3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public id; public function __constructor() { $this->id = 1; } } var_dump(var_export(new A()));

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)
5.4.350.0050.04412.03
5.4.340.0060.03412.02
5.4.320.0050.04012.51
5.4.310.0100.04012.50
5.4.300.0090.03812.51
5.4.290.0050.03912.50
5.4.280.0060.03512.40
5.4.270.0080.04112.40
5.4.260.0050.04512.40
5.4.250.0050.04012.40
5.4.240.0080.03512.40
5.4.230.0080.03512.39
5.4.220.0080.04412.39
5.4.210.0090.03912.39
5.4.200.0120.03412.39
5.4.190.0020.04012.39
5.4.180.0070.04012.39
5.4.170.0080.03612.40
5.4.160.0060.03612.39
5.4.150.0060.04312.39
5.4.140.0070.03912.08
5.4.130.0050.04012.06
5.4.120.0050.03612.03
5.4.110.0070.04012.02
5.4.100.0060.03512.02
5.4.90.0050.04112.02
5.4.80.0060.04512.02
5.4.70.0050.03912.02
5.4.60.0080.04012.02
5.4.50.0050.04212.02
5.4.40.0060.04612.00
5.4.30.0080.03412.00
5.4.20.0060.03612.00
5.4.10.0060.03612.00
5.4.00.0090.03811.49
5.3.290.0080.03812.80
5.3.280.0100.03712.71
5.3.270.0090.03512.72
5.3.260.0050.04112.72
5.3.250.0040.04112.72
5.3.240.0040.04412.72
5.3.230.0070.04012.71
5.3.220.0040.03912.68
5.3.210.0090.04612.68
5.3.200.0090.03612.68
5.3.190.0070.04012.68
5.3.180.0060.03912.68
5.3.170.0070.04012.67
5.3.160.0110.03312.67
5.3.150.0100.04312.68
5.3.140.0070.04212.66
5.3.130.0140.04212.66
5.3.120.0030.04812.66
5.3.110.0060.04612.66
5.3.100.0060.03812.12
5.3.90.0050.04012.10
5.3.80.0110.04612.09
5.3.70.0100.03712.09
5.3.60.0080.04112.08
5.3.50.0090.03712.02
5.3.40.0060.04012.02
5.3.30.0100.03311.98
5.3.20.0090.03511.75
5.3.10.0090.03811.73
5.3.00.0090.04211.71
5.2.170.0040.0319.21
5.2.160.0040.0309.21
5.2.150.0050.0309.21
5.2.140.0020.0359.21
5.2.130.0050.0299.17
5.2.120.0060.0329.17
5.2.110.0090.0309.18
5.2.100.0060.0299.17
5.2.90.0060.0309.17
5.2.80.0080.0279.17
5.2.70.0040.0359.17
5.2.60.0040.0339.13
5.2.50.0050.0329.09
5.2.40.0060.0339.07
5.2.30.0100.0329.04
5.2.20.0070.0279.03
5.2.10.0080.0328.95
5.2.00.0050.0378.80
5.1.60.0020.0288.08
5.1.50.0070.0538.08
5.1.40.0070.0288.07
5.1.30.0060.0258.41
5.1.20.0060.0258.44
5.1.10.0060.0288.16
5.1.00.0040.0278.16
5.0.50.0030.0216.64
5.0.40.0030.0196.50
5.0.30.0050.0346.30
5.0.20.0040.0186.27
5.0.10.0050.0226.25
5.0.00.0030.0316.25
4.4.90.0020.0174.78
4.4.80.0040.0154.75
4.4.70.0040.0144.76
4.4.60.0020.0174.76
4.4.50.0050.0164.77
4.4.40.0040.0264.71
4.4.30.0040.0154.76
4.4.20.0050.0144.84
4.4.10.0040.0144.85
4.4.00.0040.0264.76
4.3.110.0020.0174.67
4.3.100.0030.0154.66
4.3.90.0050.0154.64
4.3.80.0010.0264.58
4.3.70.0010.0164.63
4.3.60.0040.0164.63
4.3.50.0040.0154.63
4.3.40.0020.0244.53
4.3.30.0020.0173.30
4.3.20.0030.0163.28
4.3.10.0050.0143.24
4.3.00.0170.02011.01

preferences:
144.13 ms | 1394 KiB | 7 Q