3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(!empty($_SERVER['HTTP_X_FORWARDED_FOR'])){   //存在的話將HTTP_X_FORWARDED_FOR拆解取出第一個IP即可   $proxy_ip = explode(',',$_SERVER['HTTP_X_FORWARDED_FOR']);   $ip = $proxy_ip[0]; }else {   //不存在則使用REMOTE_ADDR來得到訪客IP   $ip = $_SERVER['REMOTE_ADDR']; } ?>

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)
5.4.340.0080.03212.01
5.4.320.0060.03612.49
5.4.310.0050.03812.49
5.4.300.0080.03312.50
5.4.290.0080.03512.50
5.4.280.0050.03612.39
5.4.270.0080.03312.39
5.4.260.0060.03712.39
5.4.250.0070.03612.39
5.4.240.0060.03612.39
5.4.230.0050.03812.38
5.4.220.0080.03312.38
5.4.210.0060.03412.38
5.4.200.0060.03812.38
5.4.190.0060.04012.38
5.4.180.0050.04112.38
5.4.170.0070.03512.39
5.4.160.0040.03712.38
5.4.150.0040.03812.38
5.4.140.0050.04612.07
5.4.130.0090.03512.05
5.4.120.0050.04012.01
5.4.110.0080.03412.01
5.4.100.0060.03412.01
5.4.90.0070.03612.01
5.4.80.0090.03412.01
5.4.70.0060.03712.01
5.4.60.0090.03112.01
5.4.50.0070.03312.01
5.4.40.0060.03412.00
5.4.30.0040.03711.99
5.4.20.0040.03611.99
5.4.10.0070.03211.99
5.4.00.0070.03411.48
5.3.290.0080.03712.80
5.3.280.0040.04012.71
5.3.270.0080.03712.72
5.3.260.0030.04112.72
5.3.250.0070.03512.72
5.3.240.0060.03612.72
5.3.230.0050.03712.71
5.3.220.0080.03512.68
5.3.210.0060.03912.68
5.3.200.0050.03612.68
5.3.190.0070.03612.68
5.3.180.0050.03712.67
5.3.170.0020.03912.67
5.3.160.0010.04112.67
5.3.150.0050.03712.68
5.3.140.0060.03612.66
5.3.130.0070.03712.66
5.3.120.0060.03812.66
5.3.110.0070.03612.66
5.3.100.0050.03712.12
5.3.90.0080.03312.08
5.3.80.0020.03812.08
5.3.70.0050.03712.07
5.3.60.0050.03612.06
5.3.50.0060.03612.00
5.3.40.0070.03512.00
5.3.30.0050.03811.95
5.3.20.0060.03511.73
5.3.10.0030.03711.70
5.3.00.0070.03511.68
5.2.170.0020.0349.18
5.2.160.0040.0319.18
5.2.150.0020.0339.18
5.2.140.0040.0329.18
5.2.130.0070.0269.14
5.2.120.0040.0289.14
5.2.110.0070.0269.14
5.2.100.0020.0309.14
5.2.90.0050.0289.14
5.2.80.0050.0309.14
5.2.70.0030.0339.14
5.2.60.0070.0389.09
5.2.50.0070.0299.06
5.2.40.0060.0279.04
5.2.30.0070.0279.01
5.2.20.0030.0319.00
5.2.10.0060.0268.93
5.2.00.0050.0288.78
5.1.60.0060.0228.07
5.1.50.0050.0248.06
5.1.40.0070.0228.04
5.1.30.0060.0248.40
5.1.20.0030.0278.41
5.1.10.0030.0268.14
5.1.00.0030.0268.14
5.0.50.0030.0206.63
5.0.40.0050.0176.48
5.0.30.0020.0326.29
5.0.20.0040.0186.26
5.0.10.0030.0206.24
5.0.00.0050.0326.23
4.4.90.0030.0154.78
4.4.80.0050.0134.75
4.4.70.0050.0134.75
4.4.60.0020.0164.76
4.4.50.0020.0164.77
4.4.40.0020.0264.70
4.4.30.0020.0164.76
4.4.20.0030.0204.84
4.4.10.0010.0184.85
4.4.00.0040.0234.76
4.3.110.0010.0174.67
4.3.100.0040.0134.66
4.3.90.0030.0144.63
4.3.80.0030.0244.59
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0010.0174.63
4.3.40.0020.0254.54
4.3.30.0030.0153.28
4.3.20.0020.0163.26
4.3.10.0010.0163.22
4.3.00.0000.0237.11

preferences:
138.64 ms | 1394 KiB | 7 Q