ArrayObject::offsetExists
  (PHP 5)
ArrayObject::offsetExists — Returns whether the requested $index exists
  
 
  Description
  
   bool ArrayObject::offsetExists
    ( 
mixed $index
   )
 
   WarningThis function is
currently not documented; only its argument list is available.
 
  
 
  Parameters
  
   
    - 
     index
     
- 
      
       The index being checked.
       
 
 
  Return Values
  
   TRUE if the requested $index exists, otherwise FALSE