3v4l.org

run code in 300+ PHP versions simultaneously
<?php function get_client_ip() { $ipaddress = ''; if (getenv('HTTP_CLIENT_IP')) $ipaddress = getenv('HTTP_CLIENT_IP'); else if(getenv('HTTP_X_FORWARDED_FOR')) $ipaddress = getenv('HTTP_X_FORWARDED_FOR'); else if(getenv('HTTP_X_FORWARDED')) $ipaddress = getenv('HTTP_X_FORWARDED'); else if(getenv('HTTP_FORWARDED_FOR')) $ipaddress = getenv('HTTP_FORWARDED_FOR'); else if(getenv('HTTP_FORWARDED')) $ipaddress = getenv('HTTP_FORWARDED'); else if(getenv('REMOTE_ADDR')) $ipaddress = getenv('REMOTE_ADDR'); else $ipaddress = 'UNKNOWN'; return $ipaddress; } echo get_client_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)
8.3.60.0100.01016.38
8.3.50.0070.00716.11
8.3.40.0140.00318.89
8.3.30.0090.00318.76
8.3.20.0070.00020.34
8.3.10.0040.00423.71
8.3.00.0040.00417.59
8.2.180.0140.00418.06
8.2.170.0080.00822.96
8.2.160.0070.00720.10
8.2.150.0000.01524.18
8.2.140.0040.00424.66
8.2.130.0080.00020.43
8.2.120.0060.00326.35
8.2.110.0090.00020.92
8.2.100.0060.00620.13
8.2.90.0050.00319.26
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0080.00018.04
8.2.50.0060.00318.10
8.2.40.0000.00920.60
8.2.30.0000.00820.91
8.2.20.0040.00418.17
8.2.10.0040.00417.94
8.2.00.0070.00018.10
8.1.280.0060.00925.92
8.1.270.0040.00423.91
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00422.11
8.1.230.0070.00421.02
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00917.10
8.1.180.0050.00318.10
8.1.170.0050.00318.53
8.1.160.0050.00319.03
8.1.150.0070.00020.61
8.1.140.0000.00719.39
8.1.130.0000.00718.79
8.1.120.0040.00417.25
8.1.110.0040.00417.37
8.1.100.0030.00517.40
8.1.90.0040.00417.39
8.1.80.0070.00317.42
8.1.70.0030.00317.40
8.1.60.0040.00417.62
8.1.50.0080.00017.57
8.1.40.0040.00417.43
8.1.30.0030.01017.66
8.1.20.0030.00517.64
8.1.10.0030.00517.43
8.1.00.0070.00017.47
8.0.300.0000.00818.77
8.0.290.0000.00816.63
8.0.280.0030.00318.45
8.0.270.0030.00317.23
8.0.260.0030.00316.82
8.0.250.0000.00716.91
8.0.240.0080.00016.93
8.0.230.0030.00416.75
8.0.220.0070.00016.73
8.0.210.0030.00316.71
8.0.200.0000.00716.90
8.0.190.0030.00616.84
8.0.180.0000.00716.87
8.0.170.0050.00216.81
8.0.160.0080.00016.78
8.0.150.0040.00416.83
8.0.140.0040.00416.71
8.0.130.0030.00313.26
8.0.120.0000.00816.71
8.0.110.0050.00216.88
8.0.100.0000.00816.95
8.0.90.0070.00016.72
8.0.80.0120.00616.88
8.0.70.0050.00316.70
8.0.60.0000.00716.73
8.0.50.0040.00416.83
8.0.30.0080.01216.98
8.0.20.0120.00817.40
8.0.10.0030.00516.83
8.0.00.0140.00616.62
7.4.330.0020.00215.55
7.4.320.0000.00616.44
7.4.300.0000.00616.65
7.4.290.0000.00716.55
7.4.280.0070.00016.52
7.4.270.0000.00716.43
7.4.260.0070.00016.59
7.4.250.0070.00016.52
7.4.240.0070.00016.61
7.4.230.0030.00316.59
7.4.220.0070.01116.52
7.4.210.0070.00716.56
7.4.200.0000.00716.43
7.4.160.0050.01116.52
7.4.150.0040.01417.40
7.4.140.0070.01117.86
7.4.130.0090.00916.49
7.4.120.0130.00916.49
7.4.110.0030.01616.54
7.4.100.0070.01116.52
7.4.90.0110.00516.55
7.4.80.0060.01519.39
