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📄 什么是java的path和classpath.mht

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                            <TD height=3D30><IMG=20
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src=3D"http://www.matrix.org.cn/images/icon/0.gif"=20
                              align=3DabsMiddle border=3D0>&nbsp;<FONT=20
                              =
class=3Dred_3><B>java=B5=C4path=BA=CDclasspath</B></FONT></TD></TR>
                          <TR>
                            <TD class=3Dbw><FONT=20
                              =
class=3Dhtd>Java&nbsp;=D6=D0=B5=C4&nbsp;ClassPath&nbsp;=BA=CD&nbsp;Packag=
e<BR>&nbsp;<BR>=C7=B0=D1=D4:<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=D3=C9=D3=
=DA=D5=E2=C1=BD=B8=F6=CE=CA=CC=E2=D0=C2=CA=D6=CE=CA=B5=C3=BD=CF=B6=E0,&nb=
sp;=C7=D2=BB=D8=B4=F0=B1=C8=BD=CF=C1=E3=C9=A2,&nbsp;=BA=DC=C4=D1=CD=B3=D2=
=BB=D5=FB=C0=ED,&nbsp;=CB=F9<BR>=D2=D4=BE=CD=D6=B1=BD=D3=D0=B4=C1=CB=D2=BB=
=C6=AA,&nbsp;=BB=B9=C7=EB=B4=F3=BC=D2=BC=FB=C1=C2.<BR>&nbsp;<BR>&nbsp;<BR=
>=D5=FD=CE=C4:<BR>&nbsp;<BR>=D2=BB,&nbsp;=C0=E0=C2=B7=BE=B6&nbsp;(class&n=
bsp;path)<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=B5=B1=C4=E3=C2=FA=BB=B3=D7=
=C5=CF=A3=CD=FB=B0=B2=D7=B0=BA=C3=C1=CB&nbsp;java,&nbsp;=C8=BB=BA=F3=D0=CB=
=B3=E5=B3=E5=B5=D8=D0=B4=C1=CB=B8=F6&nbsp;hello&nbsp;world,=C8=BB=BA=F3=B1=
=E0=D2=EB,<BR>=D4=CB=D0=D0,&nbsp;=BE=CD=B5=C8=D7=C5=C4=C7=C1=BD=B8=F6=C3=C0=
=BA=C3=B5=C4=B5=A5=B4=CA=B3=F6=CF=D6=D4=DA=D1=DB=C7=B0,&nbsp;=BF=C9=CA=C7=
=B2=BB=D0=D2=B5=C4=CA=C7,&nbsp;=D6=BB=BF=B4=B5=BD=C1=CB&nbsp;Can't&nbsp;f=
ind<BR>class&nbsp;HelloWorld&nbsp;=BB=F2=D5=DF&nbsp;Exception&nbsp;in&nbs=
p;thread&nbsp;"main"&nbsp;java.lang.NoSuchMethodError:&nbsp;ma<BR>in.<BR>=
=CE=AA=CA=B2=C3=B4=C4=D8?&nbsp;=B1=E0=D2=EB=BA=C3=B5=C4&nbsp;class&nbsp;=C3=
=F7=C3=F7=D4=DA=D1=BD.<BR>&nbsp;&nbsp;&nbsp;&nbsp;=CE=D2=C3=C7=D2=BB=C6=F0=
=C0=B4=BF=B4=D2=BB=BF=B4&nbsp;java&nbsp;=B3=CC=D0=F2=B5=C4=D4=CB=D0=D0=B9=
