3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Default { public __construct() {} } class Foo extends Default { private __construct() {} }

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)
5.4.350.0100.04312.01
5.4.340.0080.05212.01
5.4.320.0080.04812.50
5.4.310.0060.04812.50
5.4.300.0050.04812.50
5.4.290.0040.04112.50
5.4.280.0080.03912.39
5.4.270.0100.04012.39
5.4.260.0100.03612.39
5.4.250.0030.04112.39
5.4.240.0070.03812.39
5.4.230.0060.03812.38
5.4.220.0050.04212.38
5.4.210.0060.05112.38
5.4.200.0090.04212.38
5.4.190.0040.05312.38
5.4.180.0080.04912.38
5.4.170.0070.04912.39
5.4.160.0080.04712.38
5.4.150.0060.04812.38
5.4.140.0080.04912.07
5.4.130.0080.04412.05
5.4.120.0080.04612.02
5.4.110.0100.04512.01
5.4.100.0110.04112.01
5.4.90.0050.05112.01
5.4.80.0060.05212.01
5.4.70.0080.05012.00
5.4.60.0080.04512.00
5.4.50.0070.04712.01
5.4.40.0050.04912.00
5.4.30.0070.04711.99
5.4.20.0120.04411.98
5.4.10.0090.04611.99
5.4.00.0110.03711.48
5.3.290.0090.05112.80
5.3.280.0160.05212.71
5.3.270.0100.04512.72
5.3.260.0050.04512.72
5.3.250.0080.03712.72
5.3.240.0090.04712.72
5.3.230.0080.04012.71
5.3.220.0050.04212.68
5.3.210.0040.05312.68
5.3.200.0080.04112.68
5.3.190.0050.04312.68
5.3.180.0120.04712.67
5.3.170.0100.04412.67
5.3.160.0120.04212.68
5.3.150.0100.04512.67
5.3.140.0080.04612.66
5.3.130.0080.05412.66
5.3.120.0100.05212.66
5.3.110.0110.05912.66
5.3.100.0130.03312.12
5.3.90.0050.03812.08
5.3.80.0160.04312.07
5.3.70.0060.05112.07
5.3.60.0090.04512.06
5.3.50.0090.03912.00
5.3.40.0080.04012.00
5.3.30.0120.04611.95
5.3.20.0050.05111.72
5.3.10.0060.03411.70
5.3.00.0080.04511.68
5.2.170.0070.0399.18
5.2.160.0080.0329.18
5.2.150.0050.0379.18
5.2.140.0070.0309.17
5.2.130.0050.0319.14
5.2.120.0070.0299.13
5.2.110.0060.0349.15
5.2.100.0030.0429.14
5.2.90.0040.0429.14
5.2.80.0070.0409.14
5.2.70.0070.0399.14
5.2.60.0110.0359.08
5.2.50.0110.0349.06
5.2.40.0040.0309.04
5.2.30.0040.0309.02
5.2.20.0060.0309.00
5.2.10.0060.0268.93
5.2.00.0080.0268.78
5.1.60.0040.0258.07
5.1.50.0070.0278.07
5.1.40.0060.0358.05
5.1.30.0090.0348.39
5.1.20.0090.0228.42
5.1.10.0050.0298.14
5.1.00.0060.0298.14
5.0.50.0090.0176.62
5.0.40.0030.0216.48
5.0.30.0020.0326.29
5.0.20.0050.0186.26
5.0.10.0030.0216.24
5.0.00.0060.0286.23
4.4.90.0070.0134.77
4.4.80.0030.0174.75
4.4.70.0050.0204.75
4.4.60.0020.0194.75
4.4.50.0060.0144.77
4.4.40.0010.0274.71
4.4.30.0020.0174.76
4.4.20.0020.0184.84
4.4.10.0030.0184.84
4.4.00.0040.0284.76
4.3.110.0060.0204.67
4.3.100.0070.0174.67
4.3.90.0030.0194.64
4.3.80.0050.0294.58
4.3.70.0040.0204.63
4.3.60.0070.0174.63
4.3.50.0050.0134.63
4.3.40.0010.0264.54
4.3.30.0050.0153.29
4.3.20.0050.0153.26
4.3.10.0040.0163.22
4.3.00.0130.0206.49

preferences:
130.54 ms | 1398 KiB | 7 Q