ToLong Method

Convert to long.

Syntax

Visual Basic
C#

'Declaration
 
Public Shared Function ToLong( _
   ByVal value As Object _
) As Long

'Usage
 
Dim value As Object
Dim value As Long
 
value = CalcConvert.ToLong(value)

public static long ToLong( 
   object value
)

Parameters

value: The value to be converted.

Return Value

A long indicate the convert result.

Exceptions

Exception	Description
System.InvalidCastException	Can not convert value to long

Remarks

If is a null reference (Nothing in Visual Basic), return 0L. If is System.Int32, or float, or decimal, orlong, or short, or sbyte, or ulong, oruint, or ushort, or byte, explicitly convert it to long. If is bool, return 1L if the is true, otherwise return 0L. If is System.DateTime, return OADate of . If is System.TimeSpan, return TotalDays of .

Reference

CalcConvert Class
CalcConvert Members