Convert.ToBoolean Method (Int64)

.NET Framework (current version)
 
System_CAPS_noteNote

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Converts the value of the specified 64-bit signed integer to an equivalent Boolean value.

Namespace:   System
Assembly:  mscorlib (in mscorlib.dll)

C#
C++
F#
VB
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public static bool ToBoolean(
	long value
)

Parameters

value
Type: System.Int64

The 64-bit signed integer to convert.

Return Value

Type: System.Boolean

true if value is not zero; otherwise, false.

The following example converts an array of Int64 values to Boolean values.

C#
C++
VB
Copy 
long[] numbers = { Int64.MinValue, -2016493, -689, 0, 6121, 
                   403890774, Int64.MaxValue };
bool result;

foreach (long number in numbers)
{
   result = Convert.ToBoolean(number);                                 
   Console.WriteLine("{0,-26:N0}  -->  {1}", number, result);
}
// The example displays the following output:
//       -9,223,372,036,854,775,808  -->  True
//       -2,016,493                  -->  True
//       -689                        -->  True
//       0                           -->  False
//       6,121                       -->  True
//       403,890,774                 -->  True
//       9,223,372,036,854,775,807   -->  True

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
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