3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "<tt>some</tt><b>html</b>"; preg_match("/<\w?>(\w*?)<\/\w?>/",$a$b); print_r($b);

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)
5.4.320.0100.03312.50
5.4.310.0040.04012.49
5.4.300.0070.03612.49
5.4.290.0050.03912.50
5.4.280.0080.03312.39
5.4.270.0080.03412.39
5.4.260.0030.03912.39
5.4.250.0070.03612.39
5.4.240.0060.03812.39
5.4.230.0080.05612.38
5.4.220.0090.03312.38
5.4.210.0080.03312.38
5.4.200.0050.03912.38
5.4.190.0030.03912.38
5.4.180.0080.03312.38
5.4.170.0030.03812.38
5.4.160.0050.03612.38
5.4.150.0040.03812.38
5.4.140.0070.03512.07
5.4.130.0030.03712.05
5.4.120.0050.03512.01
5.4.110.0060.03412.01
5.4.100.0040.03612.01
5.4.90.0070.03512.01
5.4.80.0080.03412.01
5.4.70.0050.03412.00
5.4.60.0050.03612.01
5.4.50.0070.03312.01
5.4.40.0040.03512.00
5.4.30.0060.04311.99
5.4.20.0060.03511.98
5.4.10.0060.03411.99
5.4.00.0080.03311.49
5.3.290.0030.04412.80
5.3.280.0070.03712.71
5.3.270.0070.03812.72
5.3.260.0040.04112.72
5.3.250.0100.03412.71
5.3.240.0070.03712.71
5.3.230.0070.04012.71
5.3.220.0100.04812.68
5.3.210.0060.04312.68
5.3.200.0080.04012.68
5.3.190.0060.04012.68
5.3.180.0090.03512.67
5.3.170.0050.03812.67
5.3.160.0090.03412.68
5.3.150.0010.04212.67
5.3.140.0040.03812.66
5.3.130.0020.04212.66
5.3.120.0120.03712.66
5.3.110.0080.05112.66
5.3.100.0100.04412.12
5.3.90.0140.04212.08
5.3.80.0060.04112.07
5.3.70.0070.03512.07
5.3.60.0060.03512.06
5.3.50.0040.04112.00
5.3.40.0110.03412.00
5.3.30.0080.03411.95
5.3.20.0040.03811.73
5.3.10.0040.03611.70
5.3.00.0090.03311.68
5.2.170.0050.0309.18
5.2.160.0060.0289.18
5.2.150.0050.0309.18
5.2.140.0080.0269.18
5.2.130.0060.0279.14
5.2.120.0040.0289.14
5.2.110.0060.0279.14
5.2.100.0050.0349.14
5.2.90.0050.0289.14
5.2.80.0030.0309.14
5.2.70.0070.0359.14
5.2.60.0040.0299.09
5.2.50.0070.0279.06
5.2.40.0070.0259.03
5.2.30.0040.0309.01
5.2.20.0070.0269.00
5.2.10.0020.0308.93
5.2.00.0060.0298.78
5.1.60.0080.0278.07
5.1.50.0070.0248.06
5.1.40.0020.0288.05
5.1.30.0070.0228.40
5.1.20.0050.0258.42
5.1.10.0060.0238.14
5.1.00.0010.0278.14
5.0.50.0040.0206.62
5.0.40.0000.0226.48
5.0.30.0060.0286.29
5.0.20.0040.0186.26
5.0.10.0030.0206.24
5.0.00.0030.0316.23
4.4.90.0020.0164.78
4.4.80.0010.0164.75
4.4.70.0030.0144.75
4.4.60.0030.0144.76
4.4.50.0050.0124.77
4.4.40.0030.0254.71
4.4.30.0050.0134.76
4.4.20.0040.0144.84
4.4.10.0060.0164.85
4.4.00.0020.0384.76
4.3.110.0070.0204.67
4.3.100.0030.0164.66
4.3.90.0030.0174.64
4.3.80.0020.0274.59
4.3.70.0050.0184.63
4.3.60.0060.0174.63
4.3.50.0020.0224.63
4.3.40.0060.0284.54
4.3.30.0040.0203.28
4.3.20.0010.0233.26
4.3.10.0030.0153.21
4.3.00.0000.0236.73

preferences:
142.76 ms | 1394 KiB | 7 Q