锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲黄色在线电影,久久亚洲中文字幕精品一区四,久久亚洲春色中文字幕久久久http://m.tkk7.com/lsbwahaha/category/38812.htmlzh-cnTue, 05 May 2009 01:25:30 GMTTue, 05 May 2009 01:25:30 GMT60CSVReader鐨勪笅杞藉湴鍧http://m.tkk7.com/lsbwahaha/archive/2009/05/04/268880.html鑳¢箯鑳¢箯Mon, 04 May 2009 12:04:00 GMThttp://m.tkk7.com/lsbwahaha/archive/2009/05/04/268880.htmlhttp://m.tkk7.com/lsbwahaha/comments/268880.htmlhttp://m.tkk7.com/lsbwahaha/archive/2009/05/04/268880.html#Feedback0http://m.tkk7.com/lsbwahaha/comments/commentRss/268880.htmlhttp://m.tkk7.com/lsbwahaha/services/trackbacks/268880.htmlhttp://downloads.sourceforge.net/opencsv/opencsv-1.8-src-with-libs.tar.gz        
  寮婧愮殑opencsv錛?鐢ㄦ潵鎿嶄綔csv錛岃繖涓繕鏄笉閿欑殑銆?nbsp;  瑕佺湅浠嬬粛榪樻槸鍘葷湅瀹樻柟鐨勬枃妗e惂錛屼笅浜嗭紝鎰熻榪樹笉閿欑殑~  涓浜涗嬌鐢ㄧ殑涓滀笢涓婇潰璇寸殑寰堟竻妤氾紝鎴戜篃鎳掔殑澶嶅埗浜嗭紝榪欎釜緇欒嚜宸辨爣娉ㄤ笅鍚с傘?hoho

鑳¢箯 2009-05-04 20:04 鍙戣〃璇勮
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姹傦細2涓暟鐨勬渶灝忓叕鍊嶆暟鍜?鏈澶у叕綰︽暟http://m.tkk7.com/lsbwahaha/archive/2009/04/12/265117.html鑳¢箯鑳¢箯Sun, 12 Apr 2009 07:03:00 GMThttp://m.tkk7.com/lsbwahaha/archive/2009/04/12/265117.htmlhttp://m.tkk7.com/lsbwahaha/comments/265117.htmlhttp://m.tkk7.com/lsbwahaha/archive/2009/04/12/265117.html#Feedback0http://m.tkk7.com/lsbwahaha/comments/commentRss/265117.htmlhttp://m.tkk7.com/lsbwahaha/services/trackbacks/265117.html        綆鍗曠▼搴忥細姹?涓暟鐨勬渶灝忓叕鍊嶆暟 鍜?鏈澶у叕綰︽暟


public class T {
    
public static void main(String[] args) {

        
int m, n;
        m
= 32 ;
        n 
= 48;
        System.out.println(m
+"鍜?/span>"+n+"鐨?/span>");
        System.out.println(
"鏈澶у叕綰︽暟鏄細" + getGongYue(m,n));
        System.out.println(
"鏈灝忓叕鍊嶆暟鏄細" + getGongBei(m,n));
    }

    
    
/**
     * 寰楀埌 m,n 鐨勬渶澶у叕綰︽暟
     * 
@param m
     * 
@param n
     * 
@return
     
*/

    
public static int getGongYue(int m, int n){
        
int  r;
        
do {
            
if (m < n) {
                
int t = m;
                m 
= n;
                n 
= t;
            }


            r 
= m % n;
            m 
= n;
            n 
= r;
        }
 while (r != 0);
        
return m;
    }

    
    