=FD=B3=CC.&nbsp;=CE=D2=C3=C7=D2=D1=BE=AD=D6=AA=B5=C0&nbsp;java&nbsp;=CA=C7=
=CD=A8=B9=FD&nbsp;java<BR><BR><BR>=B7=A2=D0=C5=C8=CB:&nbsp;SuperMMX&nbsp;=
(=D0=A6=CC=EC=D7=D3),&nbsp;=D0=C5=C7=F8:&nbsp;Java<BR>=B1=EA&nbsp;&nbsp;=CC=
=E2:&nbsp;[=D5=FB=C0=ED]&nbsp;Java&nbsp;=B5=C4&nbsp;Class&nbsp;Path&nbsp;=
=BA=CD&nbsp;Package<BR>=B7=A2=D0=C5=D5=BE:&nbsp;BBS&nbsp;=CB=AE=C4=BE=C7=E5=
=BB=AA=D5=BE&nbsp;(Mon&nbsp;Apr&nbsp;&nbsp;9&nbsp;08:15:01&nbsp;2001)<BR>=
&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;Java&nbsp;=D6=D0=B5=C4&nbsp;ClassPath&nbsp;=BA=CD&nbsp;Package<BR>&nbs=
p;<BR>=C7=B0=D1=D4:<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=D3=C9=D3=DA=D5=E2=
=C1=BD=B8=F6=CE=CA=CC=E2=D0=C2=CA=D6=CE=CA=B5=C3=BD=CF=B6=E0,&nbsp;=C7=D2=
=BB=D8=B4=F0=B1=C8=BD=CF=C1=E3=C9=A2,&nbsp;=BA=DC=C4=D1=CD=B3=D2=BB=D5=FB=
=C0=ED,&nbsp;=CB=F9<BR>=D2=D4=BE=CD=D6=B1=BD=D3=D0=B4=C1=CB=D2=BB=C6=AA,&=
nbsp;=BB=B9=C7=EB=B4=F3=BC=D2=BC=FB=C1=C2.<BR>&nbsp;<BR>&nbsp;<BR>=D5=FD=CE=
=C4:<BR>&nbsp;<BR>=D2=BB,&nbsp;=C0=E0=C2=B7=BE=B6&nbsp;(class&nbsp;path)<=
BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=B5=B1=C4=E3=C2=FA=BB=B3=D7=C5=CF=A3=
=CD=FB=B0=B2=D7=B0=BA=C3=C1=CB&nbsp;java,&nbsp;=C8=BB=BA=F3=D0=CB=B3=E5=B3=
=E5=B5=D8=D0=B4=C1=CB=B8=F6&nbsp;hello&nbsp;world,=C8=BB=BA=F3=B1=E0=D2=EB=
,<BR>=D4=CB=D0=D0,&nbsp;=BE=CD=B5=C8=D7=C5=C4=C7=C1=BD=B8=F6=C3=C0=BA=C3=B5=
=C4=B5=A5=B4=CA=B3=F6=CF=D6=D4=DA=D1=DB=C7=B0,&nbsp;=BF=C9=CA=C7=B2=BB=D0=
=D2=B5=C4=CA=C7,&nbsp;=D6=BB=BF=B4=B5=BD=C1=CB&nbsp;Can't&nbsp;find<BR>cl=
ass&nbsp;HelloWorld&nbsp;=BB=F2=D5=DF&nbsp;Exception&nbsp;in&nbsp;thread&=
nbsp;"main"&nbsp;java.lang.NoSuchMethodError:&nbsp;ma<BR>in.<BR>=CE=AA=CA=
=B2=C3=B4=C4=D8?&nbsp;=B1=E0=D2=EB=BA=C3=B5=C4&nbsp;class&nbsp;=C3=F7=C3=F7=
=D4=DA=D1=BD.<BR>&nbsp;&nbsp;&nbsp;&nbsp;=CE=D2=C3=C7=D2=BB=C6=F0=C0=B4=BF=
=B4=D2=BB=BF=B4&nbsp;java&nbsp;=B3=CC=D0=F2=B5=C4=D4=CB=D0=D0=B9=FD=B3=CC=
.&nbsp;=CE=D2=C3=C7=D2=D1=BE=AD=D6=AA=B5=C0&nbsp;java&nbsp;=CA=C7=CD=A8=B9=
