Public Shared Operator <> ( _
    left As Color, _
    right As Color _
) As Boolean

Dim left As Color
Dim right As Color
Dim returnValue As Boolean

returnValue = (left <> right)

public static bool operator != (
    Color left,
    Color right
)

public:
static bool operator != (
    Color left, 
    Color right
)

J#  ne prend pas en charge des opérateurs surchargés.

JScript prend en charge l'utilisation d'opérateurs surchargés mais pas la déclaration de nouveaux opérateurs surchargés.

Private Sub Button2_Click(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles Button2.Click

    If (Color.op_Inequality(Me.BackColor, SystemColors.ControlDark)) Then
        Me.BackColor = SystemColors.ControlDark
    End If
    If Not (Me.Font.Bold) Then
        Me.Font = New Font(Me.Font, FontStyle.Bold)
    End If
End Sub

private void Button2_Click(System.Object sender, System.EventArgs e)
{

    if (this.BackColor != SystemColors.ControlDark)
    {
        this.BackColor = SystemColors.ControlDark;
    }
    if (!(this.Font.Bold))
    {
        this.Font = new Font(this.Font, FontStyle.Bold);
    }
}

void Button2_Click( System::Object^ /*sender*/, System::EventArgs^ /*e*/ )
{
   if ( this->BackColor != SystemColors::ControlDark )
   {
      this->BackColor = SystemColors::ControlDark;
   }

   if (  !(this->Font->Bold) )
   {
      this->Font = gcnew System::Drawing::Font( this->Font,FontStyle::Bold );
   }
}

private void button2_Click(System.Object sender, System.EventArgs e)
{
    if (!(this.get_BackColor().Equals(SystemColors.get_ControlDark()))) {
        this.set_BackColor(SystemColors.get_ControlDark());
    }
    if (!(this.get_Font().get_Bold())) {
        this.set_Font(new Font(this.get_Font(), FontStyle.Bold));
    }
} //button2_Click