3v4l.org

run code in 300+ PHP versions simultaneously
<?php class myA { public function testA() { var_dump(is_callable(array($this, 'testB'))); } } class myB extends myA { public function testB () { return; } } $a = new myA(); $b = new myB(); $a->testA(); $b->testA()

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)
5.4.310.0050.03812.52
5.4.300.0060.03812.52
5.4.290.0060.03912.51
5.4.280.0090.03312.41
5.4.270.0050.03812.41
5.4.260.0040.04012.41
5.4.250.0050.03812.41
5.4.240.0060.03612.41
5.4.230.0080.03612.40
5.4.220.0020.04012.40
5.4.210.0070.03712.40
5.4.200.0070.03712.40
5.4.190.0030.03812.39
5.4.180.0020.04012.39
5.4.170.0050.03712.41
5.4.160.0040.03812.40
5.4.150.0070.03512.40
5.4.140.0090.03412.09
5.4.130.0050.03712.07
5.4.120.0050.03612.04
5.4.110.0020.04212.03
5.4.100.0090.03412.03
5.4.90.0050.03812.03
5.4.80.0070.04012.03
5.4.70.0060.03512.03
5.4.60.0010.04012.03
5.4.50.0080.03512.03
5.4.40.0030.03912.02
5.4.30.0030.03712.01
5.4.20.0060.03612.01
5.4.10.0060.03412.02
5.4.00.0040.03711.50
5.3.280.0070.03812.71
5.3.270.0100.03612.72
5.3.260.0100.03612.72
5.3.250.0090.04012.72
5.3.240.0070.03612.72
5.3.230.0110.03212.71
5.3.220.0070.04112.68
5.3.210.0100.03512.68
5.3.200.0070.04512.68
5.3.190.0100.03312.68
5.3.180.0050.03812.67
5.3.170.0060.03712.67
5.3.160.0020.04112.67
5.3.150.0090.03512.67
5.3.140.0050.03912.66
5.3.130.0050.04612.66
5.3.120.0100.03712.65
5.3.110.0060.03912.66
5.3.100.0120.03112.13
5.3.90.0090.05012.11
5.3.80.0090.03712.10
5.3.70.0050.03812.10
5.3.60.0100.03312.08
5.3.50.0080.03912.03
5.3.40.0070.03912.03
5.3.30.0120.04511.99
5.3.20.0060.04311.77
5.3.10.0060.03911.74
5.3.00.0080.03511.72
5.2.170.0060.0289.23
5.2.160.0030.0309.23
5.2.150.0030.0329.23
5.2.140.0040.0319.23
5.2.130.0020.0319.18
5.2.120.0100.0249.18
5.2.110.0050.0299.19
5.2.100.0050.0299.18
5.2.90.0040.0319.18
5.2.80.0070.0299.18
5.2.70.0020.0349.18
5.2.60.0060.0299.13
5.2.50.0040.0319.11
5.2.40.0050.0289.08
5.2.30.0050.0339.05
5.2.20.0080.0269.05
5.2.10.0040.0298.95
5.2.00.0010.0328.80
5.1.60.0020.0268.10
5.1.50.0060.0228.10
5.1.40.0060.0228.07
5.1.30.0060.0248.43
5.1.20.0050.0258.45
5.1.10.0030.0278.17
5.1.00.0050.0248.17
5.0.50.0020.0256.65
5.0.40.0030.0206.51
5.0.30.0050.0296.32
5.0.20.0050.0176.28
5.0.10.0060.0166.26
5.0.00.0020.0336.26
4.4.90.0010.0174.78
4.4.80.0020.0184.75
4.4.70.0010.0174.75
4.4.60.0010.0174.76
4.4.50.0030.0164.77
4.4.40.0020.0264.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0030.0194.84
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0010.0174.66
4.3.90.0030.0144.64
4.3.80.0040.0234.59
4.3.70.0010.0164.63
4.3.60.0030.0154.63
4.3.50.0050.0154.63
4.3.40.0040.0254.54
4.3.30.0030.0153.30
4.3.20.0010.0163.28
4.3.10.0040.0143.23
4.3.00.0070.0237.12

preferences:
137.99 ms | 1394 KiB | 7 Q