3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Whatever; $dateString = null if ($dateString instanceof DateTimeInterface) { echo "interface"; }

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)
5.4.320.0080.03312.50
5.4.310.0030.04012.49
5.4.300.0050.03712.50
5.4.290.0050.03712.49
5.4.280.0050.03512.39
5.4.270.0040.03712.39
5.4.260.0070.03612.39
5.4.250.0070.03612.39
5.4.240.0050.03712.39
5.4.230.0030.03912.38
5.4.220.0080.03712.38
5.4.210.0050.03512.38
5.4.200.0050.03712.38
5.4.190.0080.03212.38
5.4.180.0050.03512.38
5.4.170.0070.03412.39
5.4.160.0060.03412.38
5.4.150.0040.03512.38
5.4.140.0040.03812.07
5.4.130.0060.03812.05
5.4.120.0060.03512.01
5.4.110.0030.03712.01
5.4.100.0020.03912.01
5.4.90.0050.03612.01
5.4.80.0080.03312.01
5.4.70.0040.03612.01
5.4.60.0050.03412.01
5.4.50.0080.03112.00
5.4.40.0050.03512.00
5.4.30.0050.03611.99
5.4.20.0040.03611.98
5.4.10.0050.03411.99
5.4.00.0090.03211.48
5.3.290.0040.04012.80
5.3.280.0070.03512.71
5.3.270.0030.04012.72
5.3.260.0050.03812.72
5.3.250.0050.03612.72
5.3.240.0060.04012.71
5.3.230.0060.03712.71
5.3.220.0060.03612.68
5.3.210.0080.03712.68
5.3.200.0050.04312.68
5.3.190.0080.03612.68
5.3.180.0050.03612.67
5.3.170.0070.03512.67
5.3.160.0100.04712.67
5.3.150.0040.03812.67
5.3.140.0050.04012.66
5.3.130.0080.04212.66
5.3.120.0070.03712.66
5.3.110.0060.03712.66
5.3.100.0080.03512.12
5.3.90.0060.03512.09
5.3.80.0050.03612.08
5.3.70.0070.04112.07
5.3.60.0070.03912.06
5.3.50.0050.03612.00
5.3.40.0060.03512.00
5.3.30.0080.03311.95
5.3.20.0040.03711.73
5.3.10.0070.03711.70
5.3.00.0080.03211.68
5.2.170.0050.0299.18
5.2.160.0030.0309.18
5.2.150.0050.0299.18
5.2.140.0080.0279.18
5.2.130.0030.0319.14
5.2.120.0100.0239.14
5.2.110.0030.0299.15
5.2.100.0040.0299.14
5.2.90.0070.0369.14
5.2.80.0030.0319.14
5.2.70.0050.0299.14
5.2.60.0050.0289.09
5.2.50.0060.0339.06
5.2.40.0080.0259.03
5.2.30.0080.0389.01
5.2.20.0090.0349.00
5.2.10.0040.0338.92
5.2.00.0070.0368.78
5.1.60.0050.0258.06
5.1.50.0040.0268.06
5.1.40.0030.0288.05
5.1.30.0050.0338.40
5.1.20.0060.0268.42
5.1.10.0060.0348.14
5.1.00.0010.0298.14
5.0.50.0020.0216.62
5.0.40.0020.0236.48
5.0.30.0020.0446.29
5.0.20.0020.0216.26
5.0.10.0030.0196.24
5.0.00.0030.0306.23
4.4.90.0060.0154.78
4.4.80.0040.0164.75
4.4.70.0020.0164.75
4.4.60.0040.0174.75
4.4.50.0010.0164.77
4.4.40.0040.0324.71
4.4.30.0060.0174.76
4.4.20.0030.0164.85
4.4.10.0040.0214.85
4.4.00.0010.0264.75
4.3.110.0060.0204.67
4.3.100.0050.0234.66
4.3.90.0010.0164.63
4.3.80.0070.0254.58
4.3.70.0050.0134.63
4.3.60.0040.0174.63
4.3.50.0010.0214.63
4.3.40.0040.0264.54
4.3.30.0030.0203.29
4.3.20.0020.0263.26
4.3.10.0020.0213.21
4.3.00.0000.01715.62

preferences:
145.15 ms | 1394 KiB | 7 Q