3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/robot|spider|crawler|curl|^$/i', $_SERVER['HTTP_USER_AGENT']));

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)
5.4.320.0090.03312.50
5.4.310.0040.03912.49
5.4.300.0010.04112.49
5.4.290.0070.03612.49
5.4.280.0050.03512.39
5.4.270.0070.03512.39
5.4.260.0060.03612.39
5.4.250.0030.04112.39
5.4.240.0050.03712.39
5.4.230.0060.03812.38
5.4.220.0030.03812.38
5.4.210.0090.03112.38
5.4.200.0110.04212.38
5.4.190.0090.04712.38
5.4.180.0080.04712.38
5.4.170.0040.03612.39
5.4.160.0040.03712.38
5.4.150.0050.03612.38
5.4.140.0060.03512.07
5.4.130.0020.03912.05
5.4.120.0080.03212.02
5.4.110.0100.03012.02
5.4.100.0040.03612.01
5.4.90.0060.03712.01
5.4.80.0050.04212.01
5.4.70.0070.03212.00
5.4.60.0050.03512.00
5.4.50.0070.03412.00
5.4.40.0030.03912.00
5.4.30.0050.03511.99
5.4.20.0100.03111.98
5.4.10.0060.03411.99
5.4.00.0060.03611.48
5.3.290.0040.04112.80
5.3.280.0070.03712.71
5.3.270.0050.04012.73
5.3.260.0040.04112.72
5.3.250.0080.04012.72
5.3.240.0060.03612.72
5.3.230.0070.03712.71
5.3.220.0020.04112.68
5.3.210.0080.03712.68
5.3.200.0110.03612.68
5.3.190.0070.03812.68
5.3.180.0080.03812.67
5.3.170.0040.03912.67
5.3.160.0050.03712.68
5.3.150.0070.03612.67
5.3.140.0050.03912.66
5.3.130.0090.03712.66
5.3.120.0070.03912.66
5.3.110.0060.03812.65
5.3.100.0100.04012.12
5.3.90.0100.03812.08
5.3.80.0030.03912.08
5.3.70.0070.03512.07
5.3.60.0050.03712.06
5.3.50.0080.03412.00
5.3.40.0040.03812.00
5.3.30.0020.03811.95
5.3.20.0070.03411.73
5.3.10.0080.04711.70
5.3.00.0050.03811.68
5.2.170.0060.0299.18
5.2.160.0020.0339.18
5.2.150.0050.0309.18
5.2.140.0070.0289.18
5.2.130.0050.0289.14
5.2.120.0050.0279.14
5.2.110.0040.0299.15
5.2.100.0050.0309.14
5.2.90.0060.0279.14
5.2.80.0060.0309.14
5.2.70.0040.0319.14
5.2.60.0040.0319.09
5.2.50.0030.0319.06
5.2.40.0050.0289.04
5.2.30.0040.0309.01
5.2.20.0020.0319.00
5.2.10.0050.0278.93
5.2.00.0050.0288.78
5.1.60.0040.0238.07
5.1.50.0060.0248.06
5.1.40.0010.0278.05
5.1.30.0060.0268.40
5.1.20.0050.0258.42
5.1.10.0030.0278.14
5.1.00.0040.0278.14
5.0.50.0030.0206.62
5.0.40.0050.0176.48
5.0.30.0030.0306.29
5.0.20.0040.0186.26
5.0.10.0030.0196.24
5.0.00.0030.0316.23
4.4.90.0020.0154.78
4.4.80.0030.0144.76
4.4.70.0030.0144.75
4.4.60.0040.0154.75
4.4.50.0050.0124.77
4.4.40.0010.0324.71
4.4.30.0030.0214.76
4.4.20.0020.0154.84
4.4.10.0040.0144.85
4.4.00.0020.0254.76
4.3.110.0030.0144.67
4.3.100.0020.0144.66
4.3.90.0040.0174.64
4.3.80.0030.0254.58
4.3.70.0020.0204.63
4.3.60.0030.0204.63
4.3.50.0020.0204.63
4.3.40.0030.0234.53
4.3.30.0020.0233.29
4.3.20.0040.0143.26
4.3.10.0030.0183.22
4.3.00.0070.01018.41

preferences:
139.24 ms | 1394 KiB | 7 Q