dt_prev_month (public)

 dt_prev_month year month

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

Parameters:

year (required)

month (required)

Returns:

the ANSI date for the previous month

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

Testcases:

dt_prev_next_month

Source code:

    try {
        return [clock format [clock add [clock scan $year-$month-01] -1 month] -format %Y-%m-%d]
    } on error {errmsg} {
        ad_log warning "Cannot get previous month date for $year-$month"
        return ""
    }

XQL Not present:

PostgreSQL, Oracle

Generic XQL file:

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