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[­ì³Ð]VFP ¤§ MOD() ¨ç¼Æ§ï¨}

 
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µù¥U®É¶¡: 2003-08-25
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µoªíµoªí©ó: ¬P´Á¤@ ¤Q¤@¤ë 21, 2005 2:15 pm    ¤å³¹¥DÃD: [­ì³Ð]VFP ¤§ MOD() ¨ç¼Æ§ï¨} ¤Þ¨¥¦^ÂÐ

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oTest = CREATEOBJECT("VFPUFD")
? oTest.MOD(167.4,4.65)
? EMPTY(oTest.MOD(167.4,4.65))
? oTest.MOD(167.4,4.649)
? EMPTY(oTest.MOD(167.4,4.649))

DEFINE CLASS VFPUFD AS Session OLEPUBLIC
  FUNCTION MOD(nDividend AS Number ,nDivisor AS Number) AS Number
    * ¨ç¼Æ»¡©ú¡G§ï¨} VFP ­ì¨Ó MOD() ¨ç¼ÆÁôÂþl¼Æ¬°¹sªº°ÝÃD¡C
    * §@ªÌ¡G¦¶¨|¿³ YSC5096 2005/11/21
    * ------------------------------------------------------------------------------------------- *
    * °Ñ¼Æ¦WºÙ    «¬ºA »¡©ú
    * ----------- ---- --------------------------------------------------------------------------
    * InPut: (¤£°µÅçÃÒ¡A¦³°ÝÃD´N¥Ñ VFP ªº¿ù»~¾÷¨î¦Û¦æ³B²z)
    *   nDividend N    ¥Nªí³Q°£¼Æ¡C
    *   nDivisor  N    ¥Nªí°£¼Æ¡C
    * OutPut:
    *   nModulus  N    1.¥Nªí¾l¼Æ¡C
    *                  2.¾l¼Æ¤¶©ó¹s»P°£¼Æ¤§¶¡ªº¼Æ¡A¨ä¤p¼Æ¦ì¼Æ»P³Q°£¼Æ¤@­P(¨Ì¥|±Ë¤­¤J­ì«h)¡C
    *                  3.­Yµo¥ÍºÃ¦ü(¦ý¹ê»Ú¤£¬O)¾l¼Æ¬°¹sªºª¬ªp®É¡A¨ä¤p¼Æ¦ì¼Æ¨Ì¹ê»Úµ²ªGÅã¥Ü¡C
    * ------------------------------------------------------------------------------------------- *
    * ½d¨Ò¡G
    * oTest = CREATEOBJECT("VFPUFD")
    *
    * ? oTest.MOD(167.4,4.65)          && 0.0
    * *& VFP ªº MOD(167.4,4.65) ¬Ý°_¨Ó¬O 0.0¡A¦ý¥Î ROUND(MOD(167.4,4.65),15) ¬Ý´N¤£¬O¤F¡A¦ý¹ê»Ú¤W
    * *&     ¥¦À³¸Ó­nµ¥©ó 0.0 (VFP ¦b³oùØÀ³¸Ó¨S³B²z¦n)
    *
    * ? EMPTY(oTest.MOD(167.4,4.65))   && .T.
    * *& VFP ªº EMPTY(MOD(167.4,4.65)) ·íµM·|±o¨ì .F. (³oùØ·íµM´N¸òµÛ¿ù¤F)
    *
    * ? oTest.MOD(167.4,4.649)         && 0.036
    * *& VFP ªº MOD(167.4,4.649) ¬Ý°_¨Ó¬O 0.0¡A¦ý¥Î ROUND(MOD(167.4,4.649),15) ¬Ý´N¤£¬O¤F
    *
    * ? EMPTY(oTest.MOD(167.4,4.649))  && .F.
    * *& VFP ªº EMPTY(MOD(167.4,4.649)) »~¥´»~¼²±o¨ì¤F .F.
    * ------------------------------------------------------------------------------------------- *
    LOCAL nModulus AS Number
    LOCAL W1_nDecimal AS Integer
    * ªì¨B¨ú±o¾l¼Æ¡GVFP ¦Û¤vºâ¥X¨Óªº¾l¼Æ
    nModulus = MOD(nDividend,nDivisor)
    * ·í¾l¼Æ¦ü¥G¬Ý°_¨Óµ¥©ó©Ò¿×ªº¹s®É­n°µ¶i¤@¨B³B²z (³o¬O VFP ¥»¨­¥Ø«e¥¼³B²z¦nªº³¡¤À)
    W1_nDecimal = This.DECIMAL(nDividend)
    IF EMPTY(ROUND(nModulus,W1_nDecimal))
      nModulus = nDividend - INT(nDividend/nDivisor) * nDivisor
      IF nModulus = 0  && ¾l¼Æ¬O¯u¥¿ªº¹s¡GÅý¾l¼Æªº¤p¼Æ¦ì¼Æ»P³Q°£¼Æ¤@­P (¨Ì VFP ªº³W©w)
        nModulus = ROUND(nModulus,W1_nDecimal)
      ELSE             && ¾l¼Æ¤£¬O¯u¥¿ªº¹s¡GÅý¾l¼Æªº¥¿­t­È»P°£¼Æ¤@­P (¾l¼Æ¯u¥¿ªø±o¼Ë¤l)
        IF SIGN(nDivisor)*SIGN(nModulus) < 0
          nModulus = nModulus + nDivisor
        ENDIF
      ENDIF
    ELSE
      nModulus = ROUND(nModulus,W1_nDecimal)
    ENDIF
    * ¶Ç¦^­È
    RETURN nModulus
  ENDFUNC

