mb_regex_encoding
  Set/Get character encoding for multibyte regex
  
   
 
  Description
  
   mixed mb_regex_encoding
    ([ string $encoding = mb_regex_encoding()
  ] )
  
  
 
  Parameters
  
   
    
     - 
encoding
- 
      The encodingparameter is the character encoding. If it is omitted, the internal character
encoding value will be used.
 
 
 
  Return Values
  
   If encoding is set, then 
   Returns TRUE on success or FALSE on failure. 
   In this case, the internal character encoding is NOT changed.
   If encoding is omitted, then 
   the current character encoding name for a multibyte regex is returned.
  
  
 
 
  See Also
  
   
    - mb_internal_encoding
- mb_ereg