HTML

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?7? ????????

• HTML
• ?????
• FrontPage???
• Dreamweaver???
• ?????????????
• ?????????

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7.1.1 HTML ??
7.1 HTML????

• HTML(HyperText Markup Language,?????????),?????
  ????
• HTML????????????????????,????????????,????????H
  TML?????,???????????,HTML?????????
• ?HTML?,??????????????,??HTML??????????????,?????
  ????????????,???????????

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7.1.2 HTML??

• ????????
• ltELEMENTgt??lt/ELEMENTgt ltELEMENT
  ????gt??lt/ELEMENTgt, ltELEMENTgt

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1.HTML????

• HTML?????????,???????????????????????????,????
  ????????

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• lthtmlgt ltheadgt lttitlegt
  HTML ??lt/titlegt lt/headgt ltbodygt
  lth1gtHTML ?? lt/h1gt lth2gt???
  HTML??lt/h2gt lth3gt1.1 HTML??lt/h3gt
  ltpregt HTML???HyperText Markup
  Language???,?????????????,???????????,????Web???
  lt/pregt ltpgt?HTML?,??????????????,lt
  pgt ??HTML??????????????,???????????ltbrgt??
  ????,???????????ltbrgt lt/bodygt
  lt/htmlgt

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2.????

• ??HTML???ltHTMLgt????,?lt/HTMLgt???????????HTML???
  ???HTML?????????? ? ????
  ?ltHEADgt?lt/HEADgt?????,????????? ?
  ???? ltTITLEgt?lt/TITLEgt

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• ? ???? ltBODYgt?lt/BODYgt???????????????,????????
  ltBODYgt???????????????????????? ?
  ?? HTML???ltHngtlt/Hngt??????????????????ltH1gt?ltH2gt?
  ? ? ?? ltPgt?HTML??????????
• ? ????????
  ltPREgtlt/PREgt??????????????,????? ? ?????
  ???????????,?????ltBrgt???

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3.?????

• ??????????ltAgt?lt/Agt,??HREF????,HREF????????URL?
  ? ? ??????? ltA HREFfirst.html
  gt?????lt/Agt? ? ??????? ltA
  HREFhttp//www.edu.cngtCERNET??lt/Agt ?
  ???????(??????????????
• ?ltA NAME "clients"gt Clinets lt/Agt) ltA
  HREF"clients"gt????lt/Agt

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4.???????

• ? ???? ?????????????GIF?TIEF?JPG?RGB
  ?HDF?????????? ltIMG SRC"filename"gt
• ? ????? ????????????, ???????????AU?WAV?AIFF?SND?
  ? ltA HREFolivier_h.augt??lt/Agt ltA
  HREFtest.mpeggt??lt/Agt

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5.????

• ???ltTABLEgt????,??????????????(?CAPTION????)??
  ?????ltTRgt... lt/TRgt??,??????ltTHgt...lt/THgt??,???????lt
  TDgt... lt/TD??gt??????????????

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• lttable border2gt
  lttrgt ltthgt????lt/thgt lttdgt??lt/tdgt
  lttdgt??lt/tdgt lttdgt??lt/tdgt
  lttdgt??lt/tdgt lt/trgt
  lttrgt ltthgt????lt/thgt lttdgt80lt/tdgt
  lttdgt95lt/tdgt lttdgt90lt/tdgt
  lttdgt85lt/tdgt lt/trgt lt/tablegt

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7.2.1 ???????
7.2 Web????

• ? ???????,?????????????? ?
  ???????,?????????????,?????,????? ?
  ???????????????????????? ?
  ???????,????????????????,??????????????????,??????
  ??????,??????????? ? ???????????,??????????
  ? ?????????? ? ????????????????????????,?
  ??????????,?????????

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7.2.2 ???????

• ????HTML???????????????????.htm?.html???????????
• ????????????
• ??????????,??????????,?DreamWeaver?FrontPage?

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7.2.3 Microsoft FrontPage???

• ??FrontPage 98???????,?????Windows
  98??????????FrontPage 98?,????Getting
  Started???,???????????Cancel??,??????????,?Wo
  rd???????
• ??????????????, Normal??????????? HTML??,??
  ???????HTML??,????HTML??? Preview??????????

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• FrontPage 2000??

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1.????
2.???????

• ??????????

????? ???
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3.?????

• ? ????HTML??
• ? ??URL
• ? ????

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7.2.4 Dreamweaver???

• ?????????????????,
• ???(http//www.netchina.com.cn/)?????(http//ww
  w3.east.cn.net)???(http//www.nease.net)

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7.2.5 ?????

• ?????????????????,
• ???(http//www.netchina.com.cn/)?????(http//ww
  w3.east.cn.net)???(http//www.nease.net)

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7.3 Java????

• Java??SUN????????????,???????????????????????
  ??,???????Internet??????Java??????????????????????
  ??

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7.3.1 Java?????

• 1. Java????? 2. Java????? 3.
  Java????? ? ????????? ? ???????
  ? ??? ? ???

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7.3.2 Java?????

• Java????Applet?Application??

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7.3.3 Java???????

• 1.??? ???????_,??,????????,???????????,?
  ??????
• 2.??? abstract continue for new switch
  boolean default goto null synchronized break do
  if package this byte double implements private
  thread safe byvalue else import protected throw
  case extends instanceof public transient catch
  false int return true char final interface short
  try class finally long static void const float
  native super while cast future generic inner
  operator outer rest var

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3.????

• Java ???????? integer(??),
  floating(???), Boolean(????), Character or
  String(??????)?
• 4.??? Java ???????C????

