Namespace: OpenEdge.Core.Collections
Type: Class ArrayIterator
Parent Classes:
Progress.Lang.Object
OpenEdge.Core.Collections.ArrayIterator

Inherits: Progress.Lang.Object
Implements: OpenEdge.Core.Collections.IListIterator

Copyright (c) 2013, 2018, 2020-2021 by Progress Software Corporation. All rights reserved.
File:ArrayIterator
Author(s):pjudge
Created:Thu Jun 14 12:13:12 EDT 2012
Notes:* Based on the AutoEdge|TheFactory version
Updated 11/13/2019 - Implemented IListIterator to make
more compatible in situations where Lists are replaced by
arrays for memory usage reasons.



Method Summary
  Options Name Purpose
  LOGICAL HasNext ()
  LOGICAL HasPrevious ()
  Progress.Lang.Object Next ()
  INTEGER NextIndex () /* Returns the index of the element that would be returned by a subsequent call to next(). Returns list size if the list iterator is at the end of the list. @return integer The next index or the array size if at the end */
  Progress.Lang.Object Previous ()
  INTEGER PreviousIndex () /* Returns the index of the element that would be returned by a subsequent call to previous(). Returns 0 if the list iterator is at the beginning of the list. @return integer The previous index or 0/zero if at the beginning */
  LOGICAL Remove ()

Constructor Summary
  Options Name Purpose
  ArrayIterator (Array) /* Constructor @param Array The array over which to iterate */
  ArrayIterator (Array, integer) /* Constructor @param Array The array over which to iterate @param integer The starting extent/index */

Property Summary
  Options Name Purpose
  INTEGER CurrentExtent
  OpenEdge.Core.Collections.Array IteratedArray


Method Detail
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LOGICAL HasNext ()

Returns LOGICAL
 
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LOGICAL HasPrevious ()

Returns LOGICAL
 
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Progress.Lang.Object Next ()

Returns Progress.Lang.Object
 
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INTEGER NextIndex ()

/* Returns the index of the element that would be returned by a subsequent call to next().
Returns list size if the list iterator is at the end of the list.
Returns INTEGER
  integer The next index or the array size if at the end
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Progress.Lang.Object Previous ()

Returns Progress.Lang.Object
 
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INTEGER PreviousIndex ()

/* Returns the index of the element that would be returned by a subsequent call to previous().
Returns 0 if the list iterator is at the beginning of the list.
Returns INTEGER
  integer The previous index or 0/zero if at the beginning
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LOGICAL Remove ()

Returns LOGICAL
 


Constructor Detail
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ArrayIterator (Array)

/* Constructor
Parameters:
poIteratedArray OpenEdge.Core.Collections.Array
 
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ArrayIterator (Array, integer)

/* Constructor
Parameters:
pIteratedArray OpenEdge.Core.Collections.Array
 
pIndex INTEGER
 


Property Detail
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INTEGER CurrentExtent

Returns INTEGER
 
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OpenEdge.Core.Collections.Array IteratedArray

Returns OpenEdge.Core.Collections.Array