/**
     * 寰楀埌 m,n 鐨勬渶灝忓叕鍊嶆暟
     * 
@param m
     * 
@param n
     * 
@return
     
*/

    
public static long getGongBei(int m,int n){
        
return m*n/getGongYue(m,n);
    }

}


鑳¢箯 2009-04-12 15:03 鍙戣〃璇勮
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鏁版嵁緇撴瀯鈥旂畻娉曚粙緇?杞?http://m.tkk7.com/lsbwahaha/archive/2009/04/12/265115.html鑳¢箯鑳¢箯Sun, 12 Apr 2009 06:37:00 GMThttp://m.tkk7.com/lsbwahaha/archive/2009/04/12/265115.htmlhttp://m.tkk7.com/lsbwahaha/comments/265115.htmlhttp://m.tkk7.com/lsbwahaha/archive/2009/04/12/265115.html#Feedback0http://m.tkk7.com/lsbwahaha/comments/commentRss/265115.htmlhttp://m.tkk7.com/lsbwahaha/services/trackbacks/265115.html      綆楁硶(Algorithm)鏄竴緋誨垪瑙e喅闂鐨勬竻鏅版寚浠わ紝涔熷氨鏄錛岃兘澶熷涓瀹氳鑼冪殑杈撳叆錛屽湪鏈夐檺鏃墮棿鍐呰幏寰楁墍瑕佹眰鐨勮緭鍑恒傚鏋滀竴涓畻娉曟湁緙洪櫡錛屾垨涓嶉傚悎浜庢煇涓棶棰橈紝鎵ц榪欎釜綆楁硶灝嗕笉浼氳В鍐寵繖涓棶棰樸備笉鍚岀殑綆楁硶鍙兘鐢ㄤ笉鍚岀殑鏃墮棿銆佺┖闂存垨鏁堢巼鏉ュ畬鎴愬悓鏍風殑浠誨姟銆備竴涓畻娉曠殑浼樺姡鍙互鐢ㄧ┖闂村鏉傚害涓庢椂闂村鏉傚害鏉ヨ 閲忋?

銆銆綆楁硶鍙互鐞嗚В涓烘湁鍩烘湰榪愮畻鍙婅瀹氱殑榪愮畻欏哄簭鎵鏋勬垚鐨勫畬鏁寸殑瑙i姝ラ銆傛垨鑰呯湅鎴愭寜鐓ц姹傝璁″ソ鐨勬湁闄愮殑紜垏鐨勮綆楀簭鍒楋紝騫朵笖榪欐牱鐨勬
楠ゅ拰搴忓垪鍙互瑙e喅涓綾婚棶棰樸?br />
     涓涓畻娉曞簲璇ュ叿鏈変互涓嬩簲涓噸瑕佺殑鐗瑰緛錛?br />         1銆佹湁絀鋒э細 涓涓畻娉曞繀欏諱繚璇佹墽琛屾湁闄愭涔嬪悗緇撴潫;

銆銆2銆佺‘鍒囨э細 綆楁硶鐨勬瘡涓姝ラ蹇呴』鏈夌‘鍒囩殑瀹氫箟;

銆銆3銆佽緭鍏ワ細涓涓畻娉曟湁0涓垨澶氫釜杈撳叆錛屼互鍒葷敾榪愮畻瀵硅薄鐨勫垵濮嬫儏鍐碉紝鎵璋?涓緭鍏ユ槸鎸囩畻娉曟湰韜畾闄や簡鍒濆鏉′歡;

銆銆4銆佽緭鍑猴細涓涓畻娉曟湁涓涓垨澶氫釜杈撳嚭錛屼互鍙嶆槧瀵硅緭鍏ユ暟鎹姞宸ュ悗鐨勭粨鏋溿傛病鏈夎緭鍑虹殑綆楁硶鏄鏃犳剰涔夌殑;

銆銆5銆佸彲琛屾э細 綆楁硶鍘熷垯涓婅兘澶熺簿紜湴榪愯錛岃屼笖浜轟滑鐢ㄧ瑪鍜岀焊鍋氭湁闄愭榪愮畻鍚庡嵆鍙畬鎴愩?br />
    璁$畻鏈虹瀛﹀灝煎厠鍔蟲柉-娌冩濇浘钁楄繃涓鏈憲鍚嶇殑涔︺婃暟鎹粨鏋?綆楁硶=紼嬪簭銆嬶紝鍙綆楁硶鍦ㄨ綆楁満縐戝鐣屼笌璁$畻鏈哄簲鐢ㄧ晫鐨勫湴浣嶃?br />


綆楁硶鐨勫鏉傚害

銆銆鍚屼竴闂鍙敤涓嶅悓綆楁硶瑙e喅錛岃屼竴涓畻娉曠殑璐ㄩ噺浼樺姡灝嗗獎鍝嶅埌綆楁硶涔冭嚦紼嬪簭鐨勬晥鐜囥傜畻娉曞垎鏋愮殑鐩殑鍦ㄤ簬閫夋嫨鍚堥傜畻娉曞拰鏀硅繘綆楁硶銆備竴涓畻娉曠殑璇勪環涓昏浠庢椂闂村鏉傚害鍜岀┖闂村鏉傚害鏉ヨ冭檻銆?/p>

銆銆鏃墮棿澶嶆潅搴?/p>

銆銆綆楁硶鐨勬椂闂村鏉傚害鏄寚綆楁硶闇瑕佹秷鑰楃殑鏃墮棿璧勬簮銆備竴鑸潵璇達紝璁$畻鏈虹畻娉曟槸闂瑙勬ān 鐨勫嚱鏁癴(n)錛岀畻娉曠殑鏃墮棿澶嶆潅搴︿篃鍥犳璁板仛

銆銆T(n)=Ο(f(n))