  HIDDEN FUNCTION DECIMAL(nNumber AS Number) AS Integer
    * ¨ç¼Æ»¡©ú¡G¨ú±o¼Æ­Èªº¤p¼Æ¦ì¼Æ
    * §@ªÌ¡G¦¶¨|¿³ YSC5096 2005/11/21
    * ------------------------------------------------------------------------------ *
    * °Ñ¼Æ¦WºÙ    «¬ºA »¡©ú
    * ----------- ---- -------------------------------------------------------------
    * InPut:
    *   nNumber   N    ¥Nªí¥ô·N¼Æ­È¡C
    * OutPut:     I    1.¥Nªí nNumber °Ñ¼Æªº¤p¼Æ¦ì¼Æ¬O´X¦ì¤p¼Æ¡C¤@¯ë¦Ó¨¥¬O«D­t¾ã¼Æ¡C
    *                  2.¦pªG nNumber °Ñ¼Æ¤£¬O¼Æ­È¡A«h¥H -1 ªí¥Ü¡C
    * ------------------------------------------------------------------------------ *
    * ³Æµù¡G
    *   1.¥Ø«e±N¤p¼Æ¤¤ªº«á¸m¹s¤]ºâ¤J¤p¼Æ¦ì¼Æ¤¤¡A­Y¥H«á»Ý­n±N«á¸m¹sµ¹±Æ°£«á¤~¨ú±o¤p¼Æ
    *     ¦ì¼Æ®É¡A¥»¨ç¼Æ´N»Ý¦h¤@­Ó°Ñ¼Æ¨Ó³B²z¡C
    *   2.¥»¨ç¼Æ¤£¾A¥Î VFP 6.0 ¥H«e(§t)ª©¥»¡G¨ä°ÝÃD¥Ø«e¬O¥X¦b­¼¥H 0.1 «á¡ATRANSFORM
    *     ¨ç¼Æ©Òªí¹Fªº¤è¦¡¦³®É¤£¬O§Ú©Ò¹w´Áªº¼Ë¤l¡C
    * ------------------------------------------------------------------------------ *
    IF TYPE("nNumber") != "N"
      RETURN -1
    ELSE
      RETURN LEN(TRANSFORM((nNumber-INT(nNumber/1)+1)*0.1))-AT(".",TRANSFORM((nNumber-INT(nNumber/1)+1)*0.1))-1
    ENDIF
  ENDFUNC
ENDDEFINE

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¦¶¨|¿³ ¦b ¬P´Á¤T ¤Q¤@¤ë 23, 2005 12:50 pm §@¤F²Ä 1 ¦¸­×§ï
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µù¥U®É¶¡: 2004-10-22
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²Ä 2 ¼Ó

µoªíµoªí©ó: ¬P´Á¤@ ¤Q¤@¤ë 21, 2005 6:05 pm    ¤å³¹¥DÃD: ¤Þ¨¥¦^ÂÐ

>* ? oTest.MOD(167.4,4.649) && 0.036
> * *& VFP ªº MOD(167.4,4.649) ¬Ý°_¨Ó¬O 0.0¡A¦ý¥Î ROUND(MOD(167.4,4.649),15) ¬Ý´N¤£¬O¤F

¦pªG¬O VFP ªº MOD(167.400,4.649) ´N¬O 0.036 ¤F
vfp ªº mod ¬O¥H²Ä¤@­Ó°Ñ¼Æªº¤p¼Æ¦ì¼Æ¬°¥D,¨Ó¨ú±o¾l¼Æªº¤p¼Æ¦ì¼Æ

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µoªíµoªí©ó: ¬P´Á¤@ ¤Q¤@¤ë 21, 2005 10:15 pm    ¤å³¹¥DÃD: ¤Þ¨¥¦^ÂÐ

jeff25 ¼g¨ì:
>* ? oTest.MOD(167.4,4.649) && 0.036
> * *& VFP ªº MOD(167.4,4.649) ¬Ý°_¨Ó¬O 0.0¡A¦ý¥Î ROUND(MOD(167.4,4.649),15) ¬Ý´N¤£¬O¤F

¦pªG¬O VFP ªº MOD(167.400,4.649) ´N¬O 0.036 ¤F
vfp ªº mod ¬O¥H²Ä¤@­Ó°Ñ¼Æªº¤p¼Æ¦ì¼Æ¬°¥D,¨Ó¨ú±o¾l¼Æªº¤p¼Æ¦ì¼Æ


