|   | DateTimeExtensionsTimeIsValid Method | 
        
        Determines if time is valid, by comparing it to the specified current time.
        
        Namespace: GSFAssembly: GSF.Core (in GSF.Core.dll) Version: 2.4.257-beta+00aa2366fbb9ec75f636ebc7cfa610e3826a727c
 Syntax
SyntaxGSF.DateTimeExtensions.TimeIsValid = function(testTime, currentTime, lagTime, leadTime);
Parameters
- testTime  DateTime
- Time to test for validity.
- currentTime  DateTime
- Specified current time (e.g., could be Date.Now or Date.UtcNow).
- lagTime  Double
- The allowed lag time, in seconds, before assuming time is too old to be valid.
- leadTime  Double
- The allowed lead time, in seconds, before assuming time is too advanced to be
            valid.
Return Value
BooleanTrue, if time is within the specified range.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type 
DateTime. When you use instance method syntax to call this method, omit the first parameter. For more information, see 
Extension Methods (Visual Basic) or 
Extension Methods (C# Programming Guide).
 Exceptions
Exceptions Remarks
RemarksTime is considered valid if it exists within the specified lag time/lead time range of current
            time.
Note that lag time and lead time must be greater than zero, but can be set to sub-second
            intervals.
 See Also
See Also