3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = "this is a long test"; $arr = []; $len = strlen($text); echo $len:

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)
5.4.320.0060.03912.50
5.4.310.0040.04612.50
5.4.300.0060.03612.50
5.4.290.0050.04312.49
5.4.280.0050.03412.39
5.4.270.0090.04012.39
5.4.260.0050.03812.39
5.4.250.0080.04112.39
5.4.240.0060.03512.39
5.4.230.0040.03812.38
5.4.220.0050.03712.38
5.4.210.0070.03412.38
5.4.200.0060.03612.38
5.4.190.0060.03512.38
5.4.180.0070.03512.38
5.4.170.0070.03812.39
5.4.160.0060.03812.38
5.4.150.0050.03612.38
5.4.140.0090.03512.07
5.4.130.0050.03512.05
5.4.120.0050.03612.01
5.4.110.0050.04312.01
5.4.100.0030.03712.01
5.4.90.0040.03912.01
5.4.80.0040.03812.01
5.4.70.0060.04212.00
5.4.60.0070.03612.00
5.4.50.0060.03512.01
5.4.40.0080.04211.99
5.4.30.0060.03411.99
5.4.20.0060.04011.99
5.4.10.0080.03211.99
5.4.00.0070.03311.48
5.3.290.0070.04412.80
5.3.280.0070.03612.71
5.3.270.0050.04312.73
5.3.260.0070.04612.72
5.3.250.0080.03412.72
5.3.240.0050.03612.72
5.3.230.0060.03712.71
5.3.220.0080.03312.68
5.3.210.0080.04012.68
5.3.200.0080.03612.68
5.3.190.0080.03712.68
5.3.180.0100.03712.68
5.3.170.0040.03812.67
5.3.160.0040.03712.68
5.3.150.0050.03912.67
5.3.140.0040.03712.66
5.3.130.0050.03912.66
5.3.120.0070.03712.65
5.3.110.0040.04012.66
5.3.100.0080.04012.12
5.3.90.0090.03712.09
5.3.80.0040.04112.08
5.3.70.0070.03812.08
5.3.60.0090.03612.07
5.3.50.0100.03512.00
5.3.40.0050.03712.00
5.3.30.0030.03711.95
5.3.20.0060.03411.73
5.3.10.0060.03411.70
5.3.00.0090.03211.68
5.2.170.0050.0299.18
5.2.160.0080.0269.18
5.2.150.0060.0329.18
5.2.140.0040.0319.18
5.2.130.0050.0329.13
5.2.120.0060.0279.14
5.2.110.0030.0309.14
5.2.100.0040.0349.14
5.2.90.0060.0389.14
5.2.80.0080.0379.14
5.2.70.0040.0309.14
5.2.60.0040.0309.09
5.2.50.0030.0319.06
5.2.40.0030.0309.03
5.2.30.0050.0289.02
5.2.20.0050.0279.00
5.2.10.0020.0308.92
5.2.00.0020.0318.78
5.1.60.0040.0238.07
5.1.50.0040.0248.07
5.1.40.0040.0258.04
5.1.30.0040.0258.40
5.1.20.0050.0268.42
5.1.10.0050.0258.14
5.1.00.0030.0268.14
5.0.50.0040.0196.62
5.0.40.0030.0196.48
5.0.30.0030.0336.29
5.0.20.0020.0216.27
5.0.10.0050.0176.24
5.0.00.0060.0286.23
4.4.90.0030.0164.78
4.4.80.0020.0174.76
4.4.70.0020.0164.76
4.4.60.0030.0154.76
4.4.50.0020.0164.77
4.4.40.0010.0264.71
4.4.30.0020.0164.76
4.4.20.0030.0144.85
4.4.10.0040.0144.85
4.4.00.0030.0244.76
4.3.110.0050.0134.67
4.3.100.0040.0134.66
4.3.90.0030.0144.64
4.3.80.0040.0234.58
4.3.70.0010.0164.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0030.0153.28
4.3.20.0010.0173.26
4.3.10.0030.0143.22
4.3.00.0100.01315.66

preferences:
140.53 ms | 1394 KiB | 7 Q