3v4l.org

run code in 300+ PHP versions simultaneously
<?php class x{ protected $xx; public function __construct(){ $this->xx ='X'; echo $this->xx; } } class y extends x { public function __construct(){ } } (new y)

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)
5.4.320.0070.04512.52
5.4.310.0060.04112.52
5.4.300.0120.03012.52
5.4.290.0050.03812.52
5.4.280.0110.04512.41
5.4.270.0100.04412.41
5.4.260.0110.04212.41
5.4.250.0090.03912.41
5.4.240.0080.03412.41
5.4.230.0050.04012.40
5.4.220.0090.03312.40
5.4.210.0060.03612.40
5.4.200.0070.03612.40
5.4.190.0090.03612.39
5.4.180.0110.03112.39
5.4.170.0090.03412.41
5.4.160.0090.04012.41
5.4.150.0090.03512.40
5.4.140.0060.03812.09
5.4.130.0080.03412.07
5.4.120.0070.03512.03
5.4.110.0070.03512.03
5.4.100.0040.03812.04
5.4.90.0070.03712.03
5.4.80.0080.03712.03
5.4.70.0060.03512.02
5.4.60.0110.03012.03
5.4.50.0080.03412.03
5.4.40.0080.03312.01
5.4.30.0030.03912.01
5.4.20.0050.03612.01
5.4.10.0060.03412.02
5.4.00.0080.03811.51
5.3.290.0050.04212.80
5.3.280.0050.04012.71
5.3.270.0070.04012.73
5.3.260.0070.03912.72
5.3.250.0060.03712.72
5.3.240.0090.03612.72
5.3.230.0050.03912.71
5.3.220.0090.04012.68
5.3.210.0060.04012.68
5.3.200.0070.03412.68
5.3.190.0040.04012.68
5.3.180.0060.04012.67
5.3.170.0050.03612.67
5.3.160.0060.03612.67
5.3.150.0090.03412.68
5.3.140.0100.04012.66
5.3.130.0080.03912.66
5.3.120.0080.04712.66
5.3.110.0070.04112.66
5.3.100.0060.03712.13
5.3.90.0060.04312.11
5.3.80.0080.03812.10
5.3.70.0050.04112.10
5.3.60.0040.03812.08
5.3.50.0080.04012.03
5.3.40.0060.03612.03
5.3.30.0060.04211.98
5.3.20.0120.04111.77
5.3.10.0090.03211.73
5.3.00.0040.04511.73
5.2.170.0070.0409.22
5.2.160.0060.0399.23
5.2.150.0080.0319.22
5.2.140.0050.0359.22
5.2.130.0120.0249.18
5.2.120.0060.0279.18
5.2.110.0050.0289.19
5.2.100.0050.0289.18
5.2.90.0050.0299.18
5.2.80.0030.0319.18
5.2.70.0060.0289.18
5.2.60.0040.0309.13
5.2.50.0070.0289.10
5.2.40.0060.0289.08
5.2.30.0050.0309.05
5.2.20.0070.0279.05
5.2.10.0060.0338.95
5.2.00.0030.0328.80
5.1.60.0020.0278.10
5.1.50.0060.0258.09
5.1.40.0030.0268.07
5.1.30.0020.0288.42
5.1.20.0080.0248.45
5.1.10.0050.0258.17
5.1.00.0060.0248.17
5.0.50.0040.0216.64
5.0.40.0070.0236.51
5.0.30.0040.0356.32
5.0.20.0020.0206.29
5.0.10.0000.0256.26
5.0.00.0050.0326.25
4.4.90.0040.0144.78
4.4.80.0030.0164.75
4.4.70.0070.0134.75
4.4.60.0040.0204.75
4.4.50.0070.0124.77
4.4.40.0020.0324.70
4.4.30.0040.0194.76
4.4.20.0050.0184.84
4.4.10.0040.0204.85
4.4.00.0020.0264.76
4.3.110.0030.0224.67
4.3.100.0020.0164.67
4.3.90.0020.0154.64
4.3.80.0020.0324.58
4.3.70.0020.0174.63
4.3.60.0050.0194.63
4.3.50.0020.0214.63
4.3.40.0020.0254.54
4.3.30.0030.0203.30
4.3.20.0010.0193.28
4.3.10.0030.0173.24
4.3.00.0100.01316.72

preferences:
140.1 ms | 1398 KiB | 8 Q