3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml_header = "<?xml version='1.0' encoding='utf-8'?><xml/>"; $xml = new SimpleXMLElement($xml_header); $xml->addChild("first_string","this is &lt;mystring&gt;"); $xml->addChild("second_string","this is &lt; mystring&gt;"); echo $xml->first_string; // 'this is ' echo $xml->second_string; // 'this is < mystring>'

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)
8.3.60.0140.00016.47
8.3.50.0120.00522.12
8.3.40.0120.00418.92
8.3.30.0040.01119.35
8.3.20.0000.00720.60
8.3.10.0040.00423.78
8.3.00.0050.00519.38
8.2.180.0000.01518.42
8.2.170.0120.00922.96
8.2.160.0050.00920.60
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0080.00022.52
8.2.110.0040.00422.29
8.2.100.0080.00417.91
8.2.90.0030.00619.42
8.2.80.0040.00417.97
8.2.70.0110.00217.38
8.2.60.0000.00818.05
8.2.50.0030.00618.07
8.2.40.0000.00820.07
8.2.30.0000.00718.31
8.2.20.0080.00017.79
8.2.10.0040.00418.32
8.2.00.0040.00417.78
8.1.280.0140.00725.92
8.1.270.0000.00924.02
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00624.07
8.1.230.0090.00319.32
8.1.220.0060.00317.90
8.1.210.0030.00518.77
8.1.200.0030.00617.48
8.1.190.0050.00317.50
8.1.180.0040.00718.10
8.1.170.0040.00418.71
8.1.160.0000.00722.21
8.1.150.0090.00018.88
8.1.140.0080.00017.51
8.1.130.0070.00018.01
8.1.120.0000.00817.52
8.1.110.0060.00617.49
8.1.100.0080.00017.60
8.1.90.0050.00317.50
8.1.80.0040.00417.48
8.1.70.0080.00017.58
8.1.60.0000.00817.73
8.1.50.0000.00817.66
8.1.40.0040.00417.71
8.1.30.0030.00617.67
8.1.20.0000.00717.75
8.1.10.0080.00017.68
8.1.00.0050.00317.71
8.0.300.0030.00319.06
8.0.290.0040.00417.41
8.0.280.0070.00018.58
8.0.270.0000.00817.54
8.0.260.0000.00617.33
8.0.250.0030.00317.13
8.0.240.0000.00817.06
8.0.230.0040.00417.16
8.0.220.0040.00416.89
8.0.210.0020.00517.12
8.0.200.0030.00317.07
8.0.190.0080.00016.93
8.0.180.0000.00716.99
8.0.170.0040.00417.09
8.0.160.0070.00017.19
8.0.150.0030.00617.01
8.0.140.0000.00717.04
8.0.130.0000.00513.43
8.0.120.0080.00017.00
8.0.110.0000.00716.95
8.0.100.0000.00717.07
8.0.90.0000.00817.07
8.0.80.0110.00916.91
8.0.70.0000.00816.87
8.0.60.0070.00016.87
8.0.50.0080.00017.05
8.0.30.0050.01517.30
8.0.20.0120.00817.40
8.0.10.0080.00017.28
8.0.00.0080.01116.98
7.4.330.0060.00015.00
7.4.320.0030.00316.76
7.4.300.0030.00316.74
7.4.290.0030.00316.69
7.4.280.0050.00316.54
7.4.270.0040.00416.60
7.4.260.0030.00316.72
7.4.250.0050.00316.61
7.4.240.0060.00116.63
7.4.230.0000.00716.64
7.4.220.0100.01616.64
7.4.210.0050.01216.61
7.4.200.0040.00416.70
7.4.190.0000.00716.87
7.4.160.0000.02016.55
7.4.150.0130.00617.40
