of_count

pfcapsrv.pbl   >   pfc_n_cst_linkedlistbase   >   of_count

Name	Datatype
li_cnt	integer
lnv_node	n_cst_linkedlistnode

public function long of_count ();//////////////////////////////////////////////////////////////////////////////
//
//	Function:  of_Count
//
//	Access:  public
//
//	Arguments : None
//
//	Returns:  
//	integer : the number of nodes in the list
//	
//	Description:  
//	Returns the number of nodes in the list
//
//////////////////////////////////////////////////////////////////////////////
//
//	Revision History
//
//	Version
//	6.0   Initial version
//
//////////////////////////////////////////////////////////////////////////////
//
//	Copyright © 1996-1997 Sybase, Inc. and its subsidiaries.  All rights reserved.
//	Any distribution of the PowerBuilder Foundation Classes (PFC)
//	source code by other than Sybase, Inc. and its subsidiaries is prohibited.
//
//////////////////////////////////////////////////////////////////////////////

integer 		li_cnt
n_cst_linkedlistnode 	lnv_node

// Determine if there are any.
if isnull(inv_head) or not isvalid(inv_head) then return 0

// Loop counting the number of entries.
lnv_node = inv_head
do while isvalid(lnv_node)
	li_cnt ++
	lnv_node.of_getnext(lnv_node)
loop

return li_cnt
end function

Name	Owner
systemfunctions.isnull	systemfunctions
systemfunctions.isvalid	systemfunctions
pfc_n_cst_nodebase.of_getnext	pfc_n_cst_nodebase