3v4l.org

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

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)
5.4.310.0070.04112.49
5.4.300.0120.04212.49
5.4.290.0060.03812.49
5.4.280.0050.03712.39
5.4.270.0110.04512.39
5.4.260.0070.03912.39
5.4.250.0060.03912.39
5.4.240.0100.03412.39
5.4.230.0070.03712.38
5.4.220.0040.03912.38
5.4.210.0060.03912.38
5.4.200.0090.04512.38
5.4.190.0070.03612.38
5.4.180.0060.03512.38
5.4.170.0070.03412.39
5.4.160.0050.03612.38
5.4.150.0050.03712.38
5.4.140.0080.03812.07
5.4.130.0060.03712.05
5.4.120.0060.05012.01
5.4.110.0040.03812.01
5.4.100.0060.03712.01
5.4.90.0020.04312.01
5.4.80.0060.03712.01
5.4.70.0050.03812.01
5.4.60.0080.03312.01
5.4.50.0080.03812.01
5.4.40.0100.05612.00
5.4.30.0050.05811.99
5.4.20.0060.04411.99
5.4.10.0060.04911.99
5.4.00.0050.04111.48
5.3.290.0020.04312.80
5.3.280.0050.04012.71
5.3.270.0050.05112.72
5.3.260.0070.03912.72
5.3.250.0050.03812.72
5.3.240.0040.03912.71
5.3.230.0080.03612.70
5.3.220.0070.03812.68
5.3.210.0060.04112.68
5.3.200.0080.03512.68
5.3.190.0050.04412.68
5.3.180.0070.03812.67
5.3.170.0050.03712.67
5.3.160.0040.03712.67
5.3.150.0020.04012.67
5.3.140.0080.03412.66
5.3.130.0060.03912.66
5.3.120.0060.03912.66
5.3.110.0080.03812.66
5.3.100.0060.03712.12
5.3.90.0080.03412.08
5.3.80.0050.03812.07
5.3.70.0090.03912.07
5.3.60.0060.04912.07
5.3.50.0070.03712.00
5.3.40.0060.03912.00
5.3.30.0040.03811.95
5.3.20.0050.04211.73
5.3.10.0060.04911.70
5.3.00.0070.05111.69
5.2.170.0060.0439.19
5.2.160.0060.0419.18
5.2.150.0110.0379.19
5.2.140.0050.0309.18
5.2.130.0080.0369.14
5.2.120.0030.0309.14
5.2.110.0100.0369.15
5.2.100.0080.0299.14
5.2.90.0060.0279.14
5.2.80.0020.0339.14
5.2.70.0060.0329.14
5.2.60.0030.0319.10
5.2.50.0060.0359.07
5.2.40.0050.0379.04
5.2.30.0060.0399.01
5.2.20.0020.0359.00
5.2.10.0080.0288.93
5.2.00.0040.0308.78
5.1.60.0030.0248.07
5.1.50.0070.0268.07
5.1.40.0040.0268.05
5.1.30.0040.0258.40
5.1.20.0070.0238.42
5.1.10.0050.0258.14
5.1.00.0060.0358.15
5.0.50.0040.0206.63
5.0.40.0040.0196.49
5.0.30.0040.0406.30
5.0.20.0020.0206.26
5.0.10.0020.0216.24
5.0.00.0060.0286.24
4.4.90.0050.0144.78
4.4.80.0060.0144.75
4.4.70.0030.0204.75
4.4.60.0050.0174.76
4.4.50.0040.0164.77
4.4.40.0040.0244.71
4.4.30.0040.0144.76
4.4.20.0030.0164.85
4.4.10.0040.0154.85
4.4.00.0020.0274.76
4.3.110.0030.0164.67
4.3.100.0040.0144.67
4.3.90.0030.0154.64
4.3.80.0020.0254.59
4.3.70.0050.0174.63
4.3.60.0030.0184.63
4.3.50.0010.0174.63
4.3.40.0050.0294.54
4.3.30.0020.0213.29
4.3.20.0020.0203.26
4.3.10.0030.0213.23
4.3.00.0030.01715.95

preferences:
142.66 ms | 1394 KiB | 7 Q