7.4.140.0110.00617.86
7.4.130.0110.00616.63
7.4.120.0110.00716.76
7.4.110.0000.01716.60
7.4.100.0070.01116.46
7.4.90.0030.01416.70
7.4.80.0090.01219.39
7.4.70.0080.00816.61
7.4.60.0140.00316.63
7.4.50.0040.00416.60
7.4.40.0130.00716.49
7.4.30.0100.01116.68
7.4.00.0170.00015.02
7.3.330.0030.00513.18
7.3.320.0000.00513.17
7.3.310.0050.00216.28
7.3.300.0000.00716.18
7.3.290.0070.00616.37
7.3.280.0120.00416.35
7.3.270.0140.00717.40
7.3.260.0100.00716.62
7.3.250.0070.01216.44
7.3.240.0100.00716.53
7.3.230.0100.00716.39
7.3.210.0170.00016.72
7.3.200.0100.00919.39
7.3.190.0070.01416.44
7.3.180.0090.00916.39
7.3.170.0060.00916.45
7.3.160.0060.01016.61
7.3.120.0000.01814.66
7.2.330.0070.01016.49
7.2.320.0150.00516.78
7.2.310.0100.00716.65
7.2.300.0070.01016.58
7.2.290.0070.01016.91
7.2.00.0000.01219.51
7.1.200.0000.01516.06
7.1.100.0050.00518.09
7.1.70.0070.00317.22
7.1.60.0140.01119.46
7.1.50.0080.00416.62
7.1.00.0070.07322.58
7.0.200.0000.01016.92
7.0.140.0030.07322.16
7.0.60.0070.07019.92
7.0.50.0030.08317.98
7.0.40.0170.07717.95
7.0.30.0100.04717.89
7.0.20.0070.06717.78
7.0.10.0100.06317.82
7.0.00.0030.04317.83
5.6.280.0070.07021.13
5.6.210.0070.08720.66
5.6.200.0070.04018.29
5.6.190.0130.03318.26
5.6.180.0030.04018.32
5.6.170.0030.05018.25
5.6.160.0170.07318.19
5.6.150.0030.04718.32
5.6.140.0000.04318.25
5.6.130.0000.04718.18
5.6.120.0070.04018.28
5.6.110.0030.04718.27
5.6.100.0200.05718.25
5.6.90.0170.07318.21
5.6.80.0100.07717.64
5.6.70.0070.08017.57
5.6.60.0070.05017.61
5.6.50.0070.07717.63
5.6.40.0100.07717.62
5.6.30.0070.05717.60
5.6.20.0130.03017.66
5.6.10.0030.04017.69
5.6.00.0100.05317.53
5.5.350.0000.05720.42
5.5.340.0000.07318.05
5.5.330.0000.04318.02
5.5.320.0130.07018.11
5.5.310.0030.05018.08
5.5.300.0000.04317.98
5.5.290.0000.04318.00
5.5.280.0070.04018.04
5.5.270.0030.05018.07
5.5.260.0170.05018.08
5.5.250.0030.08717.96
5.5.240.0070.07017.47
5.5.230.0070.07717.43
5.5.220.0030.07717.47
5.5.210.0030.09717.46
5.5.200.0070.08017.38
5.5.190.0130.06017.40
5.5.180.0030.07317.34
5.5.160.0070.05317.39
5.5.150.0030.04717.46
5.5.140.0030.04317.45
5.5.130.0170.06317.38
5.5.120.0100.06317.40
5.5.110.0070.03717.43
5.5.100.0030.04717.32
5.5.90.0100.04017.23
5.5.80.0170.03717.39
5.5.70.0170.07017.29
5.5.60.0070.07717.30
5.5.50.0030.04317.29
5.5.40.0130.06717.35
5.5.30.0000.07317.29
5.5.20.0130.06317.29
5.5.10.0070.05017.25
5.5.00.0000.04317.27
5.4.450.0000.05719.55
5.4.440.0100.05719.38
5.4.430.0070.05019.29
5.4.420.0070.07319.42
5.4.410.0030.05319.25
5.4.400.0000.05019.13
5.4.390.0170.04018.89
5.4.380.0070.07319.13
5.4.370.0130.06719.14