=FD&nbsp;java<BR><BR><BR>=D0=E9=C4=E2=BB=FA=C0=B4=BD=E2=CA=CD=D4=CB=D0=D0=
=B5=C4,&nbsp;=D2=B2=BE=CD=CA=C7=CD=A8=B9=FD&nbsp;java&nbsp;=C3=FC=C1=EE,&=
nbsp;javac&nbsp;=B1=E0=D2=EB=C9=FA=B3=C9=B5=C4&nbsp;.class<BR>=CE=C4=BC=FE=
=BE=CD=CA=C7=D0=E9=C4=E2=BB=FA=D2=AA=D6=B4=D0=D0=B5=C4=B4=FA=C2=EB,&nbsp;=
=B3=C6=D6=AE=CE=AA=D7=D6=BD=DA=C2=EB(bytecode),&nbsp;=D0=E9=C4=E2=BB=FA=CD=
=A8=B9=FD&nbsp;classloader<BR>=C0=B4=D7=B0=D4=D8=D5=E2=D0=A9=D7=D6=BD=DA=C2=
=EB,&nbsp;=D2=B2=BE=CD=CA=C7=CD=A8=B3=A3=D2=E2=D2=E5=C9=CF=B5=C4=C0=E0.&n=
bsp;=D5=E2=C0=EF=BE=CD=D3=D0=D2=BB=B8=F6=CE=CA=CC=E2,&nbsp;classloader&nb=
sp;=B4=D3<BR>=C4=C4=C0=EF=D6=AA=B5=C0&nbsp;java&nbsp;=B1=BE=C9=ED=B5=C4=C0=
=E0=BF=E2=BC=B0=D3=C3=BB=A7=D7=D4=BC=BA=B5=C4=C0=E0=D4=DA=CA=B2=C3=B4=B5=D8=
=B7=BD=C4=D8?&nbsp;=BB=F2=D5=DF=D3=D0=D7=C5=C8=B1=CA=A1=D6=B5(=B5=B1=C7=B0=
=C2=B7=BE=B6).<BR>=BB=F2=D5=DF=D2=AA=D3=D0=D2=BB=B8=F6=D3=C3=BB=A7=D6=B8=B6=
=A8=B5=C4=B1=E4=C1=BF=C0=B4=B1=ED=C3=F7,&nbsp;=D5=E2=B8=F6=B1=E4=C1=BF=BE=
=CD=CA=C7=C0=E0=C2=B7=BE=B6(classpath),&nbsp;=BB=F2=D5=DF=D4=DA=D4=CB=D0=D0=
<BR>=B5=C4=CA=B1=BA=F2=B4=AB=B2=CE=CA=FD=B8=F8=D0=E9=C4=E2=BB=FA.&nbsp;=D5=
=E2=D2=B2=BE=CD=CA=C7=D6=B8=C3=F7&nbsp;classpath&nbsp;=B5=C4=C8=FD=B8=F6=B7=
=BD=B7=A8.&nbsp;=B1=E0=D2=EB=B5=C4=B9=FD=B3=CC=BA=CD=D4=CB=D0=D0<BR>=B5=C4=
=B9=FD=B3=CC=B4=F3=CD=AC=D0=A1=D2=EC,&nbsp;=D6=BB=CA=C7=D2=BB=B8=F6=CA=C7=
=D5=D2=B3=F6=C0=B4=B1=E0=D2=EB,&nbsp;=C1=ED=D2=BB=B8=F6=CA=C7=D5=D2=B3=F6=
=C0=B4=D7=B0=D4=D8.<BR>&nbsp;&nbsp;&nbsp;&nbsp;=CA=B5=BC=CA=C9=CF&nbsp;ja=
va&nbsp;=D0=E9=C4=E2=BB=FA=CA=C7=D3=C9&nbsp;java&nbsp;luncher&nbsp;=B3=F5=
=CA=BC=BB=AF=B5=C4,&nbsp;=D2=B2=BE=CD=CA=C7&nbsp;java&nbsp;(=BB=F2&nbsp;j=
ava.exe)<BR>=D5=E2=B8=F6=B3=CC=D0=F2=C0=B4=D7=F6=B5=C4.&nbsp;=D0=E9=C4=E2=
=BB=FA=B0=B4=D2=D4=CF=C2=CB=B3=D0=F2=CB=D1=CB=F7=B2=A2=D7=B0=D4=D8=CB=F9=D3=
=D0=D0=E8=D2=AA=B5=C4=C0=E0:<BR>&nbsp;&nbsp;&nbsp;&nbsp;1,&nbsp;=D2=FD=B5=
=BC=C0=E0:&nbsp;=D7=E9=B3=C9&nbsp;java&nbsp;=C6=BD=CC=A8=B5=C4=C0=E0,&nbs=
