3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { const CMS_IDENTIFIER = '#ELEMENT:'; } $identifier = '#ELEMENT:register' echo substr($identifier, strlen(ElementInterface::CMS_IDENTIFIER));

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)
5.4.310.0080.03812.51
5.4.300.0080.04312.52
5.4.290.0060.03712.51
5.4.280.0060.03412.40
5.4.270.0050.03612.41
5.4.260.0060.04112.40
5.4.250.0030.04112.41
5.4.240.0080.03312.40
5.4.230.0090.03512.40
5.4.220.0070.04112.40
5.4.210.0050.03512.40
5.4.200.0080.04112.39
5.4.190.0090.03812.39
5.4.180.0110.03412.39
5.4.170.0100.03612.40
5.4.160.0120.03212.39
5.4.150.0040.04012.39
5.4.140.0110.03912.08
5.4.130.0040.03812.07
5.4.120.0040.03912.03
5.4.110.0020.04112.03
5.4.100.0060.03512.02
5.4.90.0050.04012.02
5.4.80.0040.04212.02
5.4.70.0090.04012.02
5.4.60.0020.03812.02
5.4.50.0070.03312.02
5.4.40.0080.03212.01
5.4.30.0080.03612.00
5.4.20.0080.03612.00
5.4.10.0030.03912.01
5.4.00.0070.03911.50
5.3.280.0110.03512.70
5.3.270.0050.04112.72
5.3.260.0070.04512.72
5.3.250.0140.03812.72
5.3.240.0090.03812.72
5.3.230.0080.03712.71
5.3.220.0130.04012.68
5.3.210.0060.04012.68
5.3.200.0070.03612.68
5.3.190.0100.03412.68
5.3.180.0050.04312.67
5.3.170.0090.03612.67
5.3.160.0110.03712.68
5.3.150.0060.04412.68
5.3.140.0070.04212.66
5.3.130.0090.03612.66
5.3.120.0060.03812.66
5.3.110.0050.04212.66
5.3.100.0100.03512.12
5.3.90.0060.03712.10
5.3.80.0050.03712.09
5.3.70.0060.03712.09
5.3.60.0050.03612.08
5.3.50.0070.03512.02
5.3.40.0080.03412.02
5.3.30.0040.03711.98
5.3.20.0050.03611.76
5.3.10.0050.03711.73
5.3.00.0070.03911.71
5.2.170.0060.0329.21
5.2.160.0060.0279.22
5.2.150.0050.0309.21
5.2.140.0050.0299.21
5.2.130.0070.0259.17
5.2.120.0040.0289.17
5.2.110.0070.0269.18
5.2.100.0060.0259.17
5.2.90.0020.0319.17
5.2.80.0050.0309.17
5.2.70.0040.0329.17
5.2.60.0040.0309.13
5.2.50.0040.0299.10
5.2.40.0060.0339.07
5.2.30.0040.0329.04
5.2.20.0060.0299.03
5.2.10.0000.0328.94
5.2.00.0070.0268.80
5.1.60.0040.0238.09
5.1.50.0040.0248.08
5.1.40.0060.0308.07
5.1.30.0050.0318.41
5.1.20.0080.0278.43
5.1.10.0070.0318.16
5.1.00.0020.0308.16
5.0.50.0040.0196.64
5.0.40.0030.0266.50
5.0.30.0020.0326.30
5.0.20.0020.0236.27
5.0.10.0030.0206.25
5.0.00.0030.0376.25
4.4.90.0040.0144.78
4.4.80.0020.0164.75
4.4.70.0030.0154.76
4.4.60.0030.0234.75
4.4.50.0020.0274.77
4.4.40.0010.0344.71
4.4.30.0020.0164.75
4.4.20.0020.0254.84
4.4.10.0040.0194.85
4.4.00.0010.0284.76
4.3.110.0050.0134.67
4.3.100.0020.0154.66
4.3.90.0020.0154.63
4.3.80.0050.0214.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0010.0174.63
4.3.40.0050.0274.53
4.3.30.0010.0233.30
4.3.20.0040.0133.28
4.3.10.0030.0143.23
4.3.00.0030.01715.88

preferences:
142.64 ms | 1394 KiB | 7 Q