¨S¿ù¡A¦ý°ÝÃD¬O±z­n¦p¦óª¾¹D¥ô¦ó¤@­Ó¼Æ­È­n¦b¨ä«á­±¥[¦h¤Ö­Ó¹s¤~·|Á×§K±¼³o­Ó°ÝÃD¡A§ÚÁ|ªº½d¨Ò·íµM¥Î²´·ú¬Ý¥[´ú¸Õ¬Oª¾¹D¥[¨â­Ó¹s´N¥i¥H¤F¡F¦ý¹ï©ó¨ä¥L¥ô¦ó¼Æ¡A§Ú­Ì¬O¤£¥i¯à³£­n¤@¤@³o¯ë³B²z¡A¨Æ¹ê¤W¤]¤£¥i¯à¡A°£«D§â©Ò¦³ª¬ªp³£¦CÁ|¥X¨Ó¡A¦ý¨º¤S¬O¤@ºØ¤£¥i¯à...

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µù¥U®É¶¡: 2003-01-30
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µoªíµoªí©ó: ¬P´Á¤@ ¤Q¤@¤ë 21, 2005 11:14 pm    ¤å³¹¥DÃD: ¤Þ¨¥¦^ÂÐ

¦pªG¯àÅܦ¨±N¦³¤p¼ÆÂIªº°£¼ÆÅܦ¨¾ã¼Æ¦A¨Ó°µmod ´N¥¿½T¤F,
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mod( 167.4 , 4.649 )
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mod( 167.4* 10^3 , 4.649* 10^3 )
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µoªíµoªí©ó: ¬P´Á¤G ¤Q¤@¤ë 22, 2005 12:02 am    ¤å³¹¥DÃD: ¤Þ¨¥¦^ÂÐ

garfield ¼g¨ì:
¦pªG¯àÅܦ¨±N¦³¤p¼ÆÂIªº°£¼ÆÅܦ¨¾ã¼Æ¦A¨Ó°µmod ´N¥¿½T¤F,
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mod( 167.4 , 4.649 )
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mod( 167.4* 10^3 , 4.649* 10^3 )
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mod( 167.4* 10^3 , 4.649* 10^3 )/10^3

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a=167.4
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µoªíµoªí©ó: ¬P´Á¤G ¤Q¤@¤ë 22, 2005 10:31 am    ¤å³¹¥DÃD: ¤Þ¨¥¦^ÂÐ

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a=167.4
b=4.649
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­ü¡I§A³o¬O»~¥´»~¼²±o¥Xµª®×¨Óªº¡FÁÙ¦³§Ú¬O°w¹ï¥ô·N¼Æ¦r°µ³B²zªº¡A¦Ó¤£¬O¥u¦³³B²z MOD(167.4,4.649) ³o³æ¤@®×¨Ò¦Ó¤w

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­Y a=16.74,b=0.4649 ®É mod(a/1,b/1) ªºµª®×¬O 0.00 ¦Ó¤£¬O 0.0036

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µoªíµoªí©ó: ¬P´Á¤G ¤Q¤@¤ë 22, 2005 3:37 pm    ¤å³¹¥DÃD: ¤Þ¨¥¦^ÂÐ

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­Y a=16.74,b=0.4649 ®É mod(a/1,b/1) ´N·| = 0.0036 ¤F

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­Y a=16.74,b=0.4649 ®É mod(a/1,b/1) ´N·| = 0.0036 ¤F


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¹³ MOD(1674,4.65) ¥¦ªº¾l¼ÆÀ³¸Ó­nµ¥©ó 0¡A¦ý¤p¼Æ¦ì¼Æºë½T¨ì¤p¼ÆÂI²Ä 13 ¦ì®É¤~·|µo²{¥¦¶}©l¤£¬° 0¡A³o¬O VFP ³B²z¤Wµo¥Í¤F°ÝÃD¡A¦Ó¥B­Y§PÂ_ MOD(1674,4.65)=0 ®É¬O .T.¡A¦ý EMPTY(MOD(1674,4.65)) ®É¬O .F.

¹³ MOD(1674,4.649) ¥¦ªº¾l¼ÆÀ³¸Ó­nµ¥©ó 0.36¡A¦ý¬Ý¨ì¬O¥¦Åã¥Ü 0¡A³o¬O VFP ¿í´`¨ä MOD ¨ç¼Æªº³W½d¡G¥|±Ë¤­¤J¨ì¾ã¼Æ(¦]¬°¦¹¨Òªº³Q°£¼Æ¬O¾ã¼Æ)¡A¦Ó¥B­Y§PÂ_ MOD(1674,4.649)=0 ®É¬O .F.¡A¦ý EMPTY(MOD(1674,4.649)) ®É¬O .F.

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MOD(1674,4.65)=0 ¬O .T.
MOD(1674,4.649)=0 ¬O .F.

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EMPTY(MOD(1674,4.65)) ¬O .F.
EMPTY(MOD(1674,4.649)) ¬O .F.


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