p;=B0=FC=BA=AC&nbsp;rt.jar&nbsp;=BA=CD&nbsp;i18n.jar&nbsp;=D6=D0=B5=C4=C0=
=E0.<BR>&nbsp;&nbsp;&nbsp;&nbsp;2,&nbsp;=C0=A9=D5=B9=C0=E0:&nbsp;=CA=B9=D3=
=C3&nbsp;java&nbsp;=C0=A9=D5=B9=BB=FA=D6=C6=B5=C4=C0=E0,&nbsp;=B6=BC=CA=C7=
=CE=BB=D3=DA=C0=A9=D5=B9=C4=BF=C2=BC($JAVA_HOME/jre/lib/ext)<BR>=D6=D0=B5=
=C4&nbsp;.jar&nbsp;=B5=B5=B0=B8=B0=FC.<BR>&nbsp;&nbsp;&nbsp;&nbsp;3,&nbsp=
;=D3=C3=BB=A7=C0=E0:&nbsp;=BF=AA=B7=A2=D5=DF=B6=A8=D2=E5=B5=C4=C0=E0=BB=F2=
=D5=DF=C3=BB=D3=D0=CA=B9=D3=C3&nbsp;java&nbsp;=C0=A9=D5=B9=BB=FA=D6=C6=B5=
=C4=B5=DA=C8=FD=B7=BD=B2=FA=C6=B7.&nbsp;=C4=E3=B1=D8=D0=EB=D4=DA<BR>=C3=FC=
=C1=EE=D0=D0=D6=D0=CA=B9=D3=C3&nbsp;-classpath&nbsp;=D1=A1=CF=EE=BB=F2=D5=
=DF=CA=B9=D3=C3&nbsp;CLASSPATH&nbsp;=BB=B7=BE=B3=B1=E4=C1=BF=C0=B4=C8=B7=B6=
=A8=D5=E2=D0=A9=C0=E0=B5=C4=CE=BB=D6=C3.&nbsp;=CE=D2<BR>=C3=C7=D4=DA=C9=CF=
=C3=E6=CB=F9=CB=B5=B5=C4=D3=C3=BB=A7=D7=D4=BC=BA=B5=C4=C0=E0=BE=CD=CA=C7=CC=
=D8=D6=B8=D5=E2=D0=A9=C0=E0.<BR>&nbsp;&nbsp;&nbsp;&nbsp;=D5=E2=D1=F9,&nbs=
p;=D2=BB=B0=E3=C0=B4=CB=B5,&nbsp;=D3=C3=BB=A7=D6=BB=D0=E8=D6=B8=B6=A8=D3=C3=
=BB=A7=C0=E0=B5=C4=CE=BB=D6=C3,&nbsp;=D2=FD=B5=BC=C0=E0=BA=CD=C0=A9=D5=B9=
=C0=E0=CA=C7"=D7=D4=B6=AF"=D1=B0=D5=D2=B5=C4.<BR>&nbsp;&nbsp;&nbsp;&nbsp;=
=C4=C7=C3=B4=B5=BD=B5=D7=B8=C3=D4=F5=C3=B4=D7=F6=C4=D8?&nbsp;=D3=C3=BB=A7=
=C0=E0=C2=B7=BE=B6=BE=CD=CA=C7=D2=BB=D0=A9=B0=FC=BA=AC=C0=E0=CE=C4=BC=FE=B5=
=C4=C4=BF=C2=BC,&nbsp;.jar,&nbsp;.zip&nbsp;=CE=C4=BC=FE=B5=C4<BR>=C1=D0=B1=
=ED,&nbsp;=D6=C1=D3=DA=C0=E0=BE=DF=CC=E5=D4=F5=C3=B4=D5=D2,&nbsp;=D2=F2=CE=
=AA=C7=A3=B3=B6=B5=BD&nbsp;package&nbsp;=B5=C4=CE=CA=CC=E2,&nbsp;=CF=C2=C3=
=E6=BD=AB=BB=E1=CB=B5=B5=BD,&nbsp;=D4=DD=CA=B1=BF=C9=C8=CF=CE=AA<BR>=D6=BB=
=D2=AA=B0=FC=BA=AC=C1=CB=D5=E2=B8=F6=C0=E0=BE=CD=CB=E3=D5=D2=B5=BD=C1=CB=D5=
=E2=B8=F6=C0=E0.&nbsp;=B8=F9=BE=DD=C6=BD=CC=A8=B5=C4=B2=BB=CD=AC=B7=D6=B8=
=F4=B7=FB=C2=D4=D3=D0=B2=BB=CD=AC,&nbsp;=C0=E0&nbsp;unix&nbsp;=B5=C4=CF=B5=
<BR>=CD=B3=BB=F9=B1=BE=C9=CF=B6=BC=CA=C7&nbsp;":",&nbsp;windows&nbsp;=B6=E0=