5.4.360.0100.06019.26
5.4.350.0100.06319.05
5.4.340.0030.08019.28
5.4.320.0070.04719.12
5.4.310.0030.06719.14
5.4.300.0030.04019.12
5.4.290.0130.04319.14
5.4.280.0100.07719.18
5.4.270.0070.04719.25
5.4.260.0070.05319.08
5.4.250.0100.04319.04
5.4.240.0100.07318.95
5.4.230.0000.05719.08
5.4.220.0130.05019.09
5.4.210.0000.04318.89
5.4.200.0070.07719.05
5.4.190.0130.07019.16
5.4.180.0000.05319.13
5.4.170.0100.06719.04
5.4.160.0100.03719.24
5.4.150.0070.03719.10
5.4.140.0030.06016.51
5.4.130.0130.06016.46
5.4.120.0030.07716.54
5.4.110.0130.05016.38
5.4.100.0100.06716.48
5.4.90.0030.06716.40
5.4.80.0100.03716.46
5.4.70.0070.04016.42
5.4.60.0070.07016.45
5.4.50.0100.06316.40
5.4.40.0100.03316.35
5.4.30.0030.03716.46
5.4.20.0070.07016.39
5.4.10.0100.06316.43
5.4.00.0100.04715.93
5.3.290.0100.06014.58
5.3.280.0030.05014.66
5.3.270.0070.08014.66
5.3.260.0000.05714.69
5.3.250.0070.08014.63
5.3.240.0030.05014.65
5.3.230.0070.07314.70
5.3.220.0100.03714.66
5.3.210.0070.08314.59
5.3.200.0030.08014.66
5.3.190.0030.08314.62
5.3.180.0030.06714.64
5.3.170.0030.08014.63
5.3.160.0070.07714.60
5.3.150.0070.04014.43
5.3.140.0070.04014.66
5.3.130.0100.03314.44
5.3.120.0100.07314.67
5.3.110.0030.08314.44
5.3.100.0000.04013.95
5.3.90.0100.05313.94
5.3.80.0070.07714.13
5.3.70.0070.06714.05
5.3.60.0000.07713.91
5.3.50.0130.04714.02
5.3.40.0030.07013.95
5.3.30.0130.06313.82
5.3.20.0130.06713.74
5.3.10.0100.06713.55
5.3.00.0070.06313.48
5.2.170.0030.03311.24
5.2.160.0000.06311.24
5.2.150.0000.07011.33
5.2.140.0100.05711.36
5.2.130.0130.02311.27
5.2.120.0100.02011.24
5.2.110.0100.05311.28
5.2.100.0000.03311.24
5.2.90.0030.04011.24
5.2.80.0070.06311.24
5.2.70.0000.05011.24
5.2.60.0100.02711.24
5.2.50.0100.04311.24
5.2.40.0000.04011.24
5.2.30.0030.06711.24
5.2.20.0030.06011.24
5.2.10.0000.03711.24
5.2.00.0000.06711.24
5.1.60.0000.06011.24
5.1.50.0130.04711.24
5.1.40.0030.04711.24
5.1.30.0030.06011.24
5.1.20.0000.06011.24
5.1.10.0030.04011.24
5.1.00.0030.04311.24
5.0.50.0000.02711.24
5.0.40.0000.04711.24
5.0.30.0030.06711.24
5.0.20.0070.03711.24
5.0.10.0030.04011.24
5.0.00.0000.04711.24
4.4.90.0030.01311.24
4.4.80.0030.03711.24
4.4.70.0030.03011.24
4.4.60.0000.04011.24
4.4.50.0030.02311.24
4.4.40.0030.05311.24
4.4.30.0000.04011.24
4.4.20.0030.04011.24
4.4.10.0030.02011.24
4.4.00.0000.06011.24
4.3.110.0000.03011.24
4.3.100.0000.02011.24
4.3.90.0000.03311.24
4.3.80.0070.02011.24
4.3.70.0070.02711.24
4.3.60.0030.02311.24
4.3.50.0030.03311.24
4.3.40.0030.05011.24
4.3.30.0030.03711.24
4.3.20.0000.03711.24
4.3.10.0030.02711.24
4.3.00.0000.04011.24

preferences:
43.42 ms | 401 KiB | 5 Q