day-of-week ( timestamp -- n )
Calendar » Calendar facts

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Vocabulary
calendar

Inputs

timestamp

a timestamp

Outputs

n	an integer

Word description
Calculates the index of the day of the week. Sunday will result in an index of 0.

Examples

USING: calendar prettyprint ; now sunday day-of-week .
0

Definition

IN: calendar

: day-of-week ( timestamp -- n ) >date< (day-of-week) ;