Predefined Constants
   
The constants below are defined by this extension, and
will only be available when the extension has either
been compiled into PHP or dynamically loaded at runtime.
   
    
     - 
      COUNTER_FLAG_PERSIST(integer)
- 
      
       A counter with this flag will be created as a persistent resource.
      
     
- 
      COUNTER_FLAG_SAVE(integer)
- 
      
       A counter with this flag will be saved between invocations of PHP.
      
     
- 
      COUNTER_FLAG_NO_OVERWRITE(integer)
- 
      
       This flag causes counter_create to avoid overwriting
       an existing named counter with a new one.
      
     
- 
      COUNTER_META_NAME(string)
- 
      
       Pass this constant to get the name of a counter resource or object.
      
     
- 
      COUNTER_META_IS_PERISTENT(string)
- 
      
       Pass this constant to determine whether a counter resource or object is
       persistent (has the COUNTER_FLAG_PERSISTflag).
- 
      COUNTER_RESET_NEVER(integer)
- 
      
       The counter will never be reset.
      
     
- 
      COUNTER_RESET_PER_LOAD(integer)
- 
      
       The counter will be reset on each invocation of PHP.
      
     
- 
      COUNTER_RESET_PER_REQUEST(integer)
- 
      
       The counter will be reset on each request.