3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getUserIP() { $ipas = null; $keys = array('HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR'); foreach($keys as $key) { $value = isset($_SERVER[$key]) ? $_SERVER[$key] : null; if(isset($value)) { foreach(explode(',', $value) as $ip) { if(false !== filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE)) { $ipas = $ip; } } } } return $ipas; } echo getUserIp();

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)
8.3.40.0130.00318.50
8.3.30.0110.00418.80
8.3.20.0080.00018.50
8.3.10.0040.00421.22
8.3.00.0070.00021.76
8.2.170.0000.01522.96
8.2.160.0080.00622.25
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00721.00
8.2.110.0050.00520.57
8.2.100.0040.00817.57
8.2.90.0000.00819.39
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0080.00018.34
8.2.30.0040.00421.23
8.2.20.0000.01017.78
8.2.10.0030.00517.68
8.2.00.0060.00317.81
8.1.270.0000.00723.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00622.45
8.1.230.0040.00720.68
8.1.220.0040.00418.77
8.1.210.0000.00818.84
8.1.200.0030.00617.12
8.1.190.0040.00417.50
8.1.180.0080.00018.10
8.1.170.0090.00018.66
8.1.160.0080.00418.91
8.1.150.0040.00418.57
8.1.140.0040.00417.48
8.1.130.0030.00317.89
8.1.120.0000.00717.39
8.1.110.0000.00817.48
8.1.100.0060.00317.47
8.1.90.0040.00417.39
8.1.80.0020.00517.47
8.1.70.0030.00317.43
8.1.60.0060.00317.60
8.1.50.0040.00417.47
8.1.40.0040.00417.55
8.1.30.0030.00617.59
8.1.20.0030.00517.62
8.1.10.0040.00417.61
8.1.00.0060.00317.55
8.0.300.0070.00019.89
8.0.290.0000.00817.15
8.0.280.0000.00718.50
8.0.270.0040.00417.18
8.0.260.0060.00016.75
8.0.250.0040.00416.96
8.0.240.0050.00317.01
8.0.230.0000.00716.90
8.0.220.0000.00816.84
8.0.210.0040.00416.82
8.0.200.0000.00716.95
8.0.190.0030.00616.89
8.0.180.0000.00716.91
8.0.170.0050.00316.91
8.0.160.0000.00716.81
8.0.150.0040.00416.98
8.0.140.0050.00216.80
8.0.130.0050.00013.36
8.0.120.0030.00516.82
8.0.110.0030.00516.80
8.0.100.0040.00416.78
8.0.90.0070.00016.94
8.0.80.0030.01316.79
8.0.70.0050.00216.73
8.0.60.0000.00816.86
8.0.50.0000.00716.80
8.0.30.0110.01116.88
8.0.20.0160.00317.40
8.0.10.0040.00416.98
8.0.00.0050.01216.66
7.4.330.0050.00016.84
7.4.320.0000.00616.64
7.4.300.0040.00416.44
7.4.290.0000.00716.51
7.4.280.0040.00416.66
7.4.270.0030.00316.54
7.4.260.0000.00513.30
7.4.250.0020.00516.56
7.4.240.0000.00716.51
7.4.230.0000.00716.59
7.4.220.0110.00716.43
7.4.210.0080.00716.60
7.4.200.0000.00716.45
7.4.190.0000.00716.70
7.4.160.0100.00916.34
7.4.150.0030.01417.40
7.4.140.0140.00617.86
