ã¹Âؤ¤ÍÁ¾ÔÇàµÍÃìàÃÔèÁæ¨ÐÁÕ¡ÒÃãªé§Ò¹¡Ñ¹á¾ÃèËÅÒÂã¹»ÃÐà·Èä·Â ¡çÁÕàÃ×èͧãËé¡ÅèÒÇ¢Ò¹»¹¢Óæ¡Ñ¹ËÅÒÂÍÂèÒ§ ÍÒ·Ôàªè¹ àÁ×èͼÙéãªé¾ÔÁ¾ì¤ÓÊÑè§äÁè¶Ù¡µéͧ ¨Ð¶Ù¡¤ÍÁ¾ÔÇàµÍÃìÁѹ´èÒ¡ÅѺÁÒ´éǤÇÒÁà¨çº»Ç´ ÃÇ´ÃéÒÇ㨨ÃÔ§æ ¹Ñ蹤×Í Bad command or File name á»ÅÇèÒ ¤Ø³ãªéª×èÍä¿Åì ËÃ×Í àÃÕ¡¤ÓÊÑè§àÅÇ·ÃÒÁ µèÓªéÒ àÅÇÊØ´æ¨ÃÔ§æ (áÁ¹ÃѺºèä´é ... 55555+) ËÃ×Í ËÒ¡àÇÅÒ·Õè¤ÍÁ¾ÔÇàµÍÃìµéͧ¡ÒÃËÂØ´ãËé¼ÙéãªéÍèÒ¹ÃÒÂÅÐàÍÕ´¡è͹ áÅéǤèÍ´Óà¹Ô¹¡ÒõèÍä»ä´é ¨ÐÁÕ¤ÓÇèÒ Press any key to continue ... ¼Ùéãªé§Ò¹ãËÁèæ¡ç¨Ð§§µÒᵡ¡Ñ¹ÍÕ¡áËÅФÃѺ ¡çº¹á»é¹¾ÔÁ¾ìÁѹÁÕáµèµÑÇàÅ¢ µÑÇÍÑ¡Éà »ØèÁ Enter »ÃÐÁÒ³¹Õé áµèËÒ»ØèÁ any äÁèà¨ÍÊÑ¡¡Ð·Õ¹Õè«Ô ... 55555+
¤ÓÊÑè§ SUBST (Substitute á»ÅÇèÒ àÍÒÁÒá·¹, ·Ó˹éÒ·Õèá·¹) ¨Ñ´ÇèÒà»ç¹¤ÓÊÑè§ÀÒ¹͡ ãªé§Ò¹ÁÒµÑé§áµè DOS Version 3.1 (µÑé§áµè»Õä˹ËÇèÒà¹ÕèÂ) ÊÒÁÒö¹ÓÁÒãªé§Ò¹ä´é¨¹¶Ö§ Windows Vista à»ç¹¤ÓÊÑ觷Õè¹ÓàÍÒâ¿Åà´ÍÃì ÁÒµÑé§à»ç¹ª×èÍä´Ã¿ìá·¹ä´é à¾×èÍãËéÊдǡµèÍ¡ÒÃàÃÕ¡ãªé§Ò¹
¤ÓÊÑè§ÀÒ¹͡ - External Command ¤×Í ¤ÓÊÑ觷ÕèäÁèä´é¶Ù¡ºÃèØäÇéÀÒÂã¹ä¿Åì Command.com µÑÇÍÂèÒ§¢Í§¤ÓÊÑè§ÀÒÂã¹ àªè¹ DIR, CD ËÃ×Í COPY ... ͸ԺÒÂà·èÒ¹Õé¾Í¤ÃѺ ¤Ô´ÇèÒÂؤ¹Õ餧äÁèÁÕã¤Ãã¤ÃèÍÂÒ¡¨ÐÃÙéàÃ×èͧÃÒǢͧ¤ÓÊÑè§ DOS ¡Ñ¹ÊÑ¡à·èÒäùѡËÃÍ¡ (ÁÑé§) ¤ÃѺ
àÁ×èÍÍÂÙè·Õè Dos Prompt (˹éҨʹÓæ¹Ñè¹áËÅФÃѺ ... ÍÔÍÔÍÔ) àÃÒÊÒÁÒö¾ÔÁ¾ì SUBST /? (ËÃ×ͤÓÊÑ觢ͧÃкº»¯ÔºÑµÔ¡Òà DOS áÅéǵÒÁ´éÇ /?) Áѹ¡ç¤×Í Help ã¹ÂؤÊÁÑ¡è͹ áµè¡çÊÒÁÒöãªé§Ò¹ä´é¨¹ÁÒ¶Ö§Âؤ»Ñ¨¨ØºÑ¹¹ÕéáËÅФÃѺ ... ¾Õè¹éͧ
Syntax - ÃٻẺ¡ÒÃãªé§Ò¹
C:\>SUBST /?
