mb_ereg_replace
  (PHP 4 >= 4.2.0, PHP 5)
mb_ereg_replace — Replace regular expression with multibyte support
  
   
 
  Description
  
   string mb_ereg_replace
    ( string $pattern
   , string $replacement
   , string $string
   [, string $option
  ] )
  
   Scans string
 for matches to
   pattern
, then replaces the matched text
   with replacement
  
  
  
 
  Parameters
  
   
    - 
     pattern
     
- 
      
       The regular expression pattern.
       
       Multibyte characters may be used in pattern
.
       
- 
     replacement
     
- 
      
       The replacement text.
       
- 
     string
     
- 
      
       The string being checked.
       
- 
     option
     
- 
      
       Matching condition can be set by option
       parameter. If i is specified for this
       parameter, the case will be ignored. If x is
       specified, white space will be ignored. If m
       is specified, match will be executed in multiline mode and line
       break will be included in '.'. If p is
       specified, match will be executed in POSIX mode, line break 
       will be considered as normal character. If e
       is specified, replacement
 string will be
       evaluated as PHP expression.
      
     
 
 
 
  Return Values
  
   The resultant string on success, or FALSE on error.
  
  
 
  Notes
  
  Note: The internal encoding or the 
character encoding specified by mb_regex_encoding() 
will be used as the character encoding for this function.