銆銆鍥犳錛岄棶棰樼殑瑙勬ān 瓚婂ぇ錛岀畻娉曟墽琛岀殑鏃墮棿鐨勫闀跨巼涓巉(n) 鐨勫闀跨巼姝g浉鍏籌紝縐頒綔娓愯繘鏃墮棿澶嶆潅搴?Asymptotic Time Complexity)銆?/p>

銆銆絀洪棿澶嶆潅搴?/p>

銆銆綆楁硶鐨勭┖闂村鏉傚害鏄寚綆楁硶闇瑕佹秷鑰楃殑絀洪棿璧勬簮銆傚叾璁$畻鍜岃〃紺烘柟娉曚笌鏃墮棿澶嶆潅搴︾被浼鹼紝涓鑸兘鐢ㄥ鏉傚害鐨勬笎榪戞ф潵琛ㄧず銆傚悓鏃墮棿澶嶆潅搴︾浉姣旓紝絀洪棿澶嶆潅搴︾殑鍒嗘瀽瑕佺畝鍗曞緱澶氥?/p>

綆楁硶璁捐涓庡垎鏋愮殑鍩烘湰鏂規硶

銆銆1.閫掓帹娉?/p>

銆銆閫掓帹娉曟槸鍒╃敤闂鏈韓鎵鍏鋒湁鐨勪竴縐嶉掓帹鍏崇郴姹傞棶棰樿В鐨勪竴縐嶆柟娉曘傚畠鎶婇棶棰樺垎鎴愯嫢騫叉錛屾壘鍑虹浉閭誨嚑姝ョ殑鍏崇郴錛屼粠鑰岃揪鍒扮洰鐨勶紝姝ゆ柟娉曠О涓洪掓帹娉曘?/p>

銆銆2.閫掑綊

銆銆閫掑綊鎸囩殑鏄竴涓繃紼嬶細鍑芥暟涓嶆柇寮曠敤鑷韓錛岀洿鍒板紩鐢ㄧ殑瀵硅薄宸茬煡

銆銆3.絀蜂婦鎼滅儲娉?/p>

銆銆絀蜂婦鎼滅儲娉曟槸瀵瑰彲鑳芥槸瑙g殑浼楀鍊欓夎В鎸夋煇縐嶉『搴忚繘琛岄愪竴鏋氫婦鍜屾楠岋紝騫朵粠浼楁壘鍑洪偅浜涚鍚堣姹傜殑鍊欓夎В浣滀負闂鐨勮В銆?/p>

銆銆4.璐┆娉?/p>

銆銆璐┆娉曟槸涓縐嶄笉榪芥眰鏈浼樿В錛屽彧甯屾湜寰楀埌杈冧負婊℃剰瑙g殑鏂規硶銆傝椽濠硶涓鑸彲浠ュ揩閫熷緱鍒版弧鎰忕殑瑙o紝鍥犱負瀹冪渷鍘諱簡涓烘壘鏈浼樿В瑕佺┓灝芥墍鏈夊彲鑳借屽繀欏昏楄垂鐨勫ぇ閲忔椂闂淬傝椽濠硶甯鎬互褰撳墠鎯呭喌涓哄熀紜浣滄渶浼橀夋嫨錛岃屼笉鑰冭檻鍚勭鍙兘鐨勬暣浣撴儏鍐碉紝鎵浠ヨ椽濠硶涓嶈鍥炴函銆?/p>

銆銆5.鍒嗘不娉?/p>

銆銆鎶婁竴涓鏉傜殑闂鍒嗘垚涓や釜鎴栨洿澶氱殑鐩稿悓鎴栫浉浼肩殑瀛愰棶棰橈紝鍐嶆妸瀛愰棶棰樺垎鎴愭洿灝忕殑瀛愰棶棰?#8230;…鐩村埌鏈鍚庡瓙闂鍙互綆鍗曠殑鐩存帴姹傝В錛屽師闂鐨勮В鍗沖瓙闂鐨勮В鐨勫悎騫躲?/p>

銆銆6.鍔ㄦ佽鍒掓硶

銆銆鍔ㄦ佽鍒掓槸涓縐嶅湪鏁板鍜岃綆楁満縐戝涓嬌鐢ㄧ殑錛岀敤浜庢眰瑙e寘鍚噸鍙犲瓙闂鐨勬渶浼樺寲闂鐨勬柟娉曘傚叾鍩烘湰鎬濇兂鏄紝灝嗗師闂鍒嗚В涓虹浉浼肩殑瀛愰棶棰橈紝鍦ㄦ眰瑙g殑榪囩▼涓氳繃瀛愰棶棰樼殑瑙f眰鍑哄師闂鐨勮В銆傚姩鎬佽鍒掔殑鎬濇兂鏄縐嶇畻娉曠殑鍩虹錛岃騫挎硾搴旂敤浜庤綆楁満縐戝鍜屽伐紼嬮鍩熴?/p>

