#### WeekFrom

##### WeekFrom1970()

This function computes the total number of weeks from 1970 to the current date.

Return value

The return value is an Integer.

Example

If the current date is Oct. 13,1999, the return value of the following statement is 1554.

`WeekFrom1970()`

##### WeekFrom1970(Timestamp, a)

This function computes the total number of weeks from 1970 to a specified TimeStamp.

Parameter

a - A TimeStamp value.

Return value

The return value is an Integer.

Example

Suppose the timestamp is Jan. 2,1988 10:40:50. The return value of the following statement is 940.

`WeekFrom1970(ToDateTime(1988, 1, 2, 10, 40, 50))`

##### WeekFrom1970(Date, a)

This function computes the total number of weeks from 1970 to a specified date.

Parameter

a - A Date value.

Return value

The return value is an Integer.

Example

Suppose the date is July 8,1995. The return value of the following statement is 1331.

`WeekFrom1970(ToDate(1995, 7, 8))`