=CA=C7&nbsp;";".&nbsp;=C6=E4=BF=C9=C4=DC=B5=C4=C0=B4=D4=B4=CA=C7:<BR>&nbs=
p;<BR>&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;".",&nbsp;=BC=B4=B5=B1=C7=B0=C4=BF=C2=
=BC,&nbsp;=D5=E2=B8=F6=CA=C7=C8=B1=CA=A1=D6=B5.<BR><BR><BR>&nbsp;&nbsp;&n=
bsp;&nbsp;*&nbsp;CLASSPATH&nbsp;=BB=B7=BE=B3=B1=E4=C1=BF,&nbsp;=D2=BB=B5=A9=
=C9=E8=D6=C3,&nbsp;=BD=AB=C8=B1=CA=A1=D6=B5=B8=B2=B8=C7.<BR>&nbsp;&nbsp;&=
nbsp;&nbsp;*&nbsp;=C3=FC=C1=EE=D0=D0=B2=CE=CA=FD&nbsp;-cp&nbsp;=BB=F2=D5=DF=
&nbsp;-classpath,&nbsp;=D2=BB=B5=A9=D6=B8=B6=A8,&nbsp;=BD=AB=C9=CF=C1=BD=D5=
=DF=B8=B2=B8=C7.<BR>&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;=D3=C9&nbsp;-jar&nbsp;=
=B2=CE=CA=FD=D6=B8=B6=A8=B5=C4&nbsp;.jar&nbsp;=B5=B5=B0=B8=B0=FC,&nbsp;=BE=
=CD=B0=D1=CB=F9=D3=D0=C6=E4=CB=FB=B5=C4=D6=B5=B8=B2=B8=C7,&nbsp;=CB=F9=D3=
=D0=B5=C4=C0=E0=B6=BC=C0=B4=D7=D4=D5=E2=B8=F6=D6=B8<BR>=B6=A8=B5=C4=B5=B5=
=B0=B8=B0=FC=D6=D0.&nbsp;=D3=C9=D3=DA=C9=FA=B3=C9=BF=C9=D6=B4=D0=D0=B5=C4=
&nbsp;.jar&nbsp;=CE=C4=BC=FE,&nbsp;=BB=B9=D0=E8=D2=AA=C6=E4=CB=FB=D2=BB=D0=
=A9=D6=AA=CA=B6,&nbsp;=B1=C8=C8=E7&nbsp;package,&nbsp;=BB=B9=D3=D0<BR>=CC=
=D8=B6=A8=B5=C4=C5=E4=D6=C3=CE=C4=BC=FE,&nbsp;=B1=BE=CE=C4=B5=C4=D7=EE=BA=
=F3=BB=E1=CC=E1=B5=BD.&nbsp;=BF=C9=CF=C8=BF=B4=BF=B4&nbsp;jdk&nbsp;=D7=D4=
=B4=F8=B5=C4=D2=BB=D0=A9=C0=FD=D7=D3.<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbs=
p;=CE=D2=C3=C7=BE=D9=B8=F6&nbsp;HelloWorld&nbsp;=B5=C4=C0=FD=D7=D3=C0=B4=CB=
=B5=C3=F7.&nbsp;=CF=C8=D7=F6=D2=D4=CF=C2=BC=D9=C9=E8:<BR>&nbsp;&nbsp;&nbs=
p;&nbsp;*&nbsp;=B5=B1=C7=B0=C4=BF=C2=BC=CA=C7&nbsp;/HelloWorld&nbsp;(=BB=F2=
&nbsp;c:\HelloWorld,&nbsp;=D2=D4=BA=F3=B6=BC=CA=B9=D3=C3=C7=B0=D2=BB=B8=F6=
)<BR>&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;jdk&nbsp;=B0=E6=B1=BE=CE=AA&nbsp;1.2.=
2&nbsp;(linux&nbsp;=CF=C2=B5=C4)<BR>&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;PATH&n=
bsp;=BB=B7=BE=B3=B1=E4=C1=BF=C9=E8=D6=C3=D5=FD=C8=B7.&nbsp;(=D5=E2=D1=F9=BF=
=C9=D2=D4=D4=DA=C8=CE=BA=CE=C4=BF=C2=BC=CF=C2=B6=BC=BF=C9=D2=D4=CA=B9=D3=C3=
