3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (!empty($_SERVER['HTTP_CLIENT_IP'])) { $ip_address = $_SERVER['HTTP_CLIENT_IP']; ] elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { $ip_address = $_SERVER['HTTP_X_FORWARDED_FOR']; } else { $ip_address = $_SERVER['REMOTE_ADDR']; } echo $ip_address ?>

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)
5.4.320.0050.03812.50
5.4.310.0030.04012.49
5.4.300.0070.03512.50
5.4.290.0060.03712.50
5.4.280.0050.03612.39
5.4.270.0050.03912.39
5.4.260.0060.03712.39
5.4.250.0050.03812.39
5.4.240.0050.03612.39
5.4.230.0030.03912.38
5.4.220.0060.03512.38
5.4.210.0080.03312.38
5.4.200.0070.03712.38
5.4.190.0040.03712.38
5.4.180.0060.03512.38
5.4.170.0070.03412.39
5.4.160.0070.03912.38
5.4.150.0030.03812.38
5.4.140.0060.03712.07
5.4.130.0080.04012.05
5.4.120.0040.03712.02
5.4.110.0050.03512.01
5.4.100.0040.03712.01
5.4.90.0060.03812.01
5.4.80.0080.04012.01
5.4.70.0050.03512.01
5.4.60.0070.03312.00
5.4.50.0040.03612.01
5.4.40.0070.03311.99
5.4.30.0050.03611.99
5.4.20.0060.03511.98
5.4.10.0060.03511.99
5.4.00.0090.03511.48
5.3.290.0040.04012.80
5.3.280.0050.03912.71
5.3.270.0070.03912.72
5.3.260.0090.04112.72
5.3.250.0060.03612.72
5.3.240.0050.03812.72
5.3.230.0070.03612.71
5.3.220.0040.03812.68
5.3.210.0070.05112.68
5.3.200.0040.04112.68
5.3.190.0080.03512.68
5.3.180.0040.03812.67
5.3.170.0100.03212.67
5.3.160.0080.03412.67
5.3.150.0080.03712.67
5.3.140.0060.03712.66
5.3.130.0050.03912.66
5.3.120.0070.03812.66
5.3.110.0060.03812.65
5.3.100.0050.03712.12
5.3.90.0040.03912.08
5.3.80.0050.03612.07
5.3.70.0050.03812.08
5.3.60.0070.03512.07
5.3.50.0050.03612.00
5.3.40.0030.03912.00
5.3.30.0020.03911.95
5.3.20.0070.03511.73
5.3.10.0050.03611.70
5.3.00.0050.03711.69
5.2.170.0060.0299.18
5.2.160.0050.0299.18
5.2.150.0070.0289.18
5.2.140.0070.0289.18
5.2.130.0070.0299.14
5.2.120.0040.0309.14
5.2.110.0060.0289.15
5.2.100.0030.0309.14
5.2.90.0040.0299.14
5.2.80.0070.0289.14
5.2.70.0110.0289.14
5.2.60.0050.0339.09
5.2.50.0040.0309.06
5.2.40.0080.0259.04
5.2.30.0040.0309.01
5.2.20.0040.0299.00
5.2.10.0010.0318.93
5.2.00.0050.0288.78
5.1.60.0040.0248.07
5.1.50.0070.0218.07
5.1.40.0050.0238.05
5.1.30.0070.0238.40
5.1.20.0050.0258.42
5.1.10.0060.0248.15
5.1.00.0070.0288.14
5.0.50.0040.0206.63
5.0.40.0040.0196.48
5.0.30.0020.0336.29
5.0.20.0050.0206.26
5.0.10.0030.0196.25
5.0.00.0020.0316.23
4.4.90.0030.0214.78
4.4.80.0030.0154.76
4.4.70.0070.0114.76
4.4.60.0010.0174.75
4.4.50.0020.0164.77
4.4.40.0020.0264.71
4.4.30.0030.0144.76
4.4.20.0040.0144.84
4.4.10.0020.0164.85
4.4.00.0010.0274.76
4.3.110.0020.0164.67
4.3.100.0030.0154.66
4.3.90.0040.0134.64
4.3.80.0040.0244.58
4.3.70.0020.0154.63
4.3.60.0030.0154.63
4.3.50.0030.0154.63
4.3.40.0040.0294.54
4.3.30.0010.0183.29
4.3.20.0030.0153.26
4.3.10.0020.0173.22
4.3.00.0070.01315.68

preferences:
138.36 ms | 1398 KiB | 7 Q