銆銆7.榪唬娉?/p>

銆銆榪唬鏄暟鍊煎垎鏋愪腑閫氳繃浠庝竴涓垵濮嬩及璁″嚭鍙戝鎵句竴緋誨垪榪戜技瑙f潵瑙e喅闂(涓鑸槸瑙f柟紼嬫垨鑰呮柟紼嬬粍)鐨勮繃紼嬶紝涓哄疄鐜拌繖涓榪囩▼鎵浣跨敤鐨勬柟娉曠粺縐頒負榪唬娉曘?br />


   綆楁硶鍒嗙被

銆銆綆楁硶鍙ぇ鑷村垎涓哄熀鏈畻娉曘佹暟鎹粨鏋勭殑綆楁硶銆佹暟璁轟笌浠f暟綆楁硶銆佽綆楀嚑浣曠殑綆楁硶銆佸浘璁虹殑綆楁硶銆佸姩鎬佽鍒掍互鍙婃暟鍊煎垎鏋愩?a target="_new">鍔犲瘑綆楁硶銆佹帓搴忕畻娉曘佹绱㈢畻娉曘侀殢鏈哄寲綆楁硶銆佸茍琛岀畻娉曘?br />





 



鑳¢箯 2009-04-12 14:37 鍙戣〃璇勮
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java鏁版嵁緇撴瀯瀛︿範鈥旀暟鎹粨鏋勭殑鍩烘湰姒傚康(杞?http://m.tkk7.com/lsbwahaha/archive/2009/04/12/265113.html鑳¢箯鑳¢箯Sun, 12 Apr 2009 06:22:00 GMThttp://m.tkk7.com/lsbwahaha/archive/2009/04/12/265113.htmlhttp://m.tkk7.com/lsbwahaha/comments/265113.htmlhttp://m.tkk7.com/lsbwahaha/archive/2009/04/12/265113.html#Feedback0http://m.tkk7.com/lsbwahaha/comments/commentRss/265113.htmlhttp://m.tkk7.com/lsbwahaha/services/trackbacks/265113.html鏁版嵁緇撴瀯鐨勫熀鏈蹇?/p>



      鏁版嵁錛?/p>

       鏁版嵁錛坉ata錛夋槸鎻忚堪瀹㈣浜嬬墿鐨勬暟瀛椼佸瓧絎︿互鍙婃墍鏈夎兘澶熻緭鍏ュ埌璁$畻鏈轟腑騫惰兘琚綆楁満鎺ュ彈鐨勫悇縐嶇鍙烽泦鍚堢殑緇熺О銆傛暟鎹槸淇℃伅鐨勭鍙瘋〃紺猴紝鏄綆楁満紼嬪簭鐨勫鐞嗗璞°傞櫎浜嗘暟鍊兼暟鎹紝璁$畻鏈鴻兘澶熷鐞嗙殑鏁版嵁榪樺彲浠ユ槸鍚勭闈炴暟鍊兼暟鎹紝濡傚瓧絎︿覆銆佸浘褰€侀煶棰戙佽棰戠瓑澶氬獟浣撴暟鎹?/p>

       琛ㄧず涓涓簨鐗╃殑涓緇勬暟鎹О涓轟竴涓暟鎹厓绱狅紙data element錛夛細鏁版嵁鍏冪礌鏄暟鎹殑鍩烘湰鍗曚綅銆備竴涓暟鎹厓绱犲彲浠ユ槸涓涓笉鍙垎鍓茬殑鍘熷瓙欏癸紝涔熷彲浠ョ敱澶氫釜鏁版嵁欏圭粍鎴愩?/p>

       鏁版嵁欏癸紙data item錛夋槸鏁版嵁鍏冪礌涓湁鐙珛鍚箟鐨勩佷笉鍙垎鍓茬殑鏈灝忔爣璇嗗崟浣嶃備緥濡傦紝涓涓暣鏁般佷竴涓瓧絎﹂兘鏄師瀛愰」錛涗竴涓鐢熸暟鎹厓绱犲寘鍚鍙楓佸鍚嶃佹у埆鍜屽嚭鐢熸棩鏈熺瓑澶氫釜鏁版嵁欏圭粍鎴愩?/p>

      