=B9=A4=BE=DF)<BR>&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;=CE=C4=BC=FE=CA=C7&nbsp;H=
elloWorld.java,&nbsp;=C4=DA=C8=DD=CA=C7:<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&=
nbsp;public&nbsp;class&nbsp;HelloWorld<BR>&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;public&nbsp;static&nbsp;voi=
d&nbsp;main(String[]&nbsp;args)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;System.out.println("Hello&nbsp;World!\n");<BR>&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.exit(0)=
;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;&nbsp;&nb=
sp;&nbsp;}<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=CA=D7=CF=C8=D5=E2=B8=F6=CE=
=C4=BC=FE=D2=BB=B6=A8=D2=AA=D0=B4=B6=D4,&nbsp;=C8=E7=B9=FB=B6=D4&nbsp;c&n=
bsp;=CA=EC=CF=A4=B5=C4=BB=B0,&nbsp;=BA=DC=D3=D0=BF=C9=C4=DC=D0=B4=B3=C9=D5=
=E2=D1=F9:<BR><BR><BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;public&nbsp;stati=
c&nbsp;void&nbsp;main(int&nbsp;argc,&nbsp;String[]&nbsp;argv)<BR>&nbsp;&n=
bsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;....=
<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=D5=E2=
=D1=F9=CA=C7=B2=BB=B6=D4=B5=C4,&nbsp;=B2=BB=D0=C5=BF=C9=D2=D4=CA=D4=D2=BB=
=CA=D4.&nbsp;=D3=C9=D3=DA=CA=D6=CD=B7=C3=BB=D3=D0&nbsp;java&nbsp;=B5=C4=B9=
=E6=B7=B6,&nbsp;=CB=F9=D2=D4<BR>=D7=F7=C8=E7=CF=C2=B2=C2=CF=EB:&nbsp;java=
&nbsp;=B5=C4&nbsp;application&nbsp;=B3=CC=D0=F2,&nbsp;=B1=D8=D0=EB=D2=D4&=
nbsp;public&nbsp;static&nbsp;void&nbsp;main(String[])<BR>=BF=AA=CA=BC,&nb=
sp;=C6=E4=CB=FB=B2=BB=D2=BB=D1=F9=B5=C4=B6=BC=B2=BB=D0=D0.<BR>&nbsp;<BR>&=
nbsp;&nbsp;&nbsp;&nbsp;=B5=BD=CF=D6=D4=DA=CE=AA=D6=B9,&nbsp;=CE=D2=C3=C7=C9=
=E8=D6=C3=B7=BD=C3=E6=D6=BB=C9=E8=D6=C3=C1=CB&nbsp;PATH.<BR>&nbsp;<BR>&nb=
sp;&nbsp;&nbsp;&nbsp;1,&nbsp;=B5=B1=C7=B0=C2=B7=BE=B6=BE=CD=CA=C7=D6=B8=C4=
=E3=B5=C4&nbsp;.class&nbsp;=CE=C4=BC=FE=D4=DA=B5=B1=C7=B0=C4=BF=C2=BC=CF=C2=
,<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[HelloWorld]$&nb=
sp;javac&nbsp;HelloWorld.java&nbsp;&nbsp;//=D5=E2=D2=BB=B2=BD=B2=BB=BB=E1=
