VALIDTIME()

Purpose

Function to check the validity of a time-string

Syntax

VALIDTIME(<time-string>)

See Also

AMPM(), CDOW(), CMONTH(), CTOD(), CTOT(), DATE(), DATETIME(), DAY(), DAYS(), DMY(), DOW(), DTOA(), DTOC(), DTOM(), DTOS(), DTOT(), DTOV(), ELAPTIME(), EMPTY(), EPOCH(), GOMONTH(), HOUR(), HOURS(), ISLEAPYEAR(), LEAPYEARS(), LTOS(), MDY(), MINUTE(), MINUTES(), MONTH(), MTOD(), MTOS(), QUARTER(), SEC(), SECONDS(), SECS(), SET CENTURY, SET DATE, SET EPOCH, SET HOURS, SET MARK, SET SECONDS, STOD(), STOT(), STR(), STRFTIME(), TIME(), TIMEOFDAY(), TIMESTAMP(), TSTRING(), TTOC(), TTOD(), TYPE(), VAL(), VTOD(), WEEK(), YEAR()

Description

The VALIDTIME() function the validity of the specified <time-string>. A valid <time-string> must be in a 24 hour "HH:MM:SS" format. The VALIDTIME() function returns .T. for a valid time-string and .F. otherwise.

Example

store "00:00" to m_time
@5,5 get m_time picture "99:99";
  valid validtime(m->m_time+":00");
  error "Invalid time.  Press any key.";
  help "Enter the start time."
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