3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DOMDocument; $a->loadXML( '<?xml version="1.0" ?><root><foo>a<bar id="b"></bar></foo></root>' ); $newelement = new DOMElement( 'baz', 'c' ); $newelement->setAttribute( 'whynot', 'whatever' ); $a->firstChild->appendChild( $newelement ); echo $a->saveXML();

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)
8.3.40.0110.00719.04
8.3.30.0100.00318.88
8.3.20.0080.00018.89
8.3.10.0050.00321.29
8.3.00.0080.00022.10
8.2.170.0040.01122.96
8.2.160.0040.00920.62
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0030.00619.61
8.2.110.0000.01020.50
8.2.100.0120.00017.97
8.2.90.0000.00719.34
8.2.80.0080.00018.18
8.2.70.0050.00317.63
8.2.60.0040.00418.16
8.2.50.0040.00418.07
8.2.40.0080.00018.46
8.2.30.0000.00819.94
8.2.20.0000.00717.82
8.2.10.0000.00817.91
8.2.00.0030.00617.86
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00622.51
8.1.230.0060.00621.13
8.1.220.0040.00418.77
8.1.210.0000.00819.02
8.1.200.0030.00617.61
8.1.190.0040.00417.78
8.1.180.0000.00818.10
8.1.170.0080.00018.77
8.1.160.0050.00218.98
8.1.150.0050.00318.77
8.1.140.0000.00717.60
8.1.130.0000.00817.97
8.1.120.0000.00717.51
8.1.110.0040.00417.65
8.1.100.0080.00017.55
8.1.90.0040.00417.61
8.1.80.0040.00317.53
8.1.70.0030.00317.63
8.1.60.0040.00417.61
8.1.50.0040.00417.58
8.1.40.0030.00517.65
8.1.30.0040.00417.92
8.1.20.0050.00317.76
8.1.10.0040.00417.73
8.1.00.0090.00317.62
8.0.300.0040.00420.10
8.0.290.0000.00717.30
8.0.280.0000.00718.58
8.0.270.0000.00817.06
8.0.260.0030.00317.05
8.0.250.0040.00417.05
8.0.240.0030.00517.20
8.0.230.0030.00317.03
8.0.220.0070.00016.99
8.0.210.0000.00717.05
8.0.200.0070.00017.07
8.0.190.0000.00917.10
8.0.180.0070.00017.03
8.0.170.0000.00817.18
8.0.160.0000.00717.16
8.0.150.0060.00317.01
8.0.140.0000.00817.09
8.0.130.0050.00013.58
8.0.120.0030.00617.13
8.0.110.0040.00417.06
8.0.100.0070.00017.01
8.0.90.0070.00017.09
8.0.80.0070.01117.12
8.0.70.0000.00817.02
8.0.60.0030.00516.95
8.0.50.0000.00717.05
8.0.30.0160.00617.16
8.0.20.0070.01117.40
8.0.10.0050.00217.04
8.0.00.0110.01116.89
7.4.330.0050.00214.99
7.4.320.0030.00316.81
7.4.300.0060.00016.63
7.4.290.0060.00316.67
7.4.280.0080.00516.74
7.4.270.0000.00716.81
7.4.260.0050.00013.39
7.4.250.0000.00816.67
7.4.240.0000.00716.73
7.4.230.0000.00716.52
7.4.220.0030.01216.67
7.4.210.0060.01216.86
7.4.200.0070.00016.52
7.4.190.0030.00316.63
7.4.160.0110.01116.86
7.4.150.0030.01417.40
7.4.140.0110.01117.86
7.4.130.0030.01416.67
7.4.120.0090.00816.83
7.4.110.0130.00616.89