=D3=D0=B6=E0=B4=F3=CE=CA=CC=E2,<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;[HelloWorld]$&nbsp;java&nbsp;HelloWorld&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;//&nbsp;=D5=E2=D2=BB=B2=BD=BF=C9=C4=DC=BE=CD=BB=E1=D3=D0=
=CE=CA=CC=E2.<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=C8=E7=B9=FB=B3=F6=C1=CB=
=CF=F3=BF=AA=CD=B7=C4=C7=D1=F9=B5=C4=CE=CA=CC=E2,&nbsp;=CA=D7=CF=C8=C8=B7=
=B6=A8=B2=BB=CA=C7=D3=C9=D3=DA=C7=C3=B4=ED=C3=FC=C1=EE=B6=F8=B3=F6=B4=ED.=
&nbsp;=C8=E7=B9=FB=C3=BB=D3=D0=C7=C3=B4=ED=C3=FC=C1=EE,<BR>=C4=C7=C3=B4=BD=
=D3=D7=C5=D7=F6:<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[=
HelloWorld]$&nbsp;echo&nbsp;$CLASSPATH<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;=BB=F2=D5=DF<BR><BR><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;c:\HelloWorld&gt;echo&nbsp;%CLASSPATH%<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp=
;&nbsp;=BF=B4=BF=B4&nbsp;CLASSPATH&nbsp;=BB=B7=BE=B3=B1=E4=C1=BF=CA=C7=B7=
=F1=C9=E8=D6=C3=C1=CB,&nbsp;=C8=E7=B9=FB=C9=E8=D6=C3=C1=CB,&nbsp;=C4=C7=C3=
=B4=D3=C3=D2=D4=CF=C2=C3=FC=C1=EE:<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;[HelloWorld]$&nbsp;CLASSPATH=3D<BR>&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;=BB=F2=D5=DF<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;c:\HelloWorld&gt;&nbsp;set&nbsp;CLASSPATH=3D<BR>&nbsp;<BR>&nbsp;&nb=
sp;&nbsp;&nbsp;=C0=B4=CA=B9=CB=FC=CE=AA=BF=D5,&nbsp;=C8=BB=BA=F3=D6=D8=D0=
=C2=D4=CB=D0=D0.&nbsp;=D5=E2=B4=CE=D3=C3=BB=A7=C0=E0=C2=B7=BE=B6=C8=B1=CA=
=A1=B5=C4=CA=C7&nbsp;".",&nbsp;=CB=F9=D2=D4=D3=A6=B8=C3=B2=BB=BB=E1=D3=D0=
=CF=E0<BR>=CD=AC=B5=C4=CE=CA=CC=E2=C1=CB.&nbsp;=BB=B9=D3=D0=D2=BB=B8=F6=B7=
=BD=B7=A8=BE=CD=CA=C7=B0=D1&nbsp;"."&nbsp;=BC=D3=C8=EB=B5=BD&nbsp;CLASSPA=
TH&nbsp;=D6=D0.<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[/=
]$&nbsp;CLASSPATH=3D$CLASSPATH:.<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;=BB=F2=D5=DF<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c:\HelloWo=
