ListSelect (Function)

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Equivalence
Value of the selected element
Miscellaneous

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ListSelect (Function)

In french: ListeSelect

Returns the index of the selected element in a List Box, ListView or Combo Box control.

Reminder: The element selected corresponds to the current element on which selection bar is displayed.

Note: The ListSelect function can be used on both:

List Box controls based on a data file or populated programmatically,
single-selection or multi-selection List Box controls.

In this version, ListSelect cannot be used on multi-selection List Box controls.

Example

See additional examples

// Indice de l'élément sélectionné dans le champ "LISTE_ListeClient"
ResIndiceElément = ListSelect(LISTE_ListeClient)

// Lignes sélectionnées dans un champ Liste multisélection
i is int = 1
IndiceLigneSelectionnee is int
IndiceLigneSelectionnee = ListSelect(LISTE_Liste1, 1)
WHILE IndiceLigneSelectionnee <> -1
	Trace("La ligne n°" + IndiceLigneSelectionnee + " est sélectionnée")
	i++
	IndiceLigneSelectionnee = ListSelect(LISTE_Liste1, i)
END

// Équivalent à:
// POUR TOUTE LIGNE SELECTIONNEE DE LISTE_Liste1
//	 Trace("La ligne n°" + LISTE_Liste1 + " est sélectionnée")
// FIN

Syntax

<Result> = ListSelect(<List Box control> [, <Rank>])

<Result>: Integer

Index of the selected element in the specified List Box (or Combo Box) control,
-1 if no element is selected.
For a multi-selection List Box control, the rank of the selected element must be specified <Rank>).

<List Box control>: Control name

Name of List Box (or Combo Box) control to use. If this parameter corresponds to an empty string (""), the index of the element selected in the List Box control (or Combo Box) to which the current event belongs is returned.
The name of the List Box (or Combo Box) control to use must be specified.

<Rank>: Optional integer

Rank of selection for a multi-selection List Box control. If this parameter is not specified, the index of the first selected element is returned.
For example: To retrieve the first item selected, the rank will be 1, to retrieve the second item selected, the rank will be 2, etc..

Remarks

Equivalence

The following syntaxes are equivalent:

Indice est un entier
Indice = <Champ Liste>

and

Indice = ListeSelect(<Champ Liste>)

Value of the selected element

To retrieve the value of the selected element, the syntax is:

Indice est un entier
Indice = ListeSelect(<Champ Liste>)
<Valeur de l'élément> = <Champ Liste>[Indice]

and

<Valeur de l'élément> = <Champ Liste>[<Champ Liste>]

Miscellaneous

To get the index of the element selected in a Table control, use TableSelect.
ListSelect can be used on a "Combo Box" table column.

Component: wd300obj.dll