7.4.130.0080.00916.53
7.4.120.0120.00516.46
7.4.110.0100.00716.57
7.4.100.0070.01016.75
7.4.90.0180.00016.55
7.4.80.0120.00419.39
7.4.70.0070.01116.44
7.4.60.0030.01316.47
7.4.50.0000.00816.30
7.4.40.0070.01122.77
7.4.30.0160.00516.45
7.4.10.0040.01114.92
7.4.00.0080.00414.99
7.3.330.0020.00213.30
7.3.320.0030.00313.32
7.3.310.0000.00716.34
7.3.300.0030.00316.32
7.3.290.0060.00916.32
7.3.280.0070.00916.28
7.3.270.0130.00317.40
7.3.260.0090.01018.24
7.3.250.0140.00316.42
7.3.240.0030.01516.58
7.3.230.0080.00816.63
7.3.210.0100.00616.50
7.3.200.0120.00619.39
7.3.190.0070.01416.55
7.3.180.0120.00316.30
7.3.170.0100.01016.39
7.3.160.0090.01216.52
7.3.130.0140.00315.14
7.3.120.0070.01114.71
7.3.110.0090.00614.79
7.3.100.0030.01014.91
7.3.90.0000.01314.99
7.3.80.0090.00314.83
7.3.70.0070.00714.87
7.3.60.0100.00314.98
7.3.50.0000.01114.67
7.3.40.0080.00814.87
7.3.30.0000.01314.97
7.3.20.0090.00316.69
7.3.10.0080.00416.72
7.3.00.0060.01216.75
7.2.330.0080.01316.79
7.2.320.0130.01016.64
7.2.310.0070.01116.43
7.2.300.0110.01116.66
7.2.290.0100.00616.77
7.2.260.0060.01215.03
7.2.250.0080.00614.69
7.2.240.0070.00714.87
7.2.230.0060.01215.02
7.2.220.0080.00414.71
7.2.210.0070.00814.70
7.2.200.0030.01415.24
7.2.190.0080.00415.01
7.2.180.0120.00315.04
7.2.170.0070.01015.15
7.2.160.0070.00415.09
7.2.150.0110.00016.91
7.2.140.0110.00316.69
7.2.130.0040.00816.88
7.2.120.0080.00417.15
7.2.110.0040.00817.04
7.2.100.0030.00916.78
7.2.90.0040.00816.98
7.2.80.0100.00717.07
7.2.70.0090.00317.00
7.2.60.0070.00716.98
7.2.50.0000.01017.09
7.2.40.0070.01017.06
7.2.30.0060.00916.96
7.2.20.0070.00716.97
7.2.10.0060.00617.05
7.2.00.0030.01217.00
7.1.330.0120.00315.79
7.1.320.0070.01015.84
7.1.310.0070.00715.59
7.1.300.0130.00015.70
7.1.290.0080.00415.43
7.1.280.0030.00615.93
7.1.270.0040.00815.78
7.1.260.0030.00615.72
7.1.250.0030.00915.64
7.1.240.0040.00415.64
7.1.230.0000.01115.34
7.1.220.0050.00515.49
7.1.210.0040.00715.72
7.1.200.0080.00615.67
7.1.190.0000.01215.91
7.1.180.0000.00915.56
7.1.170.0000.01115.69
7.1.160.0060.00615.87
7.1.150.0060.00915.41
7.1.140.0000.01415.88
7.1.130.0060.00815.36
7.1.120.0040.01115.82
7.1.110.0030.01015.51
7.1.100.0040.00415.51
7.1.90.0070.01015.63
7.1.80.0070.00815.53
7.1.70.0040.00416.39
7.1.60.0090.01117.58
7.1.50.0050.01216.18
7.1.40.0070.00315.75
7.1.30.0030.01015.53
7.1.20.0030.00915.66
7.1.10.0030.01315.89
7.1.00.0030.03318.99
7.0.330.0070.01015.43
7.0.320.0030.01015.32
7.0.310.0040.01115.33
7.0.300.0030.01015.18
7.0.290.0000.01215.21
7.0.280.0070.00715.30
7.0.270.0030.01015.44
7.0.260.0070.00415.36
