Duration Properties | 
The Duration type exposes the following members.
| Name | Description | |
|---|---|---|
| Days | 
            The number of days for this duration.
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| Elapsed | 
            If true, indicates this duration represents elapsed time, which ignores non-working time.
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| Hours | 
            The number of hours for this duration.
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| Milliseconds | 
            The number of milliseconds for this duration.
              | |
| Minutes | 
            The number of minutes for this duration.
              | |
| Negative | 
            When used as a predecessor’s lag value, indicates whether the lag is negative (if true), or positive (false).
              | |
| ObjectType | ||
| Seconds | 
            The number of seconds for this duration.
              | |
| Weeks | 
            The number of weeks for this duration.
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