C#基础教程

整理文档很辛苦,赏杯茶钱您下走!

免费阅读已结束,点击下载阅读编辑剩下 ...

阅读已结束,您可以下载文档离线阅读编辑

资源描述

Cú@ )E å° C#.NET„sûC,«/èí Ö/(Žb.NET¯ƒ„ã Fvv/.NET„èbK C#™„ã;/ÐL(.NETFramework-  (ˆö C„yšŸýVŽ.NETԂ (C-ð*int{‹ žE/.NET-System.Int32{„*ž‹.NET„8Ã/CLR(lqíÐLö)(CLR-ÐL„ã ì:X¡ã완ã(ÐLKM ÏÇ$*Ñ6µ1АãÑ:ILMicrosoft-ôí 2CLRŠILÑ:sð(„ã(ÙÌ ìe€UôôX¡ãILŒJava„W‚ã„õú,/7„ ý/ÍN§í ý(pWh: ïå^8름l::hã Ù7gLH‡؈ öÙ_1/ìÏ8ô„sðàs'„ž°ˆÍ„*¯‚VB.NETC#J#„ýïå«Ñø „IL,_1ž°†sðàsbK ê.NETFrameworkïåÐL(ûU¾ûß VB.NETC#J#™„ãýïåÐL ýïåÐL(ûU¾ûßVB.NETC#J#„ýïå«Ñø „IL Ù7 홄 {ýï刹„ø’Í\ _1/@ô„ 턒Í\'NÙ*ILMicrosoft-ôí ˆ}ˆ:' ˆ^ˆGyì¥ e†ã Ù*IL–H €„ôôƒ„;yAbùaŒ(¥ãB{‹Œ({‹Kô„è'î+C:pn{‹D(8eïE(^'attribute ¥ ewSôôٛy bùaŒ(¥ãbùa (dZ„ð†;(ÙÌôô¥ãsŽ¥ã *ˆÍ„õЛ*Q¦ ž°Ùš¥ã„{ Å{Лå¥ã„@ ¹ÕŒ^'„ž°*‹Pô' *¥ãIUser v age,sex,userName^' setUname(),getAge()¹Õ *{ UserClassçêIUserÙö UserClass1Å{ž°IUser„@ ¹ÕsetUname(),getAge()Œ@ ^'age,sex,userNameŒ {‹Œ({‹„è'îùŽ{‹ ØÏô¥ÝXvpn ùŽ({‹ ØÏÅÅÝXpn„0@{‹,X¨(- ({‹,X¨(X¡- :pn{‹@:pn{‹ /@ „ØÏýn„«°:Ð*yš„pn{‹ԂstringintIILA¸ù!Êpn{‹gLÍ\(javascript-„varØÏ1/!Ê{‹pnÇ(°(„,.NET3.5-_ e†var _1/!Êpn{‹Û (8eïC-åtry{}catch{}finally{}ãWeÙ*wS(b” ^'„((7šI„AttributeŒvù”„pn{‹¹Õ„Cpn(w Ùùއcôˆ ( ƒìŒÍ€/w( gLyš„û¡(ÙÌÐÊ0„CpnåÊÍ (bìæÆ²ð0Cú@Œ )E å° Œ Æ ÆAssembly /µÑ}„,b.NETFramework„ã„;‘UC Æ/ŒhêÏð'„ _/*;‘UC Æ„*́y¹/v+„CpnÏð†ù”ã-šI„{‹Œ¹Õ Æ_+†ê«„Cpn Æ_ Á ÆŒq« ÆKٛ(bìf`0 Íà: ÆX¨†Cpn ì( Æ-šI„@ {‹Œ¹Õ @åïå ¿îٛCpnÙ̀/1:ÍÙ͹Ո £ ì(bæÆËÍÛ}zô}zô/.NETM{²„͹('‹Ñ- €€ý/âÑ G‚AløÑ†*user{ Blø_ц*user{ ‚œ$*{wå\ 1ˆïý§² Ùö }zô¿ýˆ}„ã³î˜Alø„user{„}zôïå}:companyA Blø„user{ïå}:companyB Ù7s$*{(wå\_§² (ž‹{„ö ìÇ(}zô.{Ù7„¹ež‹„scompanyA.userÙ7„¹Cú@ ØÏ„ð ØÏ„\(ßåÊ8Ï ÎÙ‚Ë ìË`Cú@åÆ ‰ÊØÏð ØÏ„Ë \(ß C#„„šIpn{‹ C#-„ª¯Œaöíå š }zô Main()¹Õ C#Æ&Œs.W C#„ÄŒ¦š II–H ìØ/Î^8Ïx„Helloword!Ëì°ú*.txt‡ö vô9:test.cs6.eå …¹usingSystem;namespacegosoa.com{classMyFirstClass{staticvoidMain(){Console.WriteLine(Helloworld!);}}}6SC#}äLÑh ÑÙ*‡ö_1/(C#}äL-“ecsctest.csÑŸ(Xå‡ö„îU *test.exe‡öìçí(C#}äL-“etest.exe1ÐLtest.exe‡ö “úHelloWorld!ôÙ̄C}äL(Ë Microsoft.NETFrameworkSDKv2.0SDK}äÐ: (*‹P- ì€Uôà*åè„‹y –H ,åusingSystem;/(eeSystemú{Œjava„importø Ù/C#„ú{ C#„@ å\ýVŽåú{,Œånamespacegosoa.com/ìKMÐ0„}zô }zô:gosoa.com,S6 `ïå}:ûðF :†M² ì,Ç(êñlø„ßZ:}zô, å classMyFirstClass/ð*ð:MyFirstClass„{,Ûå staticvoidMain()/ „;¹Õ è Ù̄Main()¹Õ–WÍ'™”,”å Console.WriteLine(Helloworld!);1/“úHelloworld Console.WriteLine1/ú{-„*¹Õ(C#- Œvֈí(C,JAVAI)7 åP+å÷;Ó_ ãý({}ù'ì÷-ØÏ1.1ØÏ„ðC#-ØÏ„ðì型eô ‹‚ inti;ååð†*int(t‹)ØÏi‚ stringstr;Ùåð†*string(W&2{‹)„ØÏstr1.2ØÏËC#ÑhÏ*ØÏ( †ËKMý(åØÏ(C#ØÏËö $¹è AØÏ/{ӄ-„Wµ ‚œ¡ „Ë (ؤ¶ úٛØÏö vË1/0‹‚ b„ãusingSystem;namespacegosoa.com{classMyFirstClass{staticinty;staticvoidMain(){Console.WriteLine(y);}}}ì({-ð†*ØÏy 6“úåØÏ ÑvÐLì 0“ú„Óœ/0B¹Õ-„ØÏ Å{„Ë &((åØÏ„öú‚ b„ã(фö1¥쁊inty;„Ë MÇÑԂìËy„:10 sinty=10;¿ÇÑusingSystem;namespacegosoa.com{classMyFirstClass{staticvoidMain(){inty;Console.WriteLine(y);}}}1.3ØÏ„\(ßØÏ„\(ß/ïå(åØÏ„ã:ß,ŵ nš\(ß ‚ ÄAêØÏ@^„{(Ð*\(߅ vWµ_ëZXØÏ _(å\(ß-B@èØÏX(ŽðåØÏ„Wíå¹ÕÓ_„'ì÷KM„\(ßC(forwhileª¯-ð„ØÏ êX(Žåª¯S…(ØÏ(- ïý§}²„ŵ –H ìe @èØÏ„\(ß²‚ ã:‹usingSystem;namespacegosoa.com{classMyFirstClass{staticvoidMain(){for(inti=0;i10;i++){Console.WriteLine(i);}for(inti=0;i20;i++){Console.WriteLine(i);}}}}$*ª¯-ý(†i Fýïåc8“ú à:Ï*i„\(ßý(vù”„$*ª¯S… ‹ãusingSystem;namespacegosoa.com{classMyFirstClass{staticvoidMain(){intj=5;for(inti=0;i10;i++){intj=20;Console.WriteLine(i+j);}}}}ÙµãÑ1ú à:,*j(\(ß/t*Main()¹Õ Ù7 v(ª¯S…_/ H„Ž/ (ª¯S…šI* „jö 1¥†ì ‚ :‹ã usingSystem;namespacegosoa.com{classMyFirstClass{intj=30;staticvoidMain(){intj=20;inti=5;Console.WriteLine(i+j);}}}(Ùµã- ,*j„\(ß/t*{ _1/{„Wµ ,Œ*j„ðÿã,*j @åå “ú25.1.48Ï(ðØÏö (ØÏMb consts.W1ïåŠåØÏš:*8Ï(Ù́è๠A8ÏÅ{(ð„ö1Ë vK1ýô9†B8Ï;/Y(static)„ Å(ð8Ïöû statics.WCú@Û C#„šI{‹Œ({‹ „šI{‹1{‹Œ({‹C#-„pn{‹ ïå:{‹Œ({‹ {‹X¨( ({‹X¨(X¡‚ ã:‹ inti=10;intj=i;iŒj„ý/10 v(…X- $*0¹X¨10. b„ãVectorx=newVector();x.Value=20;Vectory=x;Console.WriteLine(y.Value);y.Value=50;Console.WriteLine(x.Value);Vector/*({‹ ({‹((„önewež‹*ÙµãgL ê *Vectorùa x,yý+åùa„…X0@à:x yX¨„ý/ùa„( @åSy9؄ö x_9Ø@åå “ú„Óœ/20Œ50.‚œØÏ/*( 1ïåŠv¾n:null h:ûUùa2CTS{‹C#„„šI{‹v¡ …nŽí- /…nŽ.NETFramework- Ԃð*int{‹ö žE/.NETӄSystem.Int32„*ž‹Ùô ïåŠ@ „ú,pn{‹ \//Л¹Õ„{\3„šI„{‹At‹sbyte 8M &÷„tp ôÎ-1280127.byte 8Mà&÷„tp ôÎ00255.short 16M &÷„tp ôÎ-32768032767ushort 16Mà&÷„tp ôÎ0065535int 32M &÷„tp ôÎ-214748364802147483647uint 32Mà&÷„tp ôÎ004294967295long 64M &÷„tp ôÎ-2„31!¹02„31!¹Ï1ulong 64Mà&÷„tp ôÎ002„64!¹Ï1Bn¹{‹float 32MU¾¦n¹pdouble 64M̾¦n¹p‚œãùÐ*^tp ‚12.3l Ñh,GšåØÏ/double ‚œóšv:float ïå(b W&fCdecimal{‹å{‹/Í¡(pn{‹ /128Mؾ¦AÛ6h:ՁŠp

1 / 45
下载文档,编辑使用

©2015-2020 m.777doc.com 三七文档.

备案号:鲁ICP备2024069028号-1 客服联系 QQ:2149211541

×
保存成功