7.0.250.0040.00715.49
7.0.240.0060.00915.57
7.0.230.0070.01115.38
7.0.220.0040.01115.25
7.0.210.0060.00615.50
7.0.200.0070.00615.96
7.0.190.0030.00715.41
7.0.180.0070.01015.49
7.0.170.0040.01115.33
7.0.160.0030.01015.51
7.0.150.0000.01315.23
7.0.140.0050.04018.59
7.0.130.0080.00415.45
7.0.120.0030.00715.36
7.0.110.0000.00815.25
7.0.100.0150.02017.73
7.0.90.0160.02117.70
7.0.80.0050.02517.61
7.0.70.0070.02217.69
7.0.60.0130.02317.67
7.0.50.0070.03917.87
7.0.40.0050.04216.70
7.0.30.0090.02916.74
7.0.20.0030.02616.62
7.0.10.0030.03016.81
7.0.00.0030.02816.69
5.6.400.0040.00714.27
5.6.390.0090.00614.48
5.6.380.0030.01414.61
5.6.370.0060.01013.95
5.6.360.0070.01014.44
5.6.350.0060.00614.17
5.6.340.0070.01014.15
5.6.330.0060.00614.15
5.6.320.0060.00314.27
5.6.310.0070.00314.33
5.6.300.0060.00914.47
5.6.290.0090.00014.23
5.6.280.0030.03917.69
5.6.270.0040.00913.96
5.6.260.0040.01214.47
5.6.250.0030.02917.45
5.6.240.0050.02017.39
5.6.230.0030.02617.38
5.6.220.0030.02817.38
5.6.210.0070.03017.38
5.6.200.0050.02417.65
5.6.190.0030.05217.67
5.6.180.0090.02017.69
5.6.170.0050.04417.72
5.6.160.0030.04817.70
5.6.150.0100.03317.56
5.6.140.0100.04117.77
5.6.130.0110.03417.74
5.6.120.0070.03817.56
5.6.110.0030.05117.67
5.6.100.0070.05117.57
5.6.90.0020.03717.65
5.6.80.0040.04617.39
5.6.70.0090.03717.29
5.6.60.0080.04017.26
5.6.50.0080.04017.25
5.6.40.0060.02517.23
5.6.30.0030.03117.39
5.6.20.0030.03317.41
5.6.10.0070.03817.28
5.6.00.0070.02517.19
5.5.380.0050.02517.46
5.5.370.0090.01717.35
5.5.360.0060.03117.25
5.5.350.0030.02417.32
5.5.340.0070.02317.53
5.5.330.0070.04117.38
5.5.320.0070.02517.54
5.5.310.0050.02517.62
5.5.300.0110.03217.59
5.5.290.0100.03217.45
5.5.280.0060.03817.52
5.5.270.0100.02517.48
5.5.260.0100.04517.58
5.5.250.0050.04217.55
5.5.240.0080.04317.16
5.5.230.0080.02117.20
5.5.220.0110.02517.26
5.5.210.0110.03317.23
5.5.200.0020.02917.12
5.5.190.0050.03617.18
5.5.180.0080.02817.21
5.5.170.0090.00014.23
5.5.160.0070.02717.20
5.5.150.0070.04216.97
5.5.140.0070.03517.14
5.5.130.0100.03417.16
5.5.120.0020.04617.25
5.5.110.0100.01517.01
5.5.100.0080.04217.03
5.5.90.0050.04517.13
5.5.80.0020.03717.05
5.5.70.0050.03217.15
5.5.60.0030.04017.10
5.5.50.0080.03717.24
5.5.40.0060.03117.01
5.5.30.0030.03117.07
5.5.20.0040.04216.99
5.5.10.0090.02016.83
5.5.00.0070.02717.13
5.4.450.0050.02215.48
5.4.440.0000.02415.47
5.4.430.0080.04515.39
5.4.420.0070.04015.43
5.4.410.0060.02615.43
5.4.400.0050.04215.31
5.4.390.0030.02415.31
5.4.380.0100.02515.33
5.4.370.0130.02315.19
5.4.360.0080.03515.30
5.4.350.0120.02015.34
