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ConvertToUInt64 Method (Double)
Converts the value of the specified double-precision floating-point number to an equivalent 64-bit unsigned integer.

Namespace: System
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0
Syntax
C#
public static ulong ToUInt64(
	double value
)

Parameters

value
Type: SystemDouble
The double-precision floating-point number to convert.

Return Value

Type: UInt64
value, rounded to the nearest 64-bit unsigned integer. If value is halfway between two whole numbers, the even number is returned; that is, 4.5 is converted to 4, and 5.5 is converted to 6.
Exceptions
ExceptionCondition
OverflowExceptionvalue is less than zero or greater than MaxValue.
See Also