7.4.70.0080.00816.48
7.4.60.0060.01016.50
7.4.50.0060.00716.63
7.4.40.0060.01116.48
7.4.30.0150.00316.68
7.4.00.0020.01614.94
7.3.330.0000.00613.09
7.3.320.0050.00013.21
7.3.310.0000.00716.33
7.3.300.0000.00716.24
7.3.290.0050.01116.22
7.3.280.0080.00816.23
7.3.270.0130.00317.40
7.3.260.0070.01016.46
7.3.250.0120.00816.36
7.3.240.0100.00816.36
7.3.230.0100.00716.45
7.3.210.0030.01316.41
7.3.200.0160.00616.29
7.3.190.0100.01016.20
7.3.180.0100.00716.41
7.3.170.0030.01616.51
7.3.160.0080.00816.20
7.3.120.0050.01214.61
7.3.110.0050.01014.65
7.3.100.0040.00914.84
7.3.90.0070.00514.76
7.3.80.0050.00914.83
7.3.70.0020.01114.60
7.3.60.0090.00614.71
7.3.50.0090.00414.74
7.3.40.0050.00814.83
7.3.30.0060.00614.63
7.3.20.0030.01016.52
7.3.10.0040.01016.61
7.3.00.0020.01316.62
7.2.330.0090.00916.48
7.2.320.0080.00816.53
7.2.310.0080.00816.72
7.2.300.0130.00716.49
7.2.290.0120.00416.60
7.2.250.0090.00914.90
7.2.240.0050.01315.04
7.2.230.0020.01214.97
7.2.220.0080.00715.10
7.2.210.0040.00915.01
7.2.200.0020.01015.01
7.2.190.0040.00814.69
7.2.180.0050.00714.88
7.2.170.0070.00714.67
7.2.160.0120.00014.99
7.2.150.0140.00016.83
7.2.140.0100.00616.91
7.2.130.0040.01116.78
7.2.120.0070.00716.53
7.2.110.0030.01316.75
7.2.100.0070.00716.60
7.2.90.0050.00916.64
7.2.80.0060.00916.76
7.2.70.0040.01116.79
7.2.60.0080.00816.70
7.2.50.0030.01116.82
7.2.40.0030.01116.65
7.2.30.0130.00516.83
7.2.20.0070.01016.78
7.2.10.0090.00616.80
7.2.00.0040.01117.71
7.1.330.0080.00515.71
7.1.320.0040.01115.76
7.1.310.0030.00815.54
7.1.300.0070.00515.47
7.1.290.0080.00515.63
7.1.280.0050.00715.71
7.1.270.0040.00515.60
7.1.260.0010.01115.53
7.1.250.0060.00815.81
7.1.240.0040.01115.71
7.1.230.0060.00915.73
7.1.220.0080.00015.44
7.1.210.0090.00615.79
7.1.200.0060.00615.50
7.1.190.0130.00315.62
7.1.180.0030.00715.41
7.1.170.0030.00615.72
7.1.160.0060.00915.58
7.1.150.0090.00615.48
7.1.140.0080.00015.61
7.1.130.0000.01515.43
7.1.120.0040.01215.40
7.1.110.0030.00715.50
7.1.100.0050.00516.95
7.1.90.0060.00915.69
7.1.80.0100.00315.88
7.1.70.0080.00716.42
7.1.60.0140.01025.16
7.1.50.0130.01225.12
7.1.40.0120.01124.93
7.1.30.0110.01224.88
7.1.20.0160.01024.92
7.1.10.0040.01116.07
7.1.00.0070.00915.93
7.0.320.0000.01515.43
7.0.310.0030.01015.33
7.0.300.0070.00715.27
7.0.290.0000.00815.22
7.0.280.0000.00915.43
7.0.270.0070.00715.09
7.0.260.0040.00815.41
7.0.250.0040.00815.40
7.0.240.0060.00915.28
7.0.230.0030.01315.21
7.0.220.0100.00615.26
7.0.210.0030.00615.42
7.0.200.0030.01015.99
7.0.190.0030.01215.88
7.0.180.0040.00815.74
7.0.170.0030.01415.52
7.0.160.0060.00915.57
7.0.150.0040.01215.67
7.0.140.0060.01015.72
7.0.130.0050.00915.72
7.0.120.0080.00615.89
7.0.110.0050.00815.64
7.0.100.0030.01115.70
7.0.90.0080.00615.57
7.0.80.0080.00615.79
7.0.70.0070.00515.68
7.0.60.0070.00715.62
7.0.50.0090.00415.87
7.0.40.0030.01014.66
7.0.30.0060.01014.93
7.0.20.0050.01214.71
7.0.10.0060.00614.95
7.0.00.0070.00614.94
5.6.380.0070.00714.06

preferences:
62.02 ms | 400 KiB | 5 Q