$Sir N2Date: Difference between revisions
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Revision as of 15:45, 31 January 2011
<section begin="desc" />Convert datetime number of seconds/300 to string<section end="desc" />
Most Sirius $functions have been deprecated in favor of Object Oriented methods. The OO equivalent for the $Sir_N2Date function is to be entered.
The $Sir_N2Date function expects a numeric datetime argument containing a number of seconds/300 since January 1, 1900, and a datetime format string. It returns the date represented by the first argument, in the format corresponding to the second argument. $Sir_N2Date accepts an optional error control string and returns the null string if an error is detected.
Syntax
<section begin="syntax" /> %dat = $Sir_N2Date(datn, fmt, errctl) <section end="syntax" />
where
datn | datetime number containing a signed number of seconds/300 since January 1, 1900. |
---|---|
fmt | datetime format string. Refer to for an explanation of valid datetime formats and valid datetime values. |
errctl | optional error control string, refer to . |
%dat | set to the datetime value string, using format specified by fmt, corresponding to datn, unless an error is detected. |
For example, the following fragment prints the string 07/31/84:
%X = $Sir_Date2N('8407301230', 'YYMMDDHHMI') * Add 15 hours: %X = %X + 300 * 60 * 60 * 15 PRINT $Sir_N2Date(%X, 'MM/DD/YY')
Error conditions are shown in the following figure (see the discussion in ).
- fmt is not a valid datetime format.
- datn out of range.
Notes:
The inverse of this $function is $Sir_Date2N.