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Properties - in COBOL and C# and VB.NET

C# COBOL VB.NET
private int _size;

public int Size
{
  get
  {
    return _size;
  }
  set
  {
    if (value < 0)
    {
      _size = 0;
    }
    else
    {
      _size = value;
    }
  }
}
foo.Size++;
class-id Things.

01 _size        binary-long private.
01 ReadOnly     binary-long property with no set value 3. 
01 ReadWrite    binary-long property. 

property-id Size binary-long.
 *> Use property-value inside properties to
 *> pass the value in or out
getter.
    set property-value to _size
setter.
    if property-value < 0
        set _size to 0
    else
        set _size to property-value
    end-if
end property.

method-id main static.
    declare foo = new Things()
    add 1 to foo::Size
    display foo::Size
    display foo::ReadOnly
    set foo::ReadWrite to 22
end method.

end class.
Private _size As Integer

Public Property Size() As Integer
  Get
    Return _size
  End Get
  Set (ByVal Value As Integer)
    If Value < 0 Then
      _size = 0
    Else
      _size = Value
    End If
  End Set
End Property

foo.Size += 1
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