3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1 => 'Test', 2 => 'RT', 3 => 'ee'); var_dump(array_diff_key($a, array_flip(array(1,2));

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)
5.4.320.0050.03712.49
5.4.310.0060.03712.49
5.4.300.0030.03912.50
5.4.290.0040.03912.49
5.4.280.0050.03612.39
5.4.270.0080.03312.39
5.4.260.0070.03612.39
5.4.250.0050.03812.39
5.4.240.0020.04012.39
5.4.230.0070.03712.38
5.4.220.0050.04012.38
5.4.210.0060.03612.38
5.4.200.0050.03912.38
5.4.190.0070.03812.38
5.4.180.0050.03712.38
5.4.170.0070.03412.39
5.4.160.0060.03612.38
5.4.150.0050.03712.38
5.4.140.0030.03912.07
5.4.130.0070.03412.05
5.4.120.0070.03412.02
5.4.110.0070.03412.01
5.4.100.0080.03212.01
5.4.90.0080.03512.01
5.4.80.0030.03912.01
5.4.70.0070.03512.01
5.4.60.0070.03312.01
5.4.50.0090.03212.01
5.4.40.0040.03612.00
5.4.30.0080.03411.99
5.4.20.0050.03611.99
5.4.10.0060.03411.99
5.4.00.0090.03611.48
5.3.290.0090.03512.80
5.3.280.0060.03712.71
5.3.270.0110.03412.72
5.3.260.0090.03512.72
5.3.250.0070.03512.72
5.3.240.0100.03312.72
5.3.230.0040.03912.71
5.3.220.0050.03812.68
5.3.210.0130.03412.68
5.3.200.0080.03412.68
5.3.190.0050.04912.68
5.3.180.0070.04412.68
5.3.170.0060.03712.67
5.3.160.0090.03312.67
5.3.150.0070.03512.67
5.3.140.0040.03812.66
5.3.130.0050.04012.66
5.3.120.0100.03412.65
5.3.110.0070.03912.65
5.3.100.0110.03412.12
5.3.90.0050.03812.09
5.3.80.0040.03712.07
5.3.70.0060.03512.07
5.3.60.0050.03812.07
5.3.50.0060.03612.00
5.3.40.0060.03612.00
5.3.30.0090.03111.95
5.3.20.0060.03511.72
5.3.10.0040.03611.70
5.3.00.0070.04111.69
5.2.170.0080.0409.18
5.2.160.0100.0369.18
5.2.150.0100.0319.18
5.2.140.0040.0319.18
5.2.130.0030.0319.14
5.2.120.0050.0339.14
5.2.110.0040.0299.15
5.2.100.0040.0299.14
5.2.90.0040.0299.14
5.2.80.0040.0309.14
5.2.70.0040.0309.14
5.2.60.0060.0289.09
5.2.50.0010.0339.06
5.2.40.0020.0329.04
5.2.30.0030.0329.02
5.2.20.0020.0329.00
5.2.10.0040.0308.92
5.2.00.0020.0338.79
5.1.60.0070.0218.07
5.1.50.0020.0278.07
5.1.40.0040.0268.05
5.1.30.0060.0248.40
5.1.20.0050.0268.41
5.1.10.0060.0348.14
5.1.00.0040.0328.14
5.0.50.0040.0316.62
5.0.40.0060.0326.48
5.0.30.0050.0366.29
5.0.20.0030.0196.26
5.0.10.0030.0236.24
5.0.00.0040.0306.23
4.4.90.0040.0144.78
4.4.80.0050.0134.75
4.4.70.0010.0174.76
4.4.60.0010.0174.76
4.4.50.0020.0164.77
4.4.40.0010.0304.71
4.4.30.0020.0204.75
4.4.20.0020.0164.85
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0040.0144.67
4.3.100.0030.0144.67
4.3.90.0020.0154.63
4.3.80.0040.0254.59
4.3.70.0040.0174.63
4.3.60.0020.0194.63
4.3.50.0010.0174.63
4.3.40.0030.0234.54
4.3.30.0030.0153.28
4.3.20.0010.0173.26
4.3.10.0030.0143.22
4.3.00.0070.04015.71

preferences:
140.88 ms | 1394 KiB | 7 Q