3v4l.org

run code in 300+ PHP versions simultaneously
<?php $doc = new DOMDocument; $doc->loadHTML('<html><body id="x"><div id="y"></div></body></html>'); $body = $doc->getElementById('x'); $div = $doc->getElementById('y'); $body->removeChild($div); echo '1: ' . ( $doc->getElementById('y') ? $doc->saveHTML( $doc->getElementById('y') ) : 'null' ) .PHP_EOL; // <div id="y"> unset($div); echo '2: ' . ( $doc->getElementById('y') ? $doc->saveHTML( $doc->getElementById('y') ) : 'null' ) .PHP_EOL; // null

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)
8.3.60.0090.00618.81
8.3.50.0070.00718.46
8.3.40.0130.00619.09
8.3.30.0120.00918.85
8.3.20.0040.00421.03
8.3.10.0060.00320.49
8.3.00.0080.00022.75
8.2.180.0110.00418.66
8.2.170.0060.01322.96
8.2.160.0050.00922.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0040.00420.07
8.2.110.0030.00721.37
8.2.100.0090.00318.03
8.2.90.0040.00419.83
8.2.80.0080.00018.28
8.2.70.0000.00917.88
8.2.60.0000.00917.88
8.2.50.0000.00817.88
8.2.40.0000.00818.16
8.2.30.0070.00019.40
8.2.20.0070.00018.36
8.2.10.0080.00019.69
8.2.00.0040.00418.29
8.1.280.0040.01125.92
8.1.270.0090.00020.53
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00324.10
8.1.230.0070.00423.00
8.1.220.0050.00517.88
8.1.210.0050.00518.86
8.1.200.0040.00417.47
8.1.190.0030.00617.25
8.1.180.0040.00418.10
8.1.170.0000.00817.62
8.1.160.0000.00719.09
8.1.150.0000.00719.18
8.1.140.0060.00320.58
8.1.130.0040.00417.79
8.1.120.0040.00417.77
8.1.110.0050.00317.68
8.1.100.0040.00417.64
8.1.90.0030.00517.63
8.1.80.0030.00517.66
8.1.70.0030.00317.68
8.1.60.0000.00817.73
8.1.50.0000.00817.75
8.1.40.0080.00017.75
8.1.30.0040.00717.78
8.1.20.0000.00817.83
8.1.10.0000.00817.84
8.1.00.0030.00617.74
8.0.300.0050.00320.29
8.0.290.0040.00416.88
8.0.280.0070.00018.79
8.0.270.0000.00817.10
8.0.260.0070.00016.91
8.0.250.0060.00317.18
8.0.240.0000.00817.15
8.0.230.0000.00817.15
8.0.220.0000.00717.15
8.0.210.0030.00317.11
8.0.200.0040.00417.15
8.0.190.0060.00317.16
8.0.180.0000.00917.17
8.0.170.0030.00617.06
8.0.160.0070.00017.11
8.0.150.0000.00717.09
8.0.140.0000.00816.98
8.0.130.0040.00413.53
8.0.120.0000.00817.11
8.0.110.0040.00417.13
8.0.100.0070.00017.11
8.0.90.0040.00417.18
8.0.80.0100.01016.94
8.0.70.0000.00717.15
8.0.60.0040.00417.15
8.0.50.0030.00516.95
8.0.30.0100.00917.10
8.0.20.0150.00617.40
8.0.10.0040.00417.07
8.0.00.0090.00917.00
7.4.330.0050.00015.55
7.4.320.0000.00616.75
7.4.300.0030.00316.64
7.4.290.0000.00716.67
7.4.280.0000.00816.86
7.4.270.0070.00016.75
7.4.260.0040.00416.69
