dt_num_days_in_month (public)

 dt_num_days_in_month year month

Defined in packages/acs-datetime/tcl/acs-datetime-procs.tcl

Parameters:

year (required)

month (required)

Returns:

the numbers of days for the given month/year

Partial Call Graph (max 5 caller/called nodes):

Testcases:

dt_num_days_in_month, dt_early_years, dt_date_rollover_errors, dt_legacy_short_years

Source code:

    # Normalize before arithmetic as well as before constructing the date.
    set date [dt_make_ansi_date $year $month 1]
    scan $date %d year
    scan $month %d month
    if {$month == 0} {
        set month 01
    } elseif {$month == 12} {
        incr year
        set month 01
    } elseif {$month == 13} {
        incr year
        set month 02
    } else {
        incr month
    }

    return [clock format [clock scan "last day" -base [clock scan [dt_make_ansi_date $year $month 1] -format %Y-%m-%d]] -format %d]

XQL Not present:

PostgreSQL, Oracle

Generic XQL file:

packages/acs-datetime/tcl/acs-datetime-procs.xql