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7.3.4 Java ???????

• 1. Java ???? JDK ?? JDK ????,????????????
  JavacJava ???,? Java ?????????? JavaJava
  ???,???????? Java ?????????
  appletviewer????????, Javadoc?? Java
  ????????? HTML ??? JdbJava
  ???,????????,?????????? Javah?????? Java
  ??? C ??????? Java ????? C ???????
  JavapJava ????,?????????????????,??????????

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• ?7-7 ????????????????????

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2.? JDK ???????

• import java.awt. import
  java.applet.Applet public class
  OutputHello extends Applet String s
  public void init() String temps
  temps getParameter("name")
  s"everyone" if (temps ! null)
  stemps
  public void
  paint (Graphics g) g.drawString("Hello
  "s,size().width/2,size().height/2)
  

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• Javac OutputHello.java
• ---------------? OutputHello.class??-------------
  --?OutputHello.html??
• JavaApplet ?????? APPLET CODE applet
  ???.class WIDTH ?? HEIGHT ?? PARAM NAME
  ??? VALUE ?

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• ????? HTML ???? lt html gt lt head
  gt lt /head gt lt body gt lt
  applet code "outputhello.class" WIDTH 200
  HEIGHT 60 gt lt param name name value
  world gt lt /applet gt lt /body gt
  lt /html gt ????? OutputHello.html?
  ???????appletviewer ???????
  appletviewer OutputHello.html

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????????7-7???

• ?7-7 ?APPLET ????

?7-7 ?APPLET ????
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7.4 VRML??

• VRML(Virtual Reality Modeling
  Language)???????,???????????????? Web
  ???VRML??????????????????(??????????????????)?????
  ???????

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7.4.1 VRML??????

• VRML??????????????????????????????????,???????
  ???????????????????????,???????????????

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7.4.2 VRML ???

• ? ???? ? ???? ? ???? ? ?????
  ? ?? ? ????

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• ?7-8 VRML?????

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7.4.3 VRML??????????

• 1. VRML 2.0 ????
• ? ????(Coordinate System)
• ? ????(Scene Graph)
• ? ??(node)
• ? ??(Fields)
• ? ????(Node type)
• ? ???????????
• ? ??????
• ? ????(Scene effect)
• ? ????(3D sound)
• ? ??(Animation)
• ? ?????????(??????????????)
• ? ??(Prototype)
• ? ????????(HyperLink)

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2.VRML?????

• ????7-9?????,????????7-9 VRML?????

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• VRML V1.0 ascii //???VRML 1.0???
  Separator PerspectiveCamera
  position 0 40 300 orientation 0 0 -1
  0 focalDistance 5 heightAngle .785
  PerspectiveCamera DEF Cone1
  Separator Translation
  translation -30 40 0
  Translation
  Cone parts ALL
  bottomRadius 15
  height 30
  Cone Cone1
  Separator Separator

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7.5 ???????????????

• 7.5.1 ?????????7.5.2 ??????7.5.3
  WEB?????????7.5.4 ??ODBC?????
• ODBC(Open Database Connectivity)??????????????????
  ???????,
• ???ODBC???????,????ODBC???????ODBC???????????,???
  ????ODBC????ODBC??????.

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1.???ODBC

• Dim rc As Integer ODBC?????? Dim henv As
  Long ODBC???? rc SQLAllocEnv(henv)
  ??ODBC????
• 2.?ODBC??????? Dim hdbc As Long ???? rc
  SQLAllocConnect(henv, hdbc) ?????? Dim
  DSN As String, UID As String, PWD As String
  DSN DataSourceName ODBC????? UID
  UserID ???? PWD Password ???? rc
  SQLConnect(hdbc, DSN, Len(DSN), UID, Len(UID),
  PWD, Len(PWD)) ????

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3.????

• ? ??SQLAllocStmt??????????? Dim hstmt As
  Long rc SQLAllocStmt(hdbc, hstmt)
• ? ??SQL?????SQL????????,???????????SQLAllocStmt
  ??,?? Dim SQLstmt As String SQLstmt
  "SELECT FROM authors" rc
  SQLExecDirect(hstmt, SQLstmt, Len(SQLstmt))

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4.?????

• Dim ColVal As String 225 ColVal
  String(255, 0) Do Until SQLFetch(hstmt)
  SQL_NO_DATA_FOUND rc SQLGetData(hstmt, i,
  SQL_C_CHAR, ColVal, Len(ColVal), SQL_NULL_DATA)
  Loop

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5.??????

• ? ??SQLFreeStmt ?????????????????? rc
  SQLFreeStmt(hstmt, SQL_DROP)
• ? ??SQLDisconnect ??????? rc
  SQLDisconnect(hdbc)
• ? ??SQLFreeConnect ?????????????????? rc
  SQLFreeConnect(hdbc)
• ? ??SQLFreeEnv ?????????????????,??ODBC???
  rc SQLFreeEnv(henv)

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???

• ??????
• 1. HTML? 2. VRML? 3. ???????

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• ?????
• 1. HTML????_____?___________________?
  2. ???????__?__?__?__??? 3.
  ??????____________?______________? 4.
  JAVA??????_______?______?______?_______?
• 5. JAVA ???????????_______?______?______?_______
  ? 6. Web???????????Web?????????????????______?___
  ____?

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• ?????
• 1. HTML?DHTML?????? 2.
  ??VRML????????? 3. ????????? 4.
  HTML???????????? 5. ?????????????? 6.
  ?HTML?,ltMETAgt???????? 7. ????????????? 8.
  HTML?????????????? 9. ??????????? 10.
  ????ODBC?????