Explain DateDiff function in QTP.

DateDiff function is used to find out the difference between 2 dates.

For example -

Suppose you know the date of birth of someone and want to find out the age of that person, you can use datediff function in this case.

DateDiff (Interval_Type, Date1, Date2)

Here Interval Type can be of below types.
yyyy -  Year
m  - Month
d  - Day
h  - Hour
n  - Minute
s  - Second

Example -

dateofbirth ="09-01-1986"
print datediff("yyyy", dateofbirth ,now)

'This will print your age in years

Please find below more questions and answers on date and time in QTP.

1. How to extract date part from timestamp in QTP?
2. How to find the name of month of given date in QTP?
3. How to extract time part from given date in QTP?
4. How to extract the second part from given time stamp in QTP?
5. Explain dateadd function in qtp with Example.
6. How to find future date in qtp?
7. How to get the system date in qtp?
8. How to verify the date format in qtp?
9. How to find the yesterday's date in qtp
10. How to find the date difference in qtp
11. How to get the current system date in qtp?
12. How to get the current year in qtp?
13. How to find the name of week day for given date in QTP?
14. Explain now function in qtp.
15. Explain the datediff function in qtp.

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