monthstart - script and chart function

This function returns a value corresponding to a timestamp of the first millisecond of the first day of the month containing date. The default output format will be the DateFormat set in the script.

Syntax:  

MonthStart(date[, period_no])

Return data type: dual

Arguments:  

Argument Description
date The date to evaluate.
period_no period_no is an integer, which, if 0 or omitted, indicates the month that contains date. Negative values in period_no indicate preceding months and positive values indicate succeeding months.