APCUIterator::valid
  (PECL apcu >= 5.0.0)
APCUIterator::valid — Checks if current position is valid
  
 
  Description
  
   public APCUIterator::valid(): 
bool 
  
  
 
  Parameters
  This function has no parameters.
  
 
  Return Values
  
   Returns true if the current iterator position is valid, otherwise false.