3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ip=$_SERVER['REMOTE_ADDR']; $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'; echo "OLD IP: "; echo $ip; echo "<br>"; echo "NEW IP: "; echo $ipaddress; echo "<br>"; echo getenv('HTTP_CLIENT_IP'); echo "<br>"; echo getenv('HTTP_X_FORWARDED_FOR'); echo "<br>"; echo getenv('HTTP_X_FORWARDED'); echo "<br>"; echo getenv('HTTP_FORWARDED_FOR'); echo "<br>"; echo getenv('HTTP_FORWARDED'); echo "<br>"; echo getenv('REMOTE_ADDR'); $file = fopen("ip.txt","a"); fwrite($file,"OLD IP: "); fwrite($file,$ip); fwrite($file," NEW IP: "); fwrite($file,$ipaddress); fwrite($file,"\n"); fclose($file); ?>
Output for 8.3.0 - 8.3.4, 8.3.6
Warning: Undefined array key "REMOTE_ADDR" in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(): open_basedir restriction in effect. File(ip.txt) is not within the allowed path(s): (/tmp:/in:/etc) in /in/Dj036 on line 40 Warning: fopen(ip.txt): Failed to open stream: Operation not permitted in /in/Dj036 on line 40 Fatal error: Uncaught TypeError: fwrite(): Argument #1 ($stream) must be of type resource, false given in /in/Dj036:41 Stack trace: #0 /in/Dj036(41): fwrite(false, 'OLD IP: ') #1 {main} thrown in /in/Dj036 on line 41
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: Undefined array key "REMOTE_ADDR" in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(): open_basedir restriction in effect. File(ip.txt) is not within the allowed path(s): (/tmp:/in:/etc) in /in/Dj036 on line 40 Warning: fopen(ip.txt): Failed to open stream: Operation not permitted in /in/Dj036 on line 40 Fatal error: Uncaught TypeError: fwrite(): Argument #1 ($stream) must be of type resource, false given in /in/Dj036:41 Stack trace: #0 /in/Dj036(41): fwrite(false, 'OLD IP: ') #1 {main} thrown in /in/Dj036 on line 41
Process exited with code 255.
Output for 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Undefined array key "REMOTE_ADDR" in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(): open_basedir restriction in effect. File(ip.txt) is not within the allowed path(s): (/tmp:/in:/etc) in /in/Dj036 on line 40 Warning: fopen(ip.txt): Failed to open stream: Operation not permitted in /in/Dj036 on line 40 Fatal error: Uncaught TypeError: fwrite(): Argument #1 ($stream) must be of type resource, bool given in /in/Dj036:41 Stack trace: #0 /in/Dj036(41): fwrite(false, 'OLD IP: ') #1 {main} thrown in /in/Dj036 on line 41
Process exited with code 255.
Output for 8.0.13
Warning: Undefined array key "REMOTE_ADDR" in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(ip.txt): Failed to open stream: Read-only file system in /in/Dj036 on line 40 Fatal error: Uncaught TypeError: fwrite(): Argument #1 ($stream) must be of type resource, bool given in /in/Dj036:41 Stack trace: #0 /in/Dj036(41): fwrite(false, 'OLD IP: ') #1 {main} thrown in /in/Dj036 on line 41
Process exited with code 255.
Output for 7.4.33
Notice: Undefined index: REMOTE_ADDR in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(ip.txt): failed to open stream: Read-only file system in /in/Dj036 on line 40 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 41 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 42 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 43 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 44 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 45 Warning: fclose() expects parameter 1 to be resource, bool given in /in/Dj036 on line 46
Output for 7.3.16 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.32
Notice: Undefined index: REMOTE_ADDR in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(): open_basedir restriction in effect. File(ip.txt) is not within the allowed path(s): (/tmp:/in:/etc) in /in/Dj036 on line 40 Warning: fopen(ip.txt): failed to open stream: Operation not permitted in /in/Dj036 on line 40 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 41 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 42 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 43 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 44 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 45 Warning: fclose() expects parameter 1 to be resource, bool given in /in/Dj036 on line 46
Output for 7.3.32 - 7.3.33, 7.4.26
OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(ip.txt): failed to open stream: Read-only file system in /in/Dj036 on line 40 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 41 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 42 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 43 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 44 Warning: fwrite() expects parameter 1 to be resource, bool given in /in/Dj036 on line 45 Warning: fclose() expects parameter 1 to be resource, bool given in /in/Dj036 on line 46
Output for 7.2.29 - 7.2.33
Notice: Undefined index: REMOTE_ADDR in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(): open_basedir restriction in effect. File(ip.txt) is not within the allowed path(s): (/tmp:/in:/etc) in /in/Dj036 on line 40 Warning: fopen(ip.txt): failed to open stream: Operation not permitted in /in/Dj036 on line 40 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 41 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 42 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 43 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 44 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 45 Warning: fclose() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 46
Output for 7.1.20, 7.2.6
Notice: Undefined index: REMOTE_ADDR in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(): open_basedir restriction in effect. File(ip.txt) is not within the allowed path(s): (/tmp:/in) in /in/Dj036 on line 40 Warning: fopen(ip.txt): failed to open stream: Operation not permitted in /in/Dj036 on line 40 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 41 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 42 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 43 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 44 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 45 Warning: fclose() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 46
Output for 7.1.10, 7.2.0
Notice: Undefined index: REMOTE_ADDR in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(ip.txt): failed to open stream: Permission denied in /in/Dj036 on line 40 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 41 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 42 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 43 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 44 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 45 Warning: fclose() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 46
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Notice: Undefined index: REMOTE_ADDR in /in/Dj036 on line 3 OLD IP: <br>NEW IP: UNKNOWN<br><br><br><br><br><br> Warning: fopen(): open_basedir restriction in effect. File(ip.txt) is not within the allowed path(s): (/tmp/) in /in/Dj036 on line 40 Warning: fopen(ip.txt): failed to open stream: Operation not permitted in /in/Dj036 on line 40 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 41 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 42 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 43 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 44 Warning: fwrite() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 45 Warning: fclose() expects parameter 1 to be resource, boolean given in /in/Dj036 on line 46
preferences:
167.14 ms | 403 KiB | 173 Q