weekday - script and chart function

This function returns a dual value with:

Syntax:

weekday(date [,weekstart=0])

Arguments:

Argument	Description
date	The date to evaluate.
weekstart	If you don't specify weekstart, the value of variable FirstWeekDay will be used as the first day of the week. If you want to use another day as the first day of the week, set weekstart to: 0 for Monday 1 for Tuesday 2 for Wednesday 3 for Thursday 4 for Friday 5 for Saturday 6 for Sunday The integer returned by the function will now use the first day of the week that you set with weekstart as base (0). See: FirstWeekDay

Argument

Description

date

The date to evaluate.

weekstart

If you don't specify weekstart, the value of variable FirstWeekDay will be used as the first day of the week.

If you want to use another day as the first day of the week, set weekstart to:

The integer returned by the function will now use the first day of the week that you set with weekstart as base (0).

Unless it is stated specifically, FirstWeekDay is set to 0 in these examples.

Example	Result
weekday( '1971-10-12' )	returns 'Tue' and 1
weekday( '1971-10-12' , 6)	returns 'Tue' and 2. In this example we use Sunday (6) as the first day of the week.
SET FirstWeekDay = 6; ... weekday( '1971-10-12')	returns 'Tue' and 2.

Example

Result

weekday( '1971-10-12' )

returns 'Tue' and 1

weekday( '1971-10-12' , 6)

returns 'Tue' and 2.

In this example we use Sunday (6) as the first day of the week.

SET FirstWeekDay = 6;

...

weekday( '1971-10-12')

returns 'Tue' and 2.

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