HP C/iX Library Reference Manual (30026-90004)

340 Chapter5

HP C/iX Library Function Descriptions

strftime

• %c is replaced by the locale's appropriate date and time representation.

• %d is replaced by the day of the month as a decimal number (01-31).

• %e is replaced by the day of the month as a decimal number (1-31 in a two-digit

right-justiﬁed ﬁeld with leading space> ﬁll).

• %H is replaced by the hour (24-hour clock) as a decimal number (00-23).

• %I is replaced by the hour (12-hour clock) as a decimal number (01-12).

• %j is replaced by the day of the year as a decimal number (001-366).

• %m is replaced by the month as a decimal number (01-12).

• %M is replaced by the minute as a decimal number (00-59).

• %p is replaced by the locale's equivalent of either AM or PM.

• %S is replaced by the second as a decimal number (00-61).

• %U is replaced by the week number of the year (Sunday as the ﬁrst day of the week) as a

decimal number (00-53).

• %w is replaced by the weekday as a decimal number [0 (Sunday)-6].

• %W is replaced by the week number of the year (Monday as the ﬁrst day of week 1) as

decimal number (00-53).

• %x is replaced by the locale's appropriate date representation.

• %X is replaced by the locale's appropriate time representation.

• %y is replaced by the year without century as a decimal number (00-99).

• %Y is replaced by the year with century as a decimal number.

• %Z is replaced by the time zone name, or by no character if no time zone is determinable.

• % is replaced by %.

The behavior is undeﬁned for any conversion speciﬁcation not described above.

If the total number of resulting characters (including the terminating null character) is not

more than

maxsize

, strftime returns the number of characters placed into the array

pointed to by

(not including the terminating null character). Otherwise, zero is returned

and the array contents are indeterminate.