3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hi = "hi"; preg_match('/Hi/i',$hi,$match) var_dump($match)

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)
5.4.320.0060.03812.50
5.4.310.0090.04212.49
5.4.300.0050.03912.49
5.4.290.0060.04012.49
5.4.280.0080.04112.39
5.4.270.0070.03812.39
5.4.260.0090.03912.39
5.4.250.0020.04112.39
5.4.240.0050.04312.39
5.4.230.0060.03912.38
5.4.220.0070.04412.38
5.4.210.0050.03812.38
5.4.200.0050.03812.38
5.4.190.0080.03512.38
5.4.180.0090.03112.38
5.4.170.0070.03512.38
5.4.160.0050.03612.38
5.4.150.0070.03512.38
5.4.140.0040.03812.07
5.4.130.0060.03512.05
5.4.120.0030.04012.01
5.4.110.0100.04412.01
5.4.100.0030.03912.01
5.4.90.0050.04112.01
5.4.80.0070.04512.01
5.4.70.0080.04812.00
5.4.60.0070.04512.00
5.4.50.0090.04112.01
5.4.40.0060.04612.00
5.4.30.0050.03911.99
5.4.20.0070.03411.98
5.4.10.0050.03912.00
5.4.00.0070.03511.48
5.3.290.0070.03812.80
5.3.280.0060.03812.71
5.3.270.0110.03512.72
5.3.260.0070.03912.72
5.3.250.0040.03912.72
5.3.240.0040.04012.72
5.3.230.0060.03812.71
5.3.220.0070.03712.68
5.3.210.0070.03812.68
5.3.200.0100.03212.68
5.3.190.0060.05012.68
5.3.180.0130.04112.67
5.3.170.0120.04112.67
5.3.160.0060.03612.67
5.3.150.0060.04712.67
5.3.140.0060.03612.66
5.3.130.0050.04612.66
5.3.120.0090.03612.66
5.3.110.0060.04812.66
5.3.100.0090.04412.12
5.3.90.0080.03612.08
5.3.80.0040.03812.08
5.3.70.0080.03412.08
5.3.60.0040.04912.07
5.3.50.0070.03712.00
5.3.40.0100.04712.00
5.3.30.0070.03311.95
5.3.20.0060.03611.72
5.3.10.0090.04611.70
5.3.00.0080.04511.69
5.2.170.0040.0329.18
5.2.160.0030.0309.18
5.2.150.0030.0329.18
5.2.140.0050.0319.18
5.2.130.0040.0319.14
5.2.120.0040.0309.14
5.2.110.0050.0329.14
5.2.100.0040.0299.14
5.2.90.0060.0339.14
5.2.80.0030.0319.14
5.2.70.0050.0299.14
5.2.60.0030.0329.09
5.2.50.0050.0309.06
5.2.40.0080.0299.04
5.2.30.0050.0319.01
5.2.20.0040.0309.00
5.2.10.0080.0258.93
5.2.00.0050.0288.78
5.1.60.0070.0308.06
5.1.50.0060.0308.06
5.1.40.0040.0248.05
5.1.30.0040.0258.40
5.1.20.0060.0258.42
5.1.10.0020.0288.14
5.1.00.0060.0238.14
5.0.50.0050.0266.62
5.0.40.0040.0186.48
5.0.30.0030.0326.29
5.0.20.0030.0206.27
5.0.10.0010.0226.24
5.0.00.0040.0296.23
4.4.90.0030.0164.78
4.4.80.0020.0164.76
4.4.70.0000.0184.75
4.4.60.0010.0174.75
4.4.50.0030.0154.77
4.4.40.0030.0244.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0030.0164.67
4.3.100.0040.0144.66
4.3.90.0030.0144.64
4.3.80.0040.0304.58
4.3.70.0040.0174.63
4.3.60.0030.0154.63
4.3.50.0050.0134.63
4.3.40.0020.0254.54
4.3.30.0020.0153.28
4.3.20.0030.0143.26
4.3.10.0010.0173.21
4.3.00.0030.01315.97

preferences:
145.94 ms | 1394 KiB | 7 Q