8012581cbe
- contrib/libct
+ contrib/hbct
- contrib/libgt
+ contrib/hbgt
- contrib/libnf
+ contrib/hbnf
* contrib/Makefile
* contrib/make_b32_all.bat
* contrib/make_vc_all.bat
* utils/hbmake/hbmutils.prg
* Contrib lib rename continued.
64 lines
1.5 KiB
Plaintext
64 lines
1.5 KiB
Plaintext
/*
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* $Id$
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*/
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/*
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* File......: FIRSTDAY.PRG
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* Author....: Jeff Bryant
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* CIS ID....: ?
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*
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* This function is an original work by Jeff Bryant and is placed in the
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* public domain.
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*
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* Modification history:
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* ---------------------
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*
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* Rev 1.2 15 Aug 1991 23:03:38 GLENN
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* Forest Belt proofread/edited/cleaned up doc
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*
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* Rev 1.1 14 Jun 1991 19:51:54 GLENN
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* Minor edit to file header
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*
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* Rev 1.0 01 Apr 1991 01:01:24 GLENN
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* Nanforum Toolkit
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*
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*/
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/* $DOC$
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* $FUNCNAME$
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* FT_FDAY()
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* $CATEGORY$
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* Date/Time
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* $ONELINER$
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* Return first day of the month
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* $SYNTAX$
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* FT_FDAY( [ <dDateToChk> ] ) -> dFirstDay
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* $ARGUMENTS$
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* <dDateToChk> is a date within a month for which you want to find
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* the first date of that month. If not passed or is an incorrect type,
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* defaults to current system date.
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* $RETURNS$
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* A Clipper date value representing the first date of the month.
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* $DESCRIPTION$
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* This function will return the first day of the month of the date
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* passed, or the first day of the current month if no argument is
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* supplied.
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* $EXAMPLES$
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* dDate := CTOD( "09/15/90" )
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* ? FT_FDAY( dDate ) // 09/01/90
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* ? FT_FDAY() // 03/01/91 (current month)
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* $SEEALSO$
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* FT_LDAY()
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* $END$
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*/
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FUNCTION FT_FDAY(dDateToChk)
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IF Valtype(dDatetoChk) # "D"
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dDatetoChk := Date()
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ENDIF
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RETURN dDateToChk - (DAY(dDateToChk)-1)
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