Convert.ToBoolean Method (Double)
.NET Framework (current version)
Converts the value of the specified double-precision floating-point number to an equivalent Boolean value.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- value
-
Type:
System.Double
The double-precision floating-point number to convert.
The following example converts a Boolean to a Double and a Double to a Boolean value.
Public Sub ConvertDoubleBool(ByVal doubleVal As Double) Dim boolVal As Boolean 'Double to Boolean conversion cannot overflow. boolVal = System.Convert.ToBoolean(doubleVal) System.Console.WriteLine("{0} as a Boolean is: {1}.", _ doubleVal, boolVal) 'Boolean to Double conversion cannot overflow. doubleVal = System.Convert.ToDouble(boolVal) System.Console.WriteLine("{0} as a Double is: {1}.", _ boolVal, doubleVal) End Sub
Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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