5.4.340.0070.02715.22
5.4.330.0040.00711.50
5.4.320.0030.04115.28
5.4.310.0040.03215.34
5.4.300.0080.01815.27
5.4.290.0030.02715.34
5.4.280.0030.02315.32
5.4.270.0050.03615.20
5.4.260.0050.03415.27
5.4.250.0030.03315.26
5.4.240.0000.02415.20
5.4.230.0040.02715.33
5.4.220.0050.03015.26
5.4.210.0020.02415.27
5.4.200.0050.04115.32
5.4.190.0090.03715.30
5.4.180.0050.02815.36
5.4.170.0070.01815.26
5.4.160.0030.02615.33
5.4.150.0030.03315.21
5.4.140.0030.02613.95
5.4.130.0050.02313.92
5.4.120.0040.03713.95
5.4.110.0070.03714.00
5.4.100.0050.02313.94
5.4.90.0030.02613.92
5.4.80.0070.02713.91
5.4.70.0000.03813.95
5.4.60.0030.04013.96
5.4.50.0030.03513.93
5.4.40.0050.03213.93
5.4.30.0010.02813.97
5.4.20.0030.02013.91
5.4.10.0050.02713.97
5.4.00.0080.01813.54
5.3.290.0070.03413.11
5.3.280.0000.02813.03
5.3.270.0050.02213.09
5.3.260.0100.03213.08
5.3.250.0070.02513.04
5.3.240.0020.03613.02
5.3.230.0080.02813.07
5.3.220.0030.02513.01
5.3.210.0010.04113.05
5.3.200.0050.04213.09
5.3.190.0070.02313.08
5.3.180.0060.03012.99
5.3.170.0070.02513.06
5.3.160.0040.02813.04
5.3.150.0050.02013.03
5.3.140.0090.03013.10
5.3.130.0080.03713.05
5.3.120.0020.02713.00
5.3.110.0050.03013.09
5.3.100.0030.02512.80
5.3.90.0060.03012.80
5.3.80.0030.04312.83
5.3.70.0050.03612.82
5.3.60.0070.03212.78
5.3.50.0020.03312.75
5.3.40.0050.03112.75
5.3.30.0020.02712.67
5.3.20.0110.03312.55
5.3.10.0070.02712.60
5.3.00.0100.01812.60
5.2.170.0030.03011.00
5.2.160.0070.03011.04
5.2.150.0070.02711.03
5.2.140.0030.05711.23
5.2.130.0000.03311.03
5.2.120.0030.03011.15
5.2.110.0030.03011.17
5.2.100.0030.03310.98
5.2.90.0030.03011.15
5.2.80.0070.03711.23
5.2.70.0030.05711.11
5.2.60.0100.04311.07
5.2.50.0070.05311.13
5.2.40.0000.06010.92
5.2.30.0130.05311.02
5.2.20.0070.05010.88
5.2.10.0070.04010.77
5.2.00.0000.03010.85
5.1.60.0030.0479.84
5.1.50.0070.05010.02
5.1.40.0070.0379.82
5.1.30.0100.04310.24
5.1.20.0000.04710.30
5.1.10.0070.02710.07
5.1.00.0030.04310.06
5.0.50.0030.0238.64
5.0.40.0100.0308.30
5.0.30.0000.0538.24
5.0.20.0030.0178.20
5.0.10.0000.0408.21
5.0.00.0000.0338.01
4.4.90.0000.0337.74
4.4.80.0030.0207.74
4.4.70.0030.0137.74
4.4.60.0000.0177.74
4.4.50.0070.0207.74
4.4.40.0030.0407.74
4.4.30.0070.0337.74
4.4.20.0000.0377.74
4.4.10.0030.0377.74
4.4.00.0000.0407.74
4.3.110.0000.0207.74
4.3.100.0030.0207.74
4.3.90.0030.0237.74
4.3.80.0070.0307.74
4.3.70.0000.0177.74
4.3.60.0030.0177.74
4.3.50.0070.0137.74
4.3.40.0030.0437.74
4.3.30.0000.0377.74
4.3.20.0100.0107.74
4.3.10.0030.0237.74
4.3.00.0000.0177.74

preferences:
40.98 ms | 400 KiB | 5 Q