鏁版嵁綾誨瀷錛?/p>

       綾誨瀷錛坱ype錛夋槸鍏鋒湁鐩稿悓閫昏緫鎰忎箟鐨勪竴緇勫肩殑闆嗗悎銆傛暟鎹被鍨嬶紙data type錛夋槸鎸囦竴涓被鍨嬪拰瀹氫箟鍦ㄨ繖涓被鍨嬩笂鐨勬搷浣滈泦鍚堛傛暟鎹被鍨嬪畾涔変簡鏁版嵁鐨勬ц川銆佸彇鍊艱寖鍥翠互鍙婂鏁版嵁鎵鑳借繘琛岀殑鍚勭鎿嶄綔銆備緥濡傦紝Java璇█鐨勬暣鏁扮被鍨媔nt錛岄櫎浜嗘暟鍊奸泦鍚圼-231錛?..錛?2錛?1錛?錛?錛?錛?..錛?31-1]涔嬪錛岃繕鍖呮嫭鍦ㄨ繖涓奸泦鍚堜笂鐨勬搷浣滈泦鍚圼+錛?錛?錛?錛?錛?]銆?/p>

       紼嬪簭涓殑姣忎竴涓暟鎹兘灞炰簬涓涓暟鎹被鍨嬶紝鍐沖畾浜嗘暟鎹殑綾誨瀷涔熷氨鍐沖畾浜嗘暟鎹殑鎬ц川浠ュ強瀵規暟鎹繘琛岀殑榪愮畻鍜屾搷浣滐紝鍚屾椂鏁版嵁涔熷彈鍒扮被鍨嬬殑淇濇姢錛岀‘淇濇暟鎹笉鑳借繘琛岄潪娉曟搷浣溿?/p>

       楂樼駭紼嬪簭娑夊強璇█閫氬父棰勫畾涓浜涘熀鏈暟鎹被鍨嬪拰鏋勯犳暟鎹被鍨嬨傚熀鏈暟鎹被鍨嬬殑鍊兼槸涓嶅彲鍒嗚В鐨勶紝瀹冨彲鐩存帴鍙備笌璇ョ被鍨嬫墍鍏佽鐨勮繍綆椼傛瀯閫犳暟鎹被鍨嬫槸浣跨敤宸叉湁鐨勭畝鍗曟暟鎹被鍨嬪拰宸插畾涔夌殑鏋勯犳暟鎹被鍨嬫寜鐓т竴瀹氱殑璇硶瑙勫垯緇勭粐璧鋒潵鐨勮緝澶嶆潅鐨勬暟鎹被鍨嬨傛瀯閫犳暟鎹被鍨嬬殑鍙橀噺鍖呭惈澶氫釜鏁版嵁欏廣?/p>

       java璇█鐨勫熀鏈暟鎹被鍨嬫湁鏁存暟綾誨瀷銆佹誕鐐規暟綾誨瀷銆佸瓧絎︾被鍨嬨佸竷灝旂被鍨嬶紝鏋勯犳暟鎹被鍨嬶紙寮曠敤綾誨瀷錛夋湁鏁扮粍銆佺被鍜屾帴鍙c?/p>

 

鏁版嵁緇撴瀯

       璁$畻鏈哄鐞嗙殑鏁版嵁涓嶆槸鏉備貢鏃犵珷鐨勶紝鑰屾槸鏈夌潃鍐呭湪鑱旂郴鐨勩傚彧鏈夊垎鏋愭竻妤氬畠浠殑鍐呭湪鑱旂郴錛屽澶ч噺鐨勩佸鏉傜殑鏁版嵁鎵嶈兘榪涜澶嶆牳鐨勭粍緇囧拰鏈夋晥澶勭悊銆?/p>

       鏁版嵁緇撴瀯鏄寚鍏冪礌涔嬮棿瀛樺湪鐨勫叧緋匯備竴涓暟鎹粨鏋勶紙data structure錛夋槸鐢眓錛坣≥0錛変釜鏁版嵁鍏冪礌緇勬垚鐨勬湁闄愰泦鍚堬紝鏁版嵁鍏冪礌涔嬮棿鍏鋒湁鏌愮鐗瑰畾鐨勫叧緋匯?/p>

       鏁版嵁緇撴瀯姒傚康鍖呮嫭涓夋柟鍚戯細鏁版嵁鐨勯昏緫緇撴瀯

                                                 鏁版嵁鐨勫瓨鍌ㄧ粨鏋?/p>

                                                 鏁版嵁鐨勬搷浣?/p>

       鏁版嵁緇撴瀯涓庢暟鎹被鍨嬩袱涓蹇電殑渚ч噸鐐逛笉鍚屻傛暟鎹被鍨嬬爺絀剁殑鏄瘡縐嶆暟鎹墍鍏鋒湁鐨勭壒鎬э紝浠ュ強瀵硅繖縐嶇壒鎬х殑鏁版嵁鑳藉榪涜鍝簺鎿嶄綔錛涙暟鎹粨鏋勭爺絀剁殑鏄暟鎹厓绱犱箣闂村叿鏈夌殑鐩鎬簰鍏崇郴錛屾暟鎹粨鏋勪笌鏁版嵁鍏冪礌鐨勬暟鎹被鍨嬫棤鍏籌紝涔熶笉闅忔暟鎹厓绱犲肩殑鍙樺寲鑰屽彉鍖栥?/p>

