011.59
4.4.70.0000.03711.59
4.4.60.0000.02711.59
4.4.50.0000.03311.59
4.4.40.0000.05311.59
4.4.30.0000.03711.59
4.4.20.0030.03011.59
4.4.10.0000.02011.59
4.4.00.0000.04711.59
4.3.110.0030.01711.59
4.3.100.0000.02711.59
4.3.90.0000.03011.59
4.3.80.0070.02311.59
4.3.70.0000.02011.59
4.3.60.0070.01711.59
4.3.50.0030.03711.59
4.3.40.0030.02311.59
4.3.30.0030.01711.59
4.3.20.0000.01711.59
4.3.10.0030.01311.59
4.3.00.0000.02011.59

preferences:
51.21 ms | 401 KiB | 5 Q