3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(!count['test', 'test2']); var_dump((bool) !count(['test', 'test2']) && '0123123');

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)
5.4.350.0090.03612.01
5.4.340.0090.03912.01
5.4.320.0080.05212.50
5.4.310.0120.04812.49
5.4.300.0130.06712.49
5.4.290.0110.04012.49
5.4.280.0050.04012.39
5.4.270.0070.05112.39
5.4.260.0100.03712.39
5.4.250.0050.04712.39
5.4.240.0110.03912.39
5.4.230.0050.04112.38
5.4.220.0050.04012.38
5.4.210.0070.05112.38
5.4.200.0060.04912.38
5.4.190.0160.07812.38
5.4.180.0060.05112.38
5.4.170.0070.05212.39
5.4.160.0070.04712.38
5.4.150.0100.03412.38
5.4.140.0100.03912.07
5.4.130.0040.03912.05
5.4.120.0060.03912.01
5.4.110.0090.03512.01
5.4.100.0040.03812.01
5.4.90.0050.04612.02
5.4.80.0070.04412.01
5.4.70.0070.04712.01
5.4.60.0090.03712.00
5.4.50.0070.03912.01
5.4.40.0080.04111.99
5.4.30.0060.03811.99
5.4.20.0110.04111.98
5.4.10.0070.03712.00
5.4.00.0040.03911.48
5.3.290.0080.04012.80
5.3.280.0190.04712.71
5.3.270.0100.06012.72
5.3.260.0190.07512.71
5.3.250.0160.08512.72
5.3.240.0080.05012.72
5.3.230.0110.05312.71
5.3.220.0070.04112.68
5.3.210.0050.04612.68
5.3.200.0070.04512.68
5.3.190.0060.04212.68
5.3.180.0090.03812.67
5.3.170.0080.04212.67
5.3.160.0040.03912.67
5.3.150.0090.03612.68
5.3.140.0110.04412.66
5.3.130.0050.04312.66
5.3.120.0050.05012.66
5.3.110.0070.04512.66
5.3.100.0070.03912.12
5.3.90.0050.04112.09
5.3.80.0090.04012.08
5.3.70.0130.03212.07
5.3.60.0090.04012.07
5.3.50.0040.04012.00
5.3.40.0050.04712.00
5.3.30.0080.03711.95
5.3.20.0080.03611.72
5.3.10.0060.04511.70
5.3.00.0060.04911.68
5.2.170.0060.0339.18
5.2.160.0060.0339.18
5.2.150.0050.0349.18
5.2.140.0030.0339.18
5.2.130.0030.0329.14
5.2.120.0060.0289.14
5.2.110.0030.0329.14
5.2.100.0080.0299.14
5.2.90.0050.0299.14
5.2.80.0070.0289.14
5.2.70.0020.0329.14
5.2.60.0020.0379.09
5.2.50.0040.0319.06
5.2.40.0040.0319.04
5.2.30.0030.0349.01
5.2.20.0030.0349.00
5.2.10.0020.0308.93
5.2.00.0030.0308.78
5.1.60.0050.0258.06
5.1.50.0050.0268.06
5.1.40.0040.0248.05
5.1.30.0040.0268.39
5.1.20.0080.0278.42
5.1.10.0090.0258.14
5.1.00.0080.0248.14
5.0.50.0030.0236.63
5.0.40.0040.0196.48
5.0.30.0040.0336.29
5.0.20.0070.0396.26
5.0.10.0050.0266.24
5.0.00.0080.0316.23
4.4.90.0030.0184.78
4.4.80.0020.0204.75
4.4.70.0030.0194.76
4.4.60.0040.0144.75
4.4.50.0030.0244.77
4.4.40.0020.0284.71
4.4.30.0070.0124.76
4.4.20.0050.0144.84
4.4.10.0060.0164.85
4.4.00.0010.0304.76
4.3.110.0020.0174.66
4.3.100.0030.0164.66
4.3.90.0030.0154.63
4.3.80.0050.0254.58
4.3.70.0030.0194.63
4.3.60.0010.0194.63
4.3.50.0070.0144.63
4.3.40.0010.0284.54
4.3.30.0030.0153.29
4.3.20.0020.0163.26
4.3.10.0050.0143.21
4.3.00.0030.0237.05

preferences:
143.3 ms | 1394 KiB | 7 Q