Vector.LengthSquared Vector.LengthSquared Vector.LengthSquared Vector.LengthSquared Property

Définition

Obtient le carré de la longueur de ce vecteur.Gets the square of the length of this vector.

public:
 property double LengthSquared { double get(); };
public double LengthSquared { get; }
member this.LengthSquared : double
Public ReadOnly Property LengthSquared As Double

Valeur de propriété

Carré du Length de ce vecteur.The square of the Length of this vector.

Exemples

L’exemple suivant montre comment utiliser cette propriété pour obtenir le carré de la longueur d’un vecteur.The following example shows how to use this property to get the square of the length of a vector.

private Double lengthSquaredExample()
{

    Vector vector1 = new Vector(20, 30); 

    // Gets the square of the length of a Vector. 
    // lengthSq is equal to 1300.
    Double lengthSqResult = vector1.LengthSquared;

    return lengthSqResult;

}
Private Function lengthSquaredExample() As Double

    Dim vector1 As New Vector(20, 30)

    ' Gets the square of the length of a Vector. 
    ' lengthSq is equal to 1300.
    Dim lengthSqResult As Double = vector1.LengthSquared

    Return lengthSqResult

End Function

Remarques

La longueur d’un vecteur est parfois appelée «amplitude».The length of a vector is sometimes referred to as its magnitude.

S’applique à