rld&gt;&nbsp;set&nbsp;CLASSPATH=3D%CLASSPATH%;.<BR>&nbsp;<BR>&nbsp;&nbsp;=
&nbsp;&nbsp;=CD=AC=D1=F9=D2=B2=BF=C9=D2=D4=B3=C9=B9=A6.&nbsp;Good&nbsp;Lu=
ck.<BR>&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;2,&nbsp;=B5=B1=C4=E3=B5=C4=B3=CC=
=D0=F2=D0=E8=D2=AA=B5=DA=C8=FD=B7=BD=B5=C4=C0=E0=BF=E2=D6=A7=B3=D6,&nbsp;=
=B6=F8=C7=D2=B1=C8=BD=CF=B3=A3=D3=C3,&nbsp;=BE=CD=BF=C9=D2=D4=B2=C9=D3=C3=
=B4=CB=D6=D6=B7=BD=B7=A8.=B1=C8=C8=E7=B3=A3<BR>=D3=C3=B5=C4=CA=FD=BE=DD=BF=
=E2=C7=FD=B6=AF=B3=CC=D0=F2,&nbsp;=D0=B4&nbsp;servlet&nbsp;=D0=E8=D2=AA=B5=
=C4&nbsp;servlet&nbsp;=B0=FC=B5=C8=B5=C8.&nbsp;=C9=E8=D6=C3=B7=BD=B7=A8=BE=
=CD=CA=C7=D4=DA=BB=B7=BE=B3=B1=E4=C1=BF=D6=D0<BR>=BC=D3=C8=EB&nbsp;CLASSP=
ATH.&nbsp;=C8=BB=BA=F3=BE=CD=BF=C9=D2=D4=D6=B1=BD=D3=B1=E0=D2=EB=D4=CB=D0=
=D0=C1=CB.&nbsp;=BB=B9=CA=C7=D2=D4&nbsp;HelloWorld&nbsp;=CE=AA=C0=FD,&nbs=
p;=B1=C8=C8=E7=C4=E3=CF=EB=D4=DA=B8=F9<BR>=C4=BF=C2=BC=D6=D0=D4=CB=D0=D0=CB=
=FC,&nbsp;=C4=C7=C3=B4=C4=E3=D6=B1=BD=D3=D4=DA=B8=F9=C4=BF=C2=BC=CF=C2=D6=
=B4=D0=D0<BR>&nbsp;<BR><BR><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$&nbsp=
;java&nbsp;HelloWorld<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=BB=F2=D5=DF=
<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c:\&gt;java&nbsp;HelloWorld<BR>&n=
bsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;=D5=E2=D1=F9=BF=CF=B6=A8=BB=E1=B3=F6=B4=ED=
,&nbsp;=C8=E7=B9=FB=C4=E3=B5=C4&nbsp;CLASSPATH&nbsp;=C3=BB=D3=D0=B8=C4=B6=
=AF=B5=C4=BB=B0.&nbsp;=CE=D2=CF=EB=B4=F3=BC=D2=D3=A6=B8=C3=D6=AA=B5=C0=CE=
=AA=CA=B2=C3=B4=B4=ED=C1=CB<BR>=B0=C9,&nbsp;=C4=C7=C3=B4=D4=F5=C3=B4=B8=C4=
=C4=D8?&nbsp;=C7=B0=C3=E6=CB=B5=B9=FD,&nbsp;=D3=C3=BB=A7=C0=E0=C2=B7=BE=B6=
=BE=CD=CA=C7=D2=BB=D0=A9=B0=FC=BA=AC=C4=E3=CB=F9=D0=E8=D2=AA=B5=C4=C0=E0=B5=
=C4=C4=BF=C2=BC,&nbsp;.jar&nbsp;=B5=B5=B0=B8<BR>=B0=FC,&nbsp;.zip&nbsp;=B0=
=FC.&nbsp;=CF=D6=D4=DA=C3=BB=D3=D0=C9=FA=B3=C9=B0=FC,&nbsp;=CB=F9=D2=D4=D6=

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