7.4.250.0030.00316.66
7.4.240.0000.00716.72
7.4.230.0070.00016.93
7.4.220.0000.00816.68
7.4.210.0080.00716.80
7.4.200.0000.00716.69
7.4.160.0110.00616.74
7.4.140.0100.01017.86
7.4.130.0130.00616.77
7.4.120.0180.00616.59
7.4.110.0140.00416.77
7.4.100.0110.01116.63
7.4.90.0000.01716.75
7.4.80.0100.00619.39
7.4.70.0040.01216.66
7.4.60.0140.00316.67
7.4.50.0060.00616.76
7.4.40.0110.00716.67
7.4.10.0110.00715.16
7.4.00.0070.01014.96
7.3.330.0040.00413.27
7.3.320.0000.00713.25
7.3.310.0000.00716.46
7.3.300.0070.00016.51
7.3.290.0040.00416.42
7.3.280.0030.01316.43
7.3.260.0100.00916.59
7.3.240.0100.00716.61
7.3.230.0070.01016.34
7.3.210.0120.00816.70
7.3.200.0080.00816.63
7.3.190.0090.00916.79
7.3.180.0090.01216.49
7.3.170.0080.01216.48
7.3.160.0060.00916.71
7.3.130.0090.00615.13
7.3.120.0060.01214.86
7.3.110.0030.01614.81
7.3.100.0030.01014.67
7.3.90.0100.00715.03
7.3.80.0070.01014.86
7.3.70.0070.00715.02
7.3.60.0070.00714.96
7.3.50.0030.01014.96
7.3.40.0040.01114.84
7.3.30.0040.00414.58
7.3.20.2380.00515.69
7.3.10.3240.00615.85
7.3.00.2340.01215.58
7.2.330.0100.00716.72
7.2.320.0160.00817.00
7.2.310.0070.01016.67
7.2.300.0160.00017.13
7.2.290.0140.00717.05
7.2.260.0100.01015.25
7.2.250.0030.01715.10
7.2.240.0100.00315.08
7.2.230.0090.00015.34
7.2.220.0000.01315.03
7.2.210.0030.00614.97
7.2.200.0040.00815.04
7.2.190.0040.00714.91
7.2.180.0100.00715.32
7.2.170.0110.00715.23
7.2.160.0000.01015.36
7.2.150.3100.00916.01
7.2.140.3620.01016.13
7.2.130.2760.00515.92
7.2.120.2440.00316.21
7.2.110.3010.00315.92
7.2.100.2360.00816.02
7.2.90.2120.00915.88
7.2.80.2000.00716.09
7.2.70.0660.00816.01
7.2.60.2090.00715.90
7.2.50.1110.01015.96
7.2.40.2060.00716.13
7.2.30.2330.01315.82
7.2.20.0640.00715.91
7.2.10.0550.00915.87
7.2.00.0350.01216.08
7.1.330.0030.00715.81
7.1.320.0080.00315.85
7.1.310.0070.00715.63
7.1.300.0110.00415.78
7.1.290.0040.00416.00
7.1.280.0080.00615.61
7.1.270.0030.00915.75
7.1.260.0070.00315.81
7.1.250.0890.01514.81
7.1.240.0000.01216.00
7.1.230.0040.00715.97
7.1.220.0030.00715.88
7.1.210.0030.00915.79
7.1.200.0040.01115.91
7.1.190.0110.00416.00
7.1.180.0110.00416.02
7.1.170.0040.01115.91
7.1.160.0030.00615.51
7.1.150.0000.01015.66
7.1.140.0100.00315.88
7.1.130.0060.00615.70
7.1.120.0120.00315.77
7.1.110.0070.00315.60
7.1.100.0060.00615.77
7.1.90.0030.01015.82
7.1.80.0030.01015.85
7.1.70.0030.01315.96
7.1.60.0070.00415.50
7.1.50.0100.00316.02
7.1.40.0070.00716.00
7.1.30.0090.00915.74
7.1.20.0140.00015.81
7.1.10.0120.00615.79
7.1.00.0060.00615.77

preferences:
59.46 ms | 400 KiB | 5 Q