 

鎶借薄鏁版嵁綾誨瀷

       紼嬪簭璁捐璇█浣跨敤鏁版嵁綾誨瀷鎻忚堪鏁版嵁鐗規э紝閲囧彇“琛ㄧず涓庡疄鐜板垎紱?#8221;鐨勭瓥鐣ャ傝璦鏈韓浠呮彁渚涙暟鎹被鍨嬬殑璇硶瑙勫垯錛屽茍娌℃湁璇存槑榪欎簺鏁版嵁綾誨瀷鏄浣曞疄鐜扮殑錛涚▼搴忓憳鎸夌収榪欎簺瑙勫垯浣跨敤鏁版嵁綾誨瀷錛岃屼笉蹇呯煡閬撹繖浜涙暟鎹被鍨嬫槸濡備綍瀹炵幇鐨勩?/p>

       鎶借薄鏁版嵁綾誨瀷錛圓bstract Data type錛孉DT錛夋寚涓涓暟瀛︽ā鍨嬩互鍙婂畾涔夊湪璇ユā鍨嬩笂鐨勪竴緇勬搷浣溿傛娊璞℃暟鎹被鍨嬪拰鏁版嵁綾誨瀷鏈川涓婃槸涓涓蹇碉紝瀹冪殑鏈閲嶈鐗瑰緛鏄皢涓涓被鍨嬩笂鐨勬暟鎹強鎿嶄綔鐨勯昏緫鍚箟涓庡叿浣撳疄鐜板垎紱?/p>

       涓庝嬌鐢ㄦ暟鎹被鍨嬫弿榪版暟鎹壒鎬т竴鏍鳳紝閫氬父浣跨敤鎶借薄鏁版嵁綾誨瀷鎻忚堪鏁版嵁緇撴瀯錛屽皢綰挎ц〃銆佹爲銆佸浘絳夋暟鎹粨鏋勫垎鍒畾涔変負鎶借薄鏁版嵁綾誨瀷錛屾瘡縐嶆娊璞℃暟鎹被鍨嬫弿榪頒竴縐嶆暟鎹粨鏋勭殑閫昏緫鐗規у拰鎿嶄綔錛屼笌璇ユ暟鎹粨鏋勫湪璁$畻鏈哄唴鐨勫瓨鍌ㄥ強瀹炵幇鏃犲叧銆?/p>

       鎶借薄鏁版嵁綾誨瀷鏄蔣浠舵ā鍧楀寲璁捐鎬濇兂鐨勯噸瑕佹墜孌點備竴涓娊璞℃暟鎹被鍨嬫槸鎻忚堪涓縐嶇壒瀹氬姛鑳借蔣浠剁殑鍩烘湰妯″潡錛岀敱鍚勭鍩烘湰妯″潡鍙粍緇囧拰鏋勯犺搗鏉ヤ竴涓簽澶х殑杞歡緋葷粺銆?/p>

鑳¢箯 2009-04-12 14:22 鍙戣〃璇勮
]]>
java瀹瑰櫒瀛︿範http://m.tkk7.com/lsbwahaha/archive/2009/04/06/264106.html鑳¢箯鑳¢箯Mon, 06 Apr 2009 05:36:00 GMThttp://m.tkk7.com/lsbwahaha/archive/2009/04/06/264106.htmlhttp://m.tkk7.com/lsbwahaha/comments/264106.htmlhttp://m.tkk7.com/lsbwahaha/archive/2009/04/06/264106.html#Feedback2http://m.tkk7.com/lsbwahaha/comments/commentRss/264106.htmlhttp://m.tkk7.com/lsbwahaha/services/trackbacks/264106.htmlArrayList 璇誨揩 鏀?鎱?nbsp; (搴曞眰鏁扮粍瀹炵幇)

LinkedList 鏀瑰揩 璇?鎱?(閾捐〃 瀹炵幇)

Hash  涓よ呬箣闂?br />

閲嶅鏄寚equals鐩稿悓灝辨槸閲嶅

褰撳璞″綋浣滅儲寮曠殑鏃跺?閿佸?錛氶噸鍐檈quals鏂規硶錛屽繀欏婚噸鍐檋ashCode鏂規硶錛屼繚璇乪quals浜嗭紝瑕佷繚璇乭ashCode涔熺浉鍚?/p>