7.4.100.0110.00716.68
7.4.90.0030.01516.61
7.4.80.0120.00919.37
7.4.70.0000.01716.64
7.4.60.0090.00916.68
7.4.50.0030.00616.73
7.4.40.0130.00322.27
7.4.30.0090.00916.77
7.4.00.0080.00815.15
7.3.330.0030.00313.37
7.3.320.0070.00013.38
7.3.310.0000.00716.57
7.3.300.0070.00016.41
7.3.290.0060.01316.44
7.3.280.0110.00716.46
7.3.270.0210.00417.40
7.3.260.0080.01118.24
7.3.250.0090.01216.65
7.3.240.0100.00716.40
7.3.230.0110.00616.77
7.3.210.0150.00616.52
7.3.200.0030.01319.39
7.3.190.0090.00716.41
7.3.180.0040.01116.54
7.3.170.0060.01116.76
7.3.160.0140.00316.75
7.3.120.0090.00615.07
7.2.330.0040.01316.83
7.2.320.0100.00616.89
7.2.310.0110.00816.52
7.2.300.0100.01016.78
7.2.290.0080.00816.46
7.2.60.0120.00816.43
7.1.200.0080.00815.78
7.1.70.0040.01117.10
7.1.60.0100.01619.40
7.1.50.0090.00916.73
7.1.00.0100.08322.64
7.0.200.0000.01016.86
7.0.140.0030.07322.05
7.0.60.0000.03321.93
7.0.50.0000.03722.14
7.0.40.0030.04320.23
7.0.30.0030.03320.27
7.0.20.0030.04020.14
7.0.10.0000.05020.23
7.0.00.0000.08720.02
5.6.280.0070.07021.17
5.6.210.0030.05020.73
5.6.200.0000.03321.05
5.6.190.0030.03321.16
5.6.180.0000.03721.01
5.6.170.0000.05021.04
5.6.160.0070.08721.23
5.6.150.0000.08721.12
5.6.140.0030.06721.02
5.6.130.0100.07321.00
5.6.120.0030.07721.20
5.6.110.0100.07321.18
5.6.100.0030.08021.17
5.6.90.0070.08021.07
5.6.80.0030.07020.41
5.6.70.0030.04020.54
5.6.60.0030.06720.57
5.6.50.0070.06320.57
5.6.40.0000.08020.53
5.6.30.0070.07720.55
5.6.20.0030.08020.52
5.6.10.0030.08320.48
5.6.00.0070.07320.43
5.5.350.0030.03020.53
5.5.340.0070.02721.08
5.5.330.0030.03020.91
5.5.320.0000.04320.97
5.5.310.0070.07721.01
5.5.300.0100.06720.75
5.5.290.0130.07321.08
5.5.280.0070.06320.77
5.5.270.0070.09020.96
5.5.260.0030.08320.93
5.5.250.0000.08320.82
5.5.240.0070.07320.11
5.5.230.0030.08020.20
5.5.220.0100.04320.10
5.5.210.0070.08720.39
5.5.200.0100.06720.16
5.5.190.0030.07720.32
5.5.180.0000.08320.40
5.5.160.0070.07720.22
5.5.150.0030.07320.32
5.5.140.0030.07720.19
5.5.130.0100.07720.43
5.5.120.0030.07020.07
5.5.110.0030.08020.18
5.5.100.0030.07020.16
5.5.90.0000.07020.14
5.5.80.0070.07720.14
5.5.70.0100.06320.29
5.5.60.0130.05720.04
5.5.50.0070.06020.30
5.5.40.0030.07720.09
5.5.30.0030.07720.16
5.5.20.0070.06320.16
5.5.10.0030.06020.11
5.5.00.0070.08020.12
5.4.450.0030.06719.34
5.4.440.0030.07719.61
5.4.430.0070.07019.30
5.4.420.0100.07319.40
5.4.410.0130.06719.43
5.4.400.0030.07719.21
5.4.390.0100.06319.00
5.4.380.0030.07318.99
5.4.370.0070.06319.29
5.4.360.0030.08318.98
5.4.350.0030.07719.25
