3v4l.org

run code in 300+ PHP versions simultaneously
<?php implode('_', array(1, null, null);

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)
5.4.320.0060.03712.50
5.4.310.0050.03812.49
5.4.300.0060.03712.50
5.4.290.0080.03512.49
5.4.280.0040.03712.39
5.4.270.0050.03912.39
5.4.260.0090.03712.39
5.4.250.0030.04112.39
5.4.240.0040.03912.39
5.4.230.0050.03912.38
5.4.220.0090.03312.38
5.4.210.0030.03712.38
5.4.200.0050.03812.38
5.4.190.0030.03812.38
5.4.180.0070.03412.38
5.4.170.0080.03512.38
5.4.160.0060.03612.38
5.4.150.0090.03712.38
5.4.140.0040.04112.07
5.4.130.0080.04512.05
5.4.120.0080.03212.02
5.4.110.0040.03712.01
5.4.100.0070.04012.01
5.4.90.0090.05312.01
5.4.80.0040.03812.01
5.4.70.0040.03612.01
5.4.60.0040.03612.01
5.4.50.0070.03512.01
5.4.40.0100.04612.00
5.4.30.0060.03611.99
5.4.20.0060.04111.99
5.4.10.0070.03711.99
5.4.00.0080.03411.48
5.3.290.0080.03712.80
5.3.280.0040.03912.71
5.3.270.0060.03812.72
5.3.260.0050.04012.72
5.3.250.0080.03512.72
5.3.240.0070.03712.71
5.3.230.0030.04012.71
5.3.220.0070.03512.68
5.3.210.0030.04012.68
5.3.200.0050.03812.68
5.3.190.0080.03612.68
5.3.180.0100.03212.67
5.3.170.0050.03712.67
5.3.160.0070.03812.67
5.3.150.0100.05012.67
5.3.140.0100.04112.66
5.3.130.0060.04412.66
5.3.120.0050.04012.66
5.3.110.0050.04012.66
5.3.100.0050.03712.12
5.3.90.0060.03612.09
5.3.80.0050.03612.07
5.3.70.0070.05112.08
5.3.60.0080.03412.07
5.3.50.0050.03712.00
5.3.40.0040.04412.00
5.3.30.0090.03211.95
5.3.20.0080.04111.73
5.3.10.0060.04811.70
5.3.00.0050.03811.68
5.2.170.0040.0319.18
5.2.160.0040.0379.18
5.2.150.0110.0349.18
5.2.140.0060.0439.18
5.2.130.0070.0379.14
5.2.120.0050.0329.14
5.2.110.0060.0379.14
5.2.100.0050.0369.14
5.2.90.0050.0339.14
5.2.80.0060.0379.14
5.2.70.0080.0299.14
5.2.60.0080.0269.09
5.2.50.0060.0289.06
5.2.40.0060.0319.04
5.2.30.0090.0379.01
5.2.20.0070.0339.00
5.2.10.0030.0298.92
5.2.00.0030.0308.78
5.1.60.0040.0268.07
5.1.50.0110.0268.07
5.1.40.0070.0258.05
5.1.30.0060.0268.40
5.1.20.0030.0278.42
5.1.10.0090.0218.15
5.1.00.0080.0258.14
5.0.50.0040.0206.63
5.0.40.0040.0266.48
5.0.30.0040.0326.29
5.0.20.0030.0206.26
5.0.10.0040.0196.24
5.0.00.0040.0366.23
4.4.90.0050.0204.78
4.4.80.0040.0144.75
4.4.70.0010.0174.75
4.4.60.0010.0174.76
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0020.0164.85
4.4.10.0040.0144.85
4.4.00.0030.0254.76
4.3.110.0050.0144.67
4.3.100.0040.0214.66
4.3.90.0050.0254.64
4.3.80.0020.0254.58
4.3.70.0030.0144.63
4.3.60.0050.0124.62
4.3.50.0050.0134.63
4.3.40.0050.0224.54
4.3.30.0020.0163.28
4.3.20.0030.0223.26
4.3.10.0040.0263.21
4.3.00.0000.01713.25

preferences:
139.48 ms | 1394 KiB | 7 Q