Size3D.Equality(Size3D, Size3D) Size3D.Equality(Size3D, Size3D) Size3D.Equality(Size3D, Size3D) Size3D.Equality(Size3D, Size3D) Operator

Definition

Compares two Size3D structures for equality. Two Size3D structures are equal if the values of their X, Y, and Z properties are the same.

public:
 static bool operator ==(System::Windows::Media::Media3D::Size3D size1, System::Windows::Media::Media3D::Size3D size2);
public static bool operator == (System.Windows.Media.Media3D.Size3D size1, System.Windows.Media.Media3D.Size3D size2);
static member ( = ) : System.Windows.Media.Media3D.Size3D * System.Windows.Media.Media3D.Size3D -> bool
Public Shared Operator == (size1 As Size3D, size2 As Size3D) As Boolean

Parameters

size1
Size3D Size3D Size3D Size3D

The first Size3D structure to compare.

size2
Size3D Size3D Size3D Size3D

The second Size3D structure to compare.

Returns

true if the X, Y, and Z components of size1 and size2 are equal; otherwise, false.

Examples

The following example shows how to use the overloaded equality operator to check if two Size3D structures are equal.

                  // Checks if two Size3D structures are equal using the overloaded == operator. 
                  // Returns a Boolean.

                  // Declaring Size3D structure without initializing x,y,z values
                  Size3D size1 = new Size3D();

                  // Declaring Size3D structure and initializing x,y,z values
                  Size3D size2 = new Size3D(5, 10, 15);
                  Boolean areEqual;

                  // Assigning values to size1
                  size1.X = 2;
                  size1.Y = 4;
                  size1.Z = 6;

                  // Checking for equality
                  areEqual = size1 == size2;

                  // areEqual is False

                  // Displaying Results
                  syntaxString = " areEqual = size1 == size2;";
                  resultType = "Boolean";
operationString = "Checking if two Size3D structures are equal";
ShowResults(areEqual.ToString(), syntaxString, resultType, operationString);
' Checks if two Size3D structures are equal using the overloaded == operator. 
' Returns a Boolean.

' Declaring Size3D structure without initializing x,y,z values
Dim size1 As New Size3D()

' Declaring Size3D structure and initializing x,y,z values
Dim size2 As New Size3D(5, 10, 15)
Dim areEqual As Boolean

' Assigning values to size1
size1.X = 2
size1.Y = 4
size1.Z = 6

' Checking for equality
areEqual = size1 = size2

' areEqual is False

' Displaying Results
syntaxString = " areEqual = size1 == size2"
resultType = "Boolean"
operationString = "Checking if two Size3D structures are equal"
ShowResults(areEqual.ToString(), syntaxString, resultType, operationString)

Remarks

Because Double values can lose precision when arithmetic operations are performed on them, a comparison between two Size3D instances that are logically equal might fail.

Applies to

See also