5.4.340.0030.07719.08
5.4.320.0000.04319.08
5.4.310.0000.03719.14
5.4.300.0000.08019.03
5.4.290.0030.07019.23
5.4.280.0000.07719.00
5.4.270.0070.06719.24
5.4.260.0030.05719.07
5.4.250.0070.07718.99
5.4.240.0030.06719.25
5.4.230.0130.06318.97
5.4.220.0100.07018.98
5.4.210.0030.06719.29
5.4.200.0000.08018.99
5.4.190.0030.07319.18
5.4.180.0070.07718.98
5.4.170.0130.06718.97
5.4.160.0030.07319.02
5.4.150.0030.07319.05
5.4.140.0030.06716.52
5.4.130.0000.06716.49
5.4.120.0030.07316.60
5.4.110.0000.05316.59
5.4.100.0030.07016.66
5.4.90.0000.07316.50
5.4.80.0000.07316.44
5.4.70.0000.07716.62
5.4.60.0030.05316.68
5.4.50.0000.07716.51
5.4.40.0000.05316.47
5.4.30.0000.05016.54
5.4.20.0070.05316.63
5.4.10.0000.07316.52
5.4.00.0070.05715.82
5.3.290.0030.04314.78
5.3.280.0100.06714.74
5.3.270.0000.07714.72
5.3.260.0000.08014.73
5.3.250.0000.06314.59
5.3.240.0030.07714.63
5.3.230.0070.06714.66
5.3.220.0030.08014.80
5.3.210.0070.05314.71
5.3.200.0030.05714.68
5.3.190.0030.07314.64
5.3.180.0070.07014.66
5.3.170.0030.07714.69
5.3.160.0030.05314.69
5.3.150.0070.07314.67
5.3.140.0000.07314.80
5.3.130.0000.08014.65
5.3.120.0030.05314.53
5.3.110.0100.08014.64
5.3.100.0100.04314.25
5.3.90.0100.06713.99
5.3.80.0000.07314.11
5.3.70.0030.07314.16
5.3.60.0030.06314.13
5.3.50.0000.07313.92
5.3.40.0130.06314.09
5.3.30.0070.05313.96
5.3.20.0070.06713.67
5.3.10.0070.06013.71
5.3.00.0000.07013.86
5.2.170.0000.05711.34
5.2.160.0030.06011.10
5.2.150.0070.06011.39
5.2.140.0030.05011.19
5.2.130.0030.06011.21
5.2.120.0030.06311.23
5.2.110.0000.05011.14
5.2.100.0030.04711.04
5.2.90.0070.05011.21
5.2.80.0030.04711.19
5.2.70.0070.05311.20
5.2.60.0030.06011.09
5.2.50.0030.05011.08
5.2.40.0000.06310.97
5.2.30.0030.05710.93
5.2.20.0000.05011.15
5.2.10.0000.05310.97
5.2.00.0070.04710.80
5.1.60.0030.05010.03
5.1.50.0030.04710.14
5.1.40.0000.03310.11
5.1.30.0070.05310.45
5.1.20.0070.04710.49
5.1.10.0100.05010.18
5.1.00.0030.06010.18
5.0.50.0000.0478.78
5.0.40.0070.0408.78
5.0.30.0000.0538.78
5.0.20.0030.0408.78
5.0.10.0030.0378.78
5.0.00.0000.0738.78
4.4.90.0030.0338.78
4.4.80.0070.0308.78
4.4.70.0070.0278.78
4.4.60.0000.0378.78
4.4.50.0030.0308.78
4.4.40.0030.0508.78
4.4.30.0070.0278.78
4.4.20.0030.0338.78
4.4.10.0070.0278.78
4.4.00.0030.0238.78
4.3.110.0000.0308.78
4.3.100.0000.0308.78
4.3.90.0000.0208.78
4.3.80.0000.0538.78
4.3.70.0000.0278.78
4.3.60.0030.0238.78
4.3.50.0000.0378.78
4.3.40.0000.0538.78
4.3.30.0000.0338.78
4.3.20.0000.0338.78
4.3.10.0000.0378.78
4.3.00.0000.0338.78

preferences:
40.8 ms | 400 KiB | 5 Q