Associates a path with a drive letter.
SUBST [drive1: [drive2:] path]
SUBST drive1: /D
drive1: Specifies a virtual drive to which you want to assign a path.
[drive2:]path Specifies a physical drive and path you want to assign to a virtual drive.
/D Deletes a substituted (virtual) drive.
Type SUBST with no parameters to display a list of current virtual drives.
¡ÒùÓä»ãªé§Ò¹ àªè¹
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SUBST K: "F:\ISA 2006"
àÁ×è;ÔÁ¾ì¤ÓÊÑ觹ÕéàÊÃç¨àÃÕºÃéÍÂáÅС´ Enter àÃÒÊÒÁÒöàÃÕ¡ãªé§Ò¹â¿Åà´ÍÃì F:\ISA 2006 ¼èÒ¹·Ò§ Drive K ä´éÍÕ¡·Ò§Ë¹Öè§
ËÒ¡µéͧ¡ÒáàÅÔ¡¡ÒèÓÅͧä´Ã¿ì
SUBST K: /D
áµè·Ø¡æ¤ÃÑ駷Õè Boot à¤Ã×èͧ à¾×èÍà¢éÒÊÙèÃкº»¯ÔºÑµÔ¡Òà Windows àÃÒµéͧÁÒÊÑ觧ҹ¤ÓÊÑè§àËÅèÒ¹ÕéµÅÍ´·Ø¡¤ÃÑé§àªè¹à´ÕÂǡѹ ·ÓãËéäÁèÊдǡ¹Ñ¡ ´Ñ§¹Ñé¹ ... º·¤ÇÒÁ¹Õé¨Ö§ã¤Ãè¢Í¹ÓàʹÍá¹Ç·Ò§ãËÁèæãËéä´éÃѺªÁ¡Ñ¹ ... áÍè¹ áÍé¹¹¹¹¹
àÃÔèÁµé¹¡ÃÐѺǹ¡Ò÷ӧҹ
 µÑÇÍÂèÒ§¡ÒèÓÅͧä´Ã¿ì F:\ISA 2006 à¾×èÍ·ÓãËé¡ÅÒÂà»ç¹ Drive K
 Start --> Run ... áÅоÔÁ¾ì CMD µÒÁ´éÇ¡ÃÐá·¡»ØèÁ Enter àºÒæ¾Í
 ¤ÓÊÑè§ COPY ·ÕèÁÕ Option »ÃÐËÅÒ´æ «Ö觾Õè¹éͧ¤¹ÃØè¹ãËÁèæ (ËÃ×ÍÃØè¹à¡èÒ¡çÂѧÁÕ) ÂÒ¡·Õè¨Ðä´éÁÕâÍ¡ÒÊä´éàËç¹ ... áµèÇѹ¹Õé¨Ðä´éàËç¹
¤ÓÊÑè§ COPY CON VD.BAT á»ÅÇèÒ ãËéÊÃéÒ§ä¿Åìª×èÍ VD.BAT ¨Ò¡¹Ñé¹à¤ÍÃìà«ÍÃì¨Ð¢Ö鹺Ã÷ѴãËÁè à¾×èÍÃÍ¡Òûé͹¢éÍÁÙÅà¢éÒ仼èҹ˹éÒ¨Í (Console)
¾ÔÁ¾ì¤ÓÊÑè§ SUBST K: "F:\ISA 2006" ... ¡´»ØèÁ Enter (à¾×èÍ»é͹ªØ´¤ÓÊÑè§à¢éÒä»à¾ÔèÁãËÁèÍÕ¡)
¨Ò¡¹Ñé¹ãËé¡´»ØèÁ Ctrl µÒÁ´éÇ Z ... à»ç¹¡ÒÃÊÔé¹ÊØ´¢éÍÁÙÅ (Save and Exit)
 ¨Ò¡ Explorer ¨ÐáÊ´§ä¿Åì VD.Bat ·Õè¶Ù¡ÊÃéÒ§¢Öé¹ãËÁè ... àÁÒÊì¢ÇÒàÅ×Í¡ Edit à¾×èÍ·Ó¡ÒÃá¡é䢡çä´é¹èФÃѺ (ÅÐäÇéã¹°Ò¹·Õèà¢éÒ㨡çáÅéǡѹ)Batch File ¤×Í á¿éÁ¢éÍÁÙÅ·ÕèºÃèاҹ (¤ÓÊÑè§) ·Õè¨Óà»ç¹¨Ðµéͧ·ÓÍÂÙèà»ç¹»ÃÐ¨Ó (áÅÐàÃÕ§µÒÁÅӴѺ) «Öè§àÃÒÁÑ¡à»ÃÕºà·ÕºªÕÇÔµ¢Í§¡Ò÷ӧҹ«éÓæ«Ò¡æã¹áµèÅÐÇѹ ÇèÒà»ç¹§Ò¹ Batch ËÃ×Í §Ò¹ Routine ¹Ñè¹ä§ÅèФÃѺ ... ¾Õè¹éͧ
¡ÒÃÊÑè§ãËé Batch File ·Ó§Ò¹·Ø¡¤ÃÑ駷ÕèàÃÔèÁµé¹Ãкº»¯ÔºÑµÔ¡Òà Windows XP
¡Ã³Õ¢Í§ Windows 3.1/95/98/ME ÊÒÁÒö·Ó§Ò¹¼èÒ¹ä¿Åì Autoexec.bat ä´éàÅ·ѹ·Õ
 Start --> Run ... ¾ÔÁ¾ì¤ÓÊÑè§ REGEDIT ... (ÁÒ¨Ò¡ Registry Edit)
 ä»·Õè ... My Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\¨Ò¡ªèͧ·Ò§´éÒ¹¢ÇÒÁ×Í ãËé¤ÅÔê¡àÁÒÊì¢ÇÒà¾×èÍàÅ×Í¡ New --> String Value
 à»ÅÕ蹪×èÍ Key (µÒÁ·Õèµéͧ¡ÒÃàŤÃѺ ... àÍÒ·ÕèÁѹÊ×èÍãËéàÃÒÃÙéàÃ×èͧÅèСѹ)
 àÃÔèÁµé¹¡Òûé͹¤èÒãËéÃѹä¿ÅìẺÍѵâ¹ÁѵÔ
 »é͹¤èÒ (Value) ... c:\vd.bat
 «Ö觡ç¤×Í Batch File ·ÕèàÃÒÊÃéÒ§¢Öé¹ÁÒ áÅÐÃкØÇèÒÁѹÍÂÙè·Õèä˹ ·Õè¨ÐãËéÁѹ·Ó§Ò¹äÇÃÑÊã¹Âؤ»Ñ¨¨ØºÑ¹¹Õé â´Â੾Òоǡ Autorun ¡çÍÒÈѪèͧ·Ò§¹ÕéáËÅФÃѺ㹡ÒáÃÐá·¡ á´¡´Ñ¹à¢éÒÁÒã¹Ãкº¤ÍÁ¾ÔÇàµÍÃìä´éÍÂèÒ§§èÒÂæ
RESTART à¤Ã×èͧãËÁèä´éàŤÃѺ¼Á
 ¼Å§Ò¹·Õèä´éºÃè§ÊÃéÒ§àÍÒäÇé ... áËÅèÁÁÑé¤ÃѺ¾Õè¹éͧ ·ÓäÁàÃÒµéͧ§éÍàËÅèÒ«Í¿·ìáÇÃìµèÒ§»ÃÐà·È´éÇÂÅèÐ àÍÔê¡ææææ ...
Conclusion:
ÊÓËÃѺàËÅèҹѡ¾Ñ²¹Ò«Í¿·ìáÇÃì ... Åͧ¹Óä»Å§â¤é´â»Ãá¡ÃÁ´ÙàÅ«ԤÃѺ äÁèÂÒ¡¹Ñ¡ËÃÍ¡ ¢ÍºÍ¡¤ÃѺ¢ÍºÍ¡ ... ËÅÑ¡¡ÒáçäÁèÁÕÍÐäÃÁÒ¡ ãËé¼ÙéãªéàÅ×Í¡â¿Åà´ÍÃìà¾×èͨÓÅͧ Drive áÅÐ µéͧàÅ×Í¡¨Ò¡ Drive ·ÕèÇèÒ§ÍÂÙèà·èÒ¹Ñé¹ ¡Ã³Õ¢Í§ Visual Basic µèÍ仡çá¤èÊÑ觼èÒ¹
Shell "SUBST.EXE K: "F:\ISA 2006", vbHide ... ËÒ¡µéͧ¡ÒÃãËéÃѹ Auto ·Ø¡¤ÃÑ駷Õèà»Ô´à¤Ã×èͧ¢Öé¹ÁÒ ¡ç´ÙÃÒÂÅÐàÍÕ´à¾ÔèÁàµÔÁã¹àÃ×èͧ¢Í§ Registry àŤÃѺ ... ¾Õè¹éͧ
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