How to write to error log file in PHP

Question

I want to write a message to an error log file when executing PHP code   I am trying to use the PHP error log   function Docs   But it s not working properly for me

User · Answer

you can simply use    error log  your message      By default  the message will be send to the php system logger

User · Answer

You can use normal file operation to create an error log   Just refer this and input this link  PHP File Handling

User · Answer

If you don t want to change anything in your php ini file  according to PHP documentation  you can do this     error log  Error message n   3    mypath php log      The first parameter is the string to be sent to the log   The second parameter 3 means expect a file destination   The third parameter is the log file path

User · Answer

We all know that PHP save errors in php errors log file   But  that file contains a lot of data   If we want to log our application data  we need to save it to a custom location   We can use two parameters in the error log function to achieve this   http   php net manual en function error-log php  We can do it using   error log print r  v  TRUE   3    var tmp errors log      Where   print r  v  TRUE    logs  v  array string object  to log file  3  Put log message to custom log file specified in the third parameter     var tmp errors log   Custom log file  This path is for Linux  we can specify other depending upon OS    OR  you can use file put contents    file put contents   var tmp e log   print r  v  true   FILE APPEND     Where     var tmp errors log   Custom log file  This path is for Linux  we can specify other depending upon OS   print r  v  TRUE    logs  v  array string object  to log file  FILE APPEND  Constant parameter specifying whether to append to the file if it exists  if file does not exist  new file will be created

[php] How to write to error log file in PHP

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