apd_set_session_trace
  Starts the session debugging
  
 
  Description
  
   void apd_set_session_trace
    ( int $debug_level
   [, string $dump_directory = ini_get("apd.dumpdir")
  ] )
  
  
 
  Parameters
  
   
    - 
debug_level
- 
An integer which is formed by adding
together the XXX_TRACE constants. It is not recommended
to use MEMORY_TRACE. It is very slow and does not appear to be accurate.ASSIGNMENT_TRACEis not implemented yet.
 To turn on all
functional traces (TIMING, FUNCTIONS, ARGS SUMMARY (like strace -c)) use the value 99 
- 
dump_directory
- 
      
       The directory in which the profile dump file is written. If not set, 
       the apd.dumpdir setting from the php.ini file is used.
       
 
 
  Return Values
  
   No value is returned.
  
  
 
 
  Examples
  
   
    Example #1 apd_set_session_trace example
    
<?php
apd_set_session_trace(99);
?>