3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { }class_alias('foo', 'bar');$a = new foo;$b = new bar;// объекты одинаковыvar_dump($a == $b, $a === $b);var_dump($a instanceof $b);// классы одинаковыvar_dump($a instanceof foo);var_dump($a instanceof bar);var_dump($b instanceof foo);var_dump($b instanceof bar);

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)
5.4.310.0070.03712.50
5.4.300.0090.04512.50
5.4.290.0080.04412.49
5.4.280.0060.03512.39
5.4.270.0080.03812.39
5.4.260.0030.04012.39
5.4.250.0090.03412.39
5.4.240.0060.03612.39
5.4.230.0050.03912.38
5.4.220.0070.03512.38
5.4.210.0100.03212.38
5.4.200.0090.03612.38
5.4.190.0080.03612.38
5.4.180.0060.03912.38
5.4.170.0080.04312.39
5.4.160.0050.03712.38
5.4.150.0090.03312.38
5.4.140.0060.04012.07
5.4.130.0030.03912.05
5.4.120.0050.04012.01
5.4.110.0040.04712.01
5.4.100.0030.03812.01
5.4.90.0050.03712.01
5.4.80.0040.04212.01
5.4.70.0050.03512.00
5.4.60.0060.03412.00
5.4.50.0040.03812.00
5.4.40.0080.03212.00
5.4.30.0030.03811.99
5.4.20.0100.03511.99
5.4.10.0070.03311.99
5.4.00.0030.03911.49
5.3.280.0050.04112.71
5.3.270.0090.03612.72
5.3.260.0090.03612.72
5.3.250.0060.03612.72
5.3.240.0070.03612.72
5.3.230.0100.04112.71
5.3.220.0080.03612.68
5.3.210.0090.03912.68
5.3.200.0060.03912.68
5.3.190.0070.03712.68
5.3.180.0050.03812.67
5.3.170.0080.03612.67
5.3.160.0070.03712.67
5.3.150.0080.04412.68
5.3.140.0040.04412.66
5.3.130.0060.04312.66
5.3.120.0060.03812.66
5.3.110.0050.04112.66
5.3.100.0080.04112.12
5.3.90.0050.04212.09
5.3.80.0070.03412.07
5.3.70.0080.03412.07
5.3.60.0060.04312.06
5.3.50.0110.03712.00
5.3.40.0050.04012.00
5.3.30.0040.04211.95
5.3.20.0080.03311.73
5.3.10.0040.03511.70
5.3.00.0070.03811.68
5.2.170.0040.0349.18
5.2.160.0040.0309.18
5.2.150.0060.0349.18
5.2.140.0060.0319.18
5.2.130.0040.0309.14
5.2.120.0040.0299.14
5.2.110.0050.0349.14
5.2.100.0060.0289.14
5.2.90.0030.0309.14
5.2.80.0070.0279.14
5.2.70.0060.0379.13
5.2.60.0060.0309.09
5.2.50.0030.0319.06
5.2.40.0060.0339.03
5.2.30.0040.0299.02
5.2.20.0030.0309.00
5.2.10.0050.0338.92
5.2.00.0040.0368.79
5.1.60.0090.0218.07
5.1.50.0020.0288.06
5.1.40.0050.0238.05
5.1.30.0090.0348.40
5.1.20.0060.0278.42
5.1.10.0050.0258.14
5.1.00.0060.0248.14
5.0.50.0040.0226.62
5.0.40.0030.0206.48
5.0.30.0040.0306.29
5.0.20.0020.0206.27
5.0.10.0040.0206.24
5.0.00.0050.0306.23
4.4.90.0030.0154.78
4.4.80.0030.0144.76
4.4.70.0030.0194.76
4.4.60.0030.0204.75
4.4.50.0020.0194.77
4.4.40.0030.0294.71
4.4.30.0040.0144.76
4.4.20.0030.0214.84
4.4.10.0040.0184.85
4.4.00.0020.0294.76
4.3.110.0050.0224.67
4.3.100.0030.0154.67
4.3.90.0030.0154.63
4.3.80.0020.0284.58
4.3.70.0010.0164.63
4.3.60.0020.0154.62
4.3.50.0050.0134.63
4.3.40.0030.0254.54
4.3.30.0010.0163.29
4.3.20.0000.0173.26
4.3.10.0020.0203.22
4.3.00.0100.01315.90

preferences:
139.11 ms | 1394 KiB | 7 Q