3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); var_dump(is_empty($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)
5.4.250.0040.04812.36
5.4.240.0080.04112.36
5.4.230.0060.05012.35
5.4.220.0060.04012.35
5.4.210.0060.03612.36
5.4.200.0030.04112.35
5.4.190.0090.04012.35
5.4.180.0090.03812.35
5.4.170.0050.03812.36
5.4.160.0050.03812.35
5.4.150.0070.03612.35
5.4.140.0060.04312.04
5.4.130.0060.04112.02
5.4.120.0090.03411.98
5.4.110.0070.03411.98
5.4.100.0050.03611.98
5.4.90.0040.03911.98
5.4.80.0050.04711.98
5.4.70.0050.04311.97
5.4.60.0090.04611.97
5.4.50.0040.04511.98
5.4.40.0060.04311.96
5.4.30.0060.05011.96
5.4.20.0070.04511.96
5.4.10.0080.04311.96
5.4.00.0110.04611.45
5.3.280.0090.04712.71
5.3.270.0070.04912.72
5.3.260.0110.04612.72
5.3.250.0100.05112.72
5.3.240.0120.04312.72
5.3.230.0050.05412.71
5.3.220.0060.03812.68
5.3.210.0070.04012.68
5.3.200.0090.04112.68
5.3.190.0110.04512.68
5.3.180.0110.05812.67
5.3.170.0120.04912.67
5.3.160.0120.04312.67
5.3.150.0160.06112.67
5.3.140.0050.04112.66
5.3.130.0070.04412.66
5.3.120.0080.03812.66
5.3.110.0070.04312.66
5.3.100.0090.04112.12
5.3.90.0100.03912.08
5.3.80.0090.04012.08
5.3.70.0060.04512.07
5.3.60.0090.04012.06
5.3.50.0070.04412.00
5.3.40.0080.04512.00
5.3.30.0070.04311.94
5.3.20.0080.04011.70
5.3.10.0050.04911.66
5.3.00.0070.04511.64
5.2.170.0070.0309.15
5.2.160.0030.0329.15
5.2.150.0070.0369.14
5.2.140.0050.0369.14
5.2.130.0040.0369.10
5.2.120.0040.0369.10
5.2.110.0060.0389.11
5.2.100.0070.0329.11
5.2.90.0050.0349.10
5.2.80.0040.0389.10
5.2.70.0040.0359.10
5.2.60.0040.0349.05
5.2.50.0050.0489.03
5.2.40.0070.0429.00
5.2.30.0050.0428.97
5.2.20.0090.0298.96
5.2.10.0050.0298.88
5.2.00.0050.0328.74
5.1.60.0050.0278.03
5.1.50.0040.0278.03
5.1.40.0060.0298.02
5.1.30.0050.0288.36
5.1.20.0050.0268.39
5.1.10.0050.0258.12
5.1.00.0040.0258.11
5.0.50.0030.0216.59
5.0.40.0030.0196.45
5.0.30.0050.0316.26
5.0.20.0030.0216.23
5.0.10.0050.0206.21
5.0.00.0050.0346.20
4.4.90.0030.0154.78
4.4.80.0020.0214.76
4.4.70.0020.0184.76
4.4.60.0020.0164.76
4.4.50.0010.0194.77
4.4.40.0040.0274.71
4.4.30.0020.0204.76
4.4.20.0020.0164.85
4.4.10.0050.0144.85
4.4.00.0030.0254.76
4.3.110.0030.0164.67
4.3.100.0030.0154.67
4.3.90.0020.0144.63
4.3.80.0030.0254.58
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0030.0164.62
4.3.40.0020.0254.54
4.3.30.0020.0163.27
4.3.20.0020.0183.25
4.3.10.0020.0163.21
4.3.00.0030.0206.45

preferences:
137.35 ms | 1394 KiB | 7 Q