3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('stdClass'); var_dump(new {a[0]});

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)
5.4.350.0100.03112.02
5.4.340.0040.03912.01
5.4.320.0080.04112.50
5.4.310.0080.05012.50
5.4.300.0110.06312.50
5.4.290.0040.05212.50
5.4.280.0110.05512.39
5.4.270.0100.05012.39
5.4.260.0090.04112.39
5.4.250.0090.04412.39
5.4.240.0090.04012.39
5.4.230.0100.04312.39
5.4.220.0130.03312.39
5.4.210.0090.04912.39
5.4.200.0080.04712.39
5.4.190.0100.04512.38
5.4.180.0060.04012.38
5.4.170.0080.03512.39
5.4.160.0050.04012.38
5.4.150.0020.04212.38
5.4.140.0130.04512.07
5.4.130.0090.04112.05
5.4.120.0070.04612.02
5.4.110.0060.04512.01
5.4.100.0060.04912.01
5.4.90.0090.05012.01
5.4.80.0050.04012.01
5.4.70.0040.04212.01
5.4.60.0100.03412.00
5.4.50.0100.04312.01
5.4.40.0090.06212.00
5.4.30.0120.04311.99
5.4.20.0050.04111.98
5.4.10.0110.05211.99
5.4.00.0060.04111.48
5.3.290.0100.04112.80
5.3.280.0120.05612.71
5.3.270.0060.04012.72
5.3.260.0040.04412.72
5.3.250.0090.04812.72
5.3.240.0050.04912.72
5.3.230.0100.04712.71
5.3.220.0050.04012.68
5.3.210.0110.03812.68
5.3.200.0120.03712.68
5.3.190.0100.04912.68
5.3.180.0060.04912.68
5.3.170.0090.04012.66
5.3.160.0060.04812.67
5.3.150.0090.04412.68
5.3.140.0070.04912.66
5.3.130.0080.04712.66
5.3.120.0050.04912.66
5.3.110.0140.05312.66
5.3.100.0060.04812.12
5.3.90.0120.05512.08
5.3.80.0180.06212.08
5.3.70.0100.05112.07
5.3.60.0040.04012.07
5.3.50.0060.04312.00
5.3.40.0110.03512.00
5.3.30.0040.03911.95
5.3.20.0090.03611.72
5.3.10.0060.04011.70
5.3.00.0070.03911.68
5.2.170.0060.0369.18
5.2.160.0050.0469.18
5.2.150.0050.0349.18
5.2.140.0120.0519.18
5.2.130.0110.0429.14
5.2.120.0080.0359.14
5.2.110.0130.0409.15
5.2.100.0130.0429.14
5.2.90.0040.0349.14
5.2.80.0040.0389.14
5.2.70.0060.0379.14
5.2.60.0060.0359.09
5.2.50.0080.0339.06
5.2.40.0070.0319.04
5.2.30.0030.0339.02
5.2.20.0060.0309.00
5.2.10.0060.0338.92
5.2.00.0050.0338.78
5.1.60.0050.0248.06
5.1.50.0070.0238.06
5.1.40.0030.0288.05
5.1.30.0050.0248.40
5.1.20.0050.0268.42
5.1.10.0060.0248.14
5.1.00.0040.0278.14
5.0.50.0020.0226.62
5.0.40.0050.0206.48
5.0.30.0040.0316.29
5.0.20.0030.0236.26
5.0.10.0090.0146.24
5.0.00.0040.0306.23
4.4.90.0020.0164.78
4.4.80.0030.0164.76
4.4.70.0030.0174.75
4.4.60.0010.0174.75
4.4.50.0000.0184.77
4.4.40.0000.0294.71
4.4.30.0020.0174.76
4.4.20.0050.0164.85
4.4.10.0030.0184.85
4.4.00.0030.0264.76
4.3.110.0030.0204.67
4.3.100.0030.0164.66
4.3.90.0030.0164.63
4.3.80.0040.0264.59
4.3.70.0010.0174.63
4.3.60.0060.0134.63
4.3.50.0060.0124.63
4.3.40.0040.0244.54
4.3.30.0030.0163.29
4.3.20.0010.0193.26
4.3.10.0030.0173.21
4.3.00.0070.0177.21

preferences:
144.96 ms | 1394 KiB | 7 Q