Set: 娌℃湁欏哄簭錛屼笉鍙互閲嶅

List: 鏈夐『搴忥紝鍙互閲嶅

Map:涓涓彨閿紝涓涓?nbsp; 涓や釜涓や釜寰閲岄潰鏀劇殑


Collection鏂規硶 涓句緥瀛愪竴錛?/p>

package com.Collection;

import java.util.ArrayList;

import java.util.Collection;

public class CollectionTest {

    public static void main(String []args){

       Collection c = new ArrayList();

       c.add("hello");

       c.add(new Integer(12));

       c.add("lsb");

 

       System.out.println(c.size());

       System.out.println(c);

 

    }

}

鏄劇ず緇撴灉錛?/p>

3

[hello, 12, lsb] 

鍒嗘瀽錛氭墦鍗?c  鐨勬椂鍊欒皟鐢╟.toString()鏂規硶錛屾樉紺虹殑鏄痗涓殑鎵鏈夌殑鍐呭騫剁敤[]鎵╀綇


Collection鏂規硶 涓句緥浜岋細 Iterator

package com.Collection;

import java.util.Collection;

import java.util.HashSet;

import java.util.Iterator;

public class CollectionTest {

    public static void main(String []args){

       Collection c = new HashSet();

       c.add("hello");

       c.add("abc");

       c.add("lsb");

      

       Iterator iter = c.iterator();

       while(iter.hasNext()){

           String str = (String)iter.next();

           System.out.println(str);

       }

    }

}

鏄劇ず緇撴灉錛?/p>

hello

lsb

abc

 

Collection鏂規硶 涓句緥浜岋細 Set鏂規硶

package com.Collection;

import java.util.Collection;

import java.util.HashSet;

import java.util.Iterator;

 

public class CollectionTest {

    public static void main(String []args){

       Collection c1 = new HashSet();

       c1.add("a");

       c1.add("b");

       c1.add("c");

 

       Collection c2 = new HashSet();

       c2.add("a");

       c2.add("b");

       c2.add("d");

      

       Collection cn = new HashSet(c1);

       cn.retainAll(c2);  //鍙栦袱涓泦鍚堢殑浜ら泦

      

       Collection cm = new HashSet(c1);

       cm.addAll(c2);

      

       System.out.println(cn);

       System.out.println(cm);//鍙栦袱涓泦鍚堢殑騫墮泦

    }

鏄劇ず緇撴灉錛?/p>

[a, b]

[d, a, c, b]









褰撳璞¤姣旇緝澶у皬鐨勬椂鍊欙紝閭h鐪嬭瀵硅薄鏄惁瀹炵幇浜咰omparable鎺ュ彛錛岃鎺ュ彛涓彧鏈変竴涓?/p>

鏂規硶public int compareTo(Object obj);(濡傛灉涓簀dk1.5浠ヤ笂閭d箞鍙傛暟涓篢 娉涘瀷),榪欐牱鎵嶅彲浠ユ瘮杈冨ぇ灝忎笌鎺掑簭

 



MAP





鑳¢箯 2009-04-06 13:36 鍙戣〃璇勮
]]>
String.replaceAllhttp://m.tkk7.com/lsbwahaha/archive/2009/04/06/264104.html鑳¢箯鑳¢箯Mon, 06 Apr 2009 05:26:00 GMThttp://m.tkk7.com/lsbwahaha/archive/2009/04/06/264104.htmlhttp://m.tkk7.com/lsbwahaha/comments/264104.htmlhttp://m.tkk7.com/lsbwahaha/archive/2009/04/06/264104.html#Feedback0http://m.tkk7.com/lsbwahaha/comments/commentRss/264104.htmlhttp://m.tkk7.com/lsbwahaha/services/trackbacks/264104.html涓嬮潰鐨勭▼搴忚璁捐鐢ㄦ潵鎵撳嵃瀹冪殑綾繪枃浠剁殑鍚嶇О銆傚鏋滀綘涓嶇啛鎮夌被瀛楅潰甯擱噺錛岄偅涔堟垜鍛婅瘔浣?span xml:lang="EN-US">Me.class.getName()灝嗚繑鍥?span xml:lang="EN-US">Me綾誨畬鏁寸殑鍚嶇О錛屽嵆“com.javapuzzlers.Me”銆傞偅涔堬紝榪欎釜紼嬪簭浼氭墦鍗板嚭浠涔堝憿錛?

package com.javapuzzlers;

public class Me {

    public static void main(String[] args){

        System.out.println(

             Me.class.getName().

                replaceAll(".","/") + ".class");

    }

}

璇ョ▼搴忕湅璧鋒潵浼氳幏寰楀畠鐨勭被鍚嶏紙“com.javapuzzlers.Me”錛夛紝鐒跺悗鐢?span xml:lang="EN-US">“/”鏇挎崲鎺夋墍鏈夊嚭鐜扮殑瀛楃涓?span xml:lang="EN-US">“.”錛屽茍鍦ㄦ湯灝捐拷鍔犲瓧絎︿覆“.class”銆備綘鍙兘浼氳涓鴻紼嬪簭灝嗘墦鍗?span xml:lang="EN-US">com/javapuzzlers/Me.class錛岃紼嬪簭姝e紡浠庤繖涓被鏂囦歡涓鍔犺澆鐨勩傚鏋滀綘榪愯榪欎釜紼嬪簭錛屽氨浼氬彂鐜板畠瀹為檯涓婃墦鍗扮殑鏄?span xml:lang="EN-US">///////////////////.class銆傚埌搴曟庝箞鍥炰簨錛熼毦閬撴垜浠槸鏂滄潬鐨勫彈瀹寵呭悧錛?/span>

闂鍦ㄤ簬String.replaceAll鎺ュ彈浜嗕竴涓鍒欒〃杈懼紡浣滀負瀹冪殑絎竴涓弬鏁幫紝鑰屽茍闈炴帴鍙椾簡涓涓瓧絎﹀簭鍒楀瓧闈㈠父閲忋傦紙姝e垯琛ㄨ揪寮忓凡緇忚娣誨姞鍒頒簡Java騫沖彴鐨?span xml:lang="EN-US">1.4鐗堟湰涓傦級姝e垯琛ㄨ揪寮?span xml:lang="EN-US">“.”鍙互鍖歸厤浠諱綍鍗曚釜鐨勫瓧絎︼紝鍥犳錛岀被鍚嶄腑鐨勬瘡涓涓瓧絎﹂兘琚浛鎹㈡垚浜嗕竴涓枩鏉狅紝榪涜屼駭鐢熶簡鎴戜滑鐪嬪埌鐨勮緭鍑恒?/span>

瑕佹兂鍙尮閰嶅彞鐐圭鍙鳳紝鍦ㄦ鍒欒〃杈懼紡涓殑鍙ョ偣蹇呴』鍦ㄥ叾鍓嶉潰娣誨姞涓涓弽鏂滄潬錛?span xml:lang="EN-US">"錛夎繘琛岃漿涔夈傚洜涓哄弽鏂滄潬瀛楃鍦ㄥ瓧闈㈠惈涔夌殑瀛楃涓蹭腑鍏鋒湁鐗規畩鐨勫惈涔?span xml:lang="EN-US">鈥斺?/span>瀹冩爣璇嗚漿涔夊瓧絎﹀簭鍒楃殑寮濮?span xml:lang="EN-US">鈥斺?/span>鍥犳鍙嶆枩鏉犺嚜韜繀欏葷敤鍙︿竴涓弽鏂滄潬鏉ヨ漿涔夛紝榪欐牱灝卞彲浠ヤ駭鐢熶竴涓漿涔夊瓧絎﹀簭鍒楋紝瀹冨彲浠ュ湪瀛楅潰鍚箟鐨勫瓧絎︿覆涓敓鎴愪竴涓弽鏂滄潬銆傛妸榪欎簺鍚堝湪涓璧鳳紝灝卞彲浠ヤ嬌涓嬮潰鐨勭▼搴忔墦鍗板嚭鎴戜滑鎵鏈熸湜鐨?span xml:lang="EN-US">com/javapuzzlers/Me.class錛?/span>

package com.javapuzzlers;

public class Me {

    public static void main(String[] args){

        System.out.println(

            Me.class.getName().replaceAll(""".","/") + ".class");

    }

}

涓轟簡瑙e喅榪欑被闂錛?span xml:lang="EN-US">5.0鐗堟湰鎻愪緵浜嗘柊鐨勯潤鎬佹柟娉?span xml:lang="EN-US">java.util.regex.Pattern.quote銆傚畠鎺ュ彈涓涓瓧絎︿覆浣滀負鍙傛暟錛屽茍鍙互娣誨姞蹇呴渶鐨勮漿涔夊瓧絎︼紝瀹冨皢榪斿洖涓涓鍒欒〃杈懼紡瀛楃涓詫紝璇ュ瓧絎︿覆灝嗙簿紜尮閰嶈緭鍏ョ殑瀛楃涓層備笅闈㈡槸浣跨敤璇ユ柟娉曚箣鍚庣殑紼嬪簭錛?/span>

package com.javapuzzlers;

import java.util.regex.Pattern;

public class Me {

    public static void main(String[] args){

        System.out.println(Me.class.getName().

                       replaceAll(Pattern.quote("."),"/") + ".class");

    }

}

璇ョ▼搴忕殑鍙︿竴涓棶棰樻槸錛氬