<Array>.Union (Function)

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<Array>.Union (Function)

In french: <Tableau>.Union

Returns an array corresponding to the union of two arrays.

The following arrays can be handled:

One-dimensional array of simple elements (int, real, string).
One-dimensional array of structures.

New in SaaS

This function is now available in browser code.

Note: This feature is only available from WINDEV Suite SaaS 2025 - Update 2.
For more details, see Using new features exclusive to WINDEV Suite SaaS 2025.

Example

// Premier tableau d'entiers
tabMonTableau1 is array of int
tabMonTableau1.Add(1)
tabMonTableau1.Add(6)
tabMonTableau1.Add(1)
tabMonTableau1.Add(3)

// Second tableau d'entiers
tabMonTableau2 is array of int
tabMonTableau2.Add(3)
tabMonTableau2.Add(5)
tabMonTableau2.Add(8)
tabMonTableau2.Add(2)

// Tableau de l'union
tabMonUnion is array of int
tabMonUnion = tabMonTableau1.Union(tabMonTableau2)
// le résultat est 1;6;3;5;8;2

Syntax

<Result> = <First WLanguage array>.Union(<Second WLanguage array>)

<Result>: Array

Array variable that contains the result of the union.

<First WLanguage array>: Array

Name of the Array variable that corresponds to the first array to use. This array must be a one-dimensional array. This array will not be modified.

<Second WLanguage array>: Array

Name of the Array variable that corresponds to the second array to use. This array must be a one-dimensional array. This array must be of the same type as the array specified with the <First WLanguage array> parameter. This array will not be modified.

Remarks

Caution:

If an array contains several duplicates, these duplicates will not be kept.
The resulting array will not be sorted, even if the original arrays are.

Sequence of functions
You can use array functions in a sequence.
The following functions can be used in a sequence:

This sequence can be used as a source for a FOR ALL statement or it can end with one of the following functions:

Example:

gnMean = garrUser.Filter(cbFilter).Map(cbMap).Mean()

Business / UI classification: Business Logic

Component: wd300obj.dll