3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(phpversion()); $foo1 = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><root />'); $foo1->addChild("x", htmlspecialchars("<test />")); $foo2 = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><root><x /></root>'); $foo2->x = htmlspecialchars("<test />"); var_dump($foo1->x); var_dump($foo2->x); var_dump($foo1->asXML() === $foo2->asXML());

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)
7.4.00.0040.01515.01
7.3.120.0070.01114.97
7.3.110.0090.00914.85
7.3.100.0060.00914.82
7.3.90.0040.00914.94
7.3.80.0090.00714.81
7.3.70.0050.01114.81
7.3.60.0090.00514.80
7.3.50.0060.00814.97
7.3.40.0060.00614.71
7.3.30.0100.00315.00
7.3.20.0090.00716.66
7.3.10.0060.00516.62
7.3.00.0050.00916.68
7.2.250.0110.00715.16
7.2.240.0090.00915.20
7.2.230.0050.00914.86
7.2.220.0060.01015.36
7.2.210.0030.00914.99
7.2.200.0070.00615.07
7.2.190.0080.00514.91
7.2.180.0050.00915.17
7.2.170.0080.00815.22
7.2.160.0060.00615.09
7.2.150.0050.00517.05
7.2.140.0030.00817.12
7.2.130.0150.00016.93
7.2.120.0070.01016.98
7.2.110.0100.00716.90
7.2.100.0100.00716.94
7.2.90.0040.01116.85
7.2.80.0060.00917.06
7.2.70.0100.00316.99
7.2.60.0040.01117.01
7.2.50.0080.00816.74
7.2.40.0080.00416.95
7.2.30.0080.00817.00
7.2.20.0030.00916.75
7.2.10.0000.01616.92
7.2.00.0070.00818.18
7.1.330.0060.00715.71
7.1.320.0030.01115.82
7.1.310.0030.00915.85
7.1.300.0060.00515.66
7.1.290.0080.00415.92
7.1.280.0050.00815.80
7.1.270.0070.00715.84
7.1.260.0060.00815.79
7.1.250.0030.01015.63
7.1.200.0040.00715.93
7.1.100.0000.01017.86
7.1.70.0050.00317.36
7.1.60.0030.02219.31
7.1.50.0000.01216.71
7.1.00.0000.03722.54
7.0.200.0080.00315.11
7.0.140.0000.07722.03
7.0.120.0030.07322.13
7.0.60.0100.06319.94
7.0.50.0070.08017.92
7.0.40.0000.05020.34
7.0.30.0270.04020.30
7.0.20.0100.04720.21
7.0.10.0170.07320.25
7.0.00.0170.07020.13
5.6.280.0030.07321.06
5.6.210.0100.08020.91
5.6.200.0130.06018.23
5.6.190.0070.08320.75
5.6.180.0270.04020.50
5.6.170.0270.07020.53
5.6.160.0170.07020.49
5.6.150.0130.06718.30
5.6.140.0170.07718.26
5.6.130.0030.07318.30
5.6.120.0030.07321.05
5.6.110.0030.08721.18
5.6.100.0100.08021.03
5.6.90.0130.03721.19
5.6.80.0100.07720.45
5.5.350.0130.05020.40
5.5.340.0100.07318.04
5.5.330.0030.05320.58
5.5.320.0330.03720.43
5.5.310.0230.05720.48
5.5.300.0070.08018.13
5.5.290.0030.09018.11
5.5.280.0070.05020.93
5.5.270.0000.04720.82
5.5.260.0070.04021.00
5.5.250.0070.08020.64
5.5.240.0030.07720.31
5.4.450.0030.06719.67
5.4.440.0000.05019.65
5.4.430.0030.05019.52
5.4.420.0100.04019.55
5.4.410.0100.06019.17
5.4.400.0030.05318.89
5.4.390.0070.03719.39
5.4.380.0100.03719.16
5.4.370.0170.06719.16
5.4.360.0030.06718.87
5.4.350.0030.07718.89
5.4.340.0000.07719.11
5.4.320.0070.04319.29
5.4.310.0100.07319.40
5.4.300.0030.05019.12
5.4.290.0070.06719.38
5.4.280.0030.08319.33
5.4.270.0070.04719.09
5.4.260.0100.04719.23
5.4.250.0130.06718.98
5.4.240.0130.07319.12
5.4.230.0030.03719.32
5.4.220.0100.07019.08
5.4.210.0130.07018.98
5.4.200.0070.04719.28
5.4.190.0100.05018.88
5.4.180.0100.07019.37
5.4.170.0130.04019.31
5.4.160.0130.06719.29
5.4.150.0070.05319.11
5.4.140.0100.07316.40
5.4.130.0030.03716.42
5.4.120.0030.07316.47
5.4.110.0030.06016.60
5.4.100.0030.07716.55
5.4.90.0070.07016.56
5.4.80.0070.05716.44
5.4.70.0000.04016.39
5.4.60.0070.03316.50
5.4.50.0100.07016.38
5.4.40.0030.06716.54
5.4.30.0000.06716.47
5.4.20.0030.07016.50
5.4.10.0070.07016.35
5.4.00.0000.08015.95
5.3.290.0100.05014.69
5.3.280.0070.08014.58
5.3.270.0030.04014.68
5.3.260.0030.04714.67
5.3.250.0030.07314.73
5.3.240.0070.04714.70
5.3.230.0100.07314.64
5.3.220.0130.07014.64
5.3.210.0100.07314.66
5.3.200.0070.03714.71
5.3.190.0070.04314.57
5.3.180.0070.05714.68
5.3.170.0070.05014.57
5.3.160.0070.07714.63
5.3.150.0100.07314.44
5.3.140.0070.07314.73
5.3.130.0070.05014.67
5.3.120.0030.08314.56
5.3.110.0030.05314.68
5.3.100.0130.06714.06
5.3.90.0000.04714.13
5.3.80.0030.03714.11
5.3.70.0070.05314.05
5.3.60.0130.03714.17
5.3.50.0070.06714.00
5.3.40.0070.07313.86
5.3.30.0100.03014.05
5.3.20.0000.04313.59
5.3.10.0000.04313.75
5.3.00.0070.07313.56
5.2.170.0030.06311.21
5.2.160.0100.03011.13
5.2.150.0030.06711.23
5.2.140.0070.05311.10
5.2.130.0000.04011.04
5.2.120.0030.06711.24
5.2.110.0070.06011.17
5.2.100.0030.05011.16
5.2.90.0030.06311.20
5.2.80.0130.05311.19
5.2.70.0170.04011.22
5.2.60.0100.03311.14
5.2.50.0000.04311.25
5.2.40.0030.05011.07
5.2.30.0070.04311.13
5.2.20.0070.04310.89
5.2.10.0030.02711.00
5.2.00.0030.02710.82
5.1.60.0030.04010.08
5.1.50.0030.03010.15
5.1.40.0030.03310.10
5.1.30.0070.03310.52
5.1.20.0030.04010.47
5.1.10.0100.04310.18
5.1.00.0030.03710.10
5.0.50.0070.0208.52
5.0.40.0070.0338.58
5.0.30.0030.0638.27
5.0.20.0030.0208.42
5.0.10.0030.0278.25
5.0.00.0070.0608.24
4.4.90.0030.0238.00
4.4.80.0000.0408.00
4.4.70.0030.0308.00
4.4.60.0000.0238.00
4.4.50.0000.0338.00
4.4.40.0030.0238.00
4.4.30.0030.0178.00
4.4.20.0030.0208.00
4.4.10.0000.0338.00
4.4.00.0030.0278.00
4.3.110.0030.0238.00
4.3.100.0000.0308.00
4.3.90.0000.0208.00
4.3.80.0000.0538.00
4.3.70.0000.0208.00
4.3.60.0030.0178.00
4.3.50.0000.0308.00
4.3.40.0030.0338.00
4.3.30.0000.0408.00
4.3.20.0030.0338.00
4.3.10.0070.0108.00
4.3.00.0070.0238.00

preferences:
36.04 ms | 401 KiB | 5 Q