3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyElement extends DOMElement { } // #1 - okay $dom = new DOMDocument(); $e = new MyElement("e"); $dom->appendChild($e); echo get_class($dom->childNodes->item(0)) . "\n"; // #2 - wrong $dom = new DOMDocument(); $dom->appendChild(new MyElement("e")); echo get_class($dom->childNodes->item(0)) . "\n"; // #3 - wrong $dom = new DOMDocument(); $e = new MyElement("e"); $dom->appendChild($e); echo get_class($dom->childNodes->item(0)) . "\n"; $e = null; echo get_class($dom->childNodes->item(0)) . "\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)
8.3.60.0100.00318.18
8.3.50.0080.00721.27
8.3.40.0110.00418.85
8.3.30.0090.00618.68
8.3.20.0050.00318.57
8.3.10.0040.00421.08
8.3.00.0040.00423.78
8.2.180.0130.00616.63
8.2.170.0100.00722.96
8.2.160.0070.00720.52
8.2.150.0100.01024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00820.75
8.2.110.0070.00421.00
8.2.100.0040.00818.22
8.2.90.0030.00619.09
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0000.00817.93
8.2.50.0040.00418.10
8.2.40.0050.00318.34
8.2.30.0000.00919.73
8.2.20.0070.00017.74
8.2.10.0040.00417.71
8.2.00.0000.00817.77
8.1.280.0070.00725.92
8.1.270.0070.00024.66
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00623.84
8.1.230.0090.00320.44
8.1.220.0090.00317.78
8.1.210.0030.00618.77
8.1.200.0000.01017.35
8.1.190.0000.00817.22
8.1.180.0060.00318.10
8.1.170.0000.00918.64
8.1.160.0000.00719.02
8.1.150.0040.00418.53
8.1.140.0060.00317.35
8.1.130.0070.00017.84
8.1.120.0000.00717.46
8.1.110.0040.00417.43
8.1.100.0070.00017.48
8.1.90.0050.00317.49
8.1.80.0040.00417.44
8.1.70.0070.00017.48
8.1.60.0040.00817.53
8.1.50.0040.00417.45
8.1.40.0000.00817.59
8.1.30.0000.00817.66
8.1.20.0000.00717.69
8.1.10.0040.00417.53
8.1.00.0070.00417.55
8.0.300.0000.00718.77
8.0.290.0050.00316.88
8.0.280.0030.00318.52
8.0.270.0000.00717.19
8.0.260.0030.00516.83
8.0.250.0080.00017.03
8.0.240.0040.00416.94
8.0.230.0000.00716.95
8.0.220.0030.00316.86
8.0.210.0000.00716.95
8.0.200.0000.00816.96
8.0.190.0030.00517.00
8.0.180.0000.00716.99
8.0.170.0030.00317.01
8.0.160.0000.00716.95
8.0.150.0080.00016.86
8.0.140.0000.00816.87
8.0.130.0080.00013.33
8.0.120.0000.00816.86
8.0.110.0050.00216.77
8.0.100.0040.00416.79
8.0.90.0070.00016.87
8.0.80.0150.00616.95
8.0.70.0000.00816.96
8.0.60.0070.00016.74
8.0.50.0000.00716.73
8.0.30.0110.00717.04
8.0.20.0100.00817.40
8.0.10.0050.00317.09
8.0.00.0090.01116.71
7.4.330.0030.00314.82
7.4.320.0000.00616.63
7.4.300.0000.00716.64
7.4.290.0030.00616.45
7.4.280.0050.00316.36
7.4.270.0000.00816.44
7.4.260.0000.00813.22
7.4.250.0080.00016.61
7.4.240.0000.00716.51
7.4.230.0000.00716.68
7.4.220.0030.01316.40
7.4.210.0070.00716.53
7.4.200.0000.00716.56
7.4.190.0030.00316.32
7.4.160.0090.00716.46
7.4.150.0040.01317.40
7.4.140.0110.00617.86
7.4.130.0100.00716.62
7.4.120.0120.00616.53
7.4.110.0060.01616.23
7.4.100.0090.00816.49
7.4.90.0130.00716.44
7.4.80.0000.01919.37
7.4.70.0110.00616.41
7.4.60.0060.01616.54
7.4.50.0040.00416.20
7.4.40.0040.01122.27
7.4.30.0060.01516.40
7.4.00.0030.01414.85
7.3.330.0030.00313.16
7.3.320.0030.00313.15
7.3.310.0000.00816.34
7.3.300.0000.00716.31
7.3.290.0080.00816.27
7.3.280.0110.00716.24
7.3.270.0120.01217.40
7.3.260.0100.01118.24
7.3.250.0110.01016.39
7.3.240.0040.01216.31
7.3.230.0030.01316.39
7.3.210.0150.00316.33
7.3.200.0110.01119.39
7.3.190.0090.00816.58
7.3.180.0060.01016.39
7.3.170.0030.01316.60
7.3.160.0090.00616.34
7.3.120.0030.01314.90
7.3.110.0070.00714.79
7.3.100.0080.00514.72
7.3.90.0060.00714.93
7.3.80.0050.00614.69
7.3.70.0090.00314.69
7.3.60.0040.00914.85
7.3.50.0050.00814.62
7.3.40.0030.01014.79
7.3.30.0020.01114.85
7.3.20.0020.01316.52
7.3.10.0100.00516.60
7.3.00.0040.01116.71
7.2.330.0060.01216.41
7.2.320.0060.01516.43
7.2.310.0150.00616.82
7.2.300.0030.01316.95
7.2.290.0100.00716.81
7.2.250.0090.01014.66
7.2.240.0080.01015.21
7.2.230.0030.00914.96
7.2.220.0030.00915.09
7.2.210.0070.00615.03
7.2.200.0030.01015.01
7.2.190.0060.00614.94
7.2.180.0070.00915.17
7.2.170.0070.00714.89
7.2.00.0000.01019.26
7.1.330.0080.00415.82
7.1.320.0080.00715.93
7.1.310.0030.00815.87
7.1.300.0070.00315.84
7.1.290.0080.00515.72
7.1.280.0030.00915.80
7.1.270.0020.01115.78
7.1.260.0050.00915.86
7.1.100.0120.00318.02
7.1.70.0000.00717.34
7.1.60.0040.00716.97
7.1.50.0060.01216.90
7.1.00.0000.03722.35
7.0.200.0030.01316.58
7.0.140.0000.07721.92
7.0.100.0800.06020.19
7.0.90.0470.08720.16
7.0.80.0500.07020.04
7.0.70.0230.07319.88
7.0.60.0500.07319.95
7.0.50.0700.06720.38
7.0.40.0200.07720.04
7.0.30.0030.09020.07
7.0.20.0100.08020.19
7.0.10.0030.08320.16
7.0.00.0000.08320.00
5.6.280.0030.07021.16
5.6.250.0070.08320.59
5.6.240.0070.07320.66
5.6.230.0170.07320.78
5.6.220.0100.08020.57
5.6.210.0270.06720.64
5.6.200.0170.07020.96
5.6.190.0130.07721.09
5.6.180.0130.05321.20
5.6.170.0070.07721.11
5.6.160.0100.07721.09
5.6.150.0170.07020.99
5.6.140.0070.08320.97
5.6.130.0130.08021.05
5.6.120.0070.06320.97
5.6.110.0070.09021.02
5.6.100.0030.08721.11
5.6.90.0100.08721.05
5.6.80.0030.04020.47
5.6.70.0070.06020.48
5.6.60.0130.07320.44
5.6.50.0100.07720.58
5.6.40.0000.08720.46
5.6.30.0100.07320.46
5.6.20.0030.08020.46
5.6.10.0070.06320.45
5.6.00.0070.05720.48
5.5.380.0170.06720.48
5.5.370.0130.04020.42
5.5.360.0130.07320.46
5.5.350.0170.07020.35
5.5.340.0030.08720.66
5.5.330.0000.06320.76
5.5.320.0100.08320.78
5.5.310.0070.07720.82
5.5.300.0000.07320.82
5.5.290.0070.08720.80
5.5.280.0030.09020.75
5.5.270.0100.08020.79
5.5.260.0100.07320.79
5.5.250.0170.07020.72
5.5.240.0030.08320.30
5.5.230.0100.05320.23
5.5.220.0170.07320.26
5.5.210.0070.05020.15
5.5.200.0100.06320.24
5.5.190.0070.06720.17
5.5.180.0070.08020.09
5.5.160.0100.04020.13
5.5.150.0070.04320.18
5.5.140.0070.03720.26
5.5.130.0000.07320.14
5.5.120.0030.04020.23
5.5.110.0030.04020.27
5.5.100.0070.03320.07
5.5.90.0070.03720.13
5.5.80.0100.03720.03
5.5.70.0100.03720.02
5.5.60.0000.07020.16
5.5.50.0200.05720.15
5.5.40.0130.06020.08
5.5.30.0130.06020.15
5.5.20.0070.04320.16
5.5.10.0070.08320.06
5.5.00.0030.03720.05
5.4.450.0030.08019.47
5.4.440.0070.06719.37
5.4.430.0130.07319.46
5.4.420.0130.07319.50
5.4.410.0030.05019.32
5.4.400.0130.07019.04
5.4.390.0030.08319.23
5.4.380.0200.06019.03
5.4.370.0100.05319.23
5.4.360.0100.08018.95
5.4.350.0100.07719.03
5.4.340.0070.04719.05
5.4.320.0030.04719.14
5.4.310.0030.03718.86
5.4.300.0070.05719.05
5.4.290.0030.06719.21
5.4.280.0000.04018.92
5.4.270.0070.03318.87
5.4.260.0130.04018.95
5.4.250.0030.03719.04
5.4.240.0000.04718.96
5.4.230.0070.03718.90
5.4.220.0030.07718.87
5.4.210.0070.05318.84
5.4.200.0030.07719.09
5.4.190.0030.07018.87
5.4.180.0000.05319.02
5.4.170.0030.08019.11
5.4.160.0000.04319.01
5.4.150.0070.05719.10
5.4.140.0030.05016.51
5.4.130.0070.04716.20
5.4.120.0100.03016.43
5.4.110.0070.03016.29
5.4.100.0070.03316.32
5.4.90.0030.03316.34
5.4.80.0000.04016.50
5.4.70.0000.03716.53
5.4.60.0030.04016.37
5.4.50.0030.05016.31
5.4.40.0070.05016.32
5.4.30.0100.03016.26
5.4.20.0000.06016.47
5.4.10.0000.07316.40
5.4.00.0030.03715.91
5.3.290.0030.04014.78
5.3.280.0000.04014.57
5.3.270.0030.03714.64
5.3.260.0100.07014.58
5.3.250.0100.03014.68
5.3.240.0000.04014.75
5.3.230.0030.03314.55
5.3.220.0030.06314.71
5.3.210.0000.04014.58
5.3.200.0070.03714.56
5.3.190.0030.03714.64
5.3.180.0030.03714.54
5.3.170.0100.03014.65
5.3.160.0000.04014.71
5.3.150.0030.06314.59
5.3.140.0000.03714.64
5.3.130.0070.04714.50
5.3.120.0100.03014.63
5.3.110.0000.04314.49
5.3.100.0030.03314.18
5.3.90.0030.03314.01
5.3.80.0070.03314.13
5.3.70.0030.05314.15
5.3.60.0030.04014.01
5.3.50.0000.04013.90
5.3.40.0070.07013.90
5.3.30.0000.03713.84
5.3.20.0030.03713.63
5.3.10.0000.03313.81
5.3.00.0000.04013.72
5.2.170.0000.03711.29
5.2.160.0100.02011.10
5.2.150.0070.05311.10
5.2.140.0000.03011.02
5.2.130.0000.05010.99
5.2.120.0000.03011.20
5.2.110.0000.03011.25
5.2.100.0000.03011.05
5.2.90.0030.02711.18
5.2.80.0070.05011.18
5.2.70.0030.02711.21
5.2.60.0030.03710.99
5.2.50.0000.04311.13
5.2.40.0000.03311.12
5.2.30.0100.05310.98
5.2.20.0100.06011.09
5.2.10.0030.06310.97
5.2.00.0030.06010.77
5.1.60.0130.04310.07
5.1.50.0000.05010.07
5.1.40.0070.05010.11
5.1.30.0030.05710.39
5.1.20.0030.05710.45
5.1.10.0000.0609.93
5.1.00.0070.05310.20
5.0.50.0000.0508.58
5.0.40.0100.0408.53
5.0.30.0030.0678.09
5.0.20.0100.0338.23
5.0.10.0070.0238.26
5.0.00.0030.0638.21
4.4.90.0070.0237.97
4.4.80.0030.0307.97
4.4.70.0030.0337.97
4.4.60.0030.0337.97
4.4.50.0000.0337.97
4.4.40.0070.0437.97
4.4.30.0030.0337.97
4.4.20.0000.0407.97
4.4.10.0000.0377.97
4.4.00.0000.0577.97
4.3.110.0170.0177.97
4.3.100.0070.0337.97
4.3.90.0000.0377.97
4.3.80.0030.0507.97
4.3.70.0000.0337.97
4.3.60.0030.0337.97
4.3.50.0030.0337.97
4.3.40.0030.0507.97
4.3.30.0000.0377.97
4.3.20.0030.0277.97
4.3.10.0000.0377.97
4.3.00.0030.0337.97

preferences:
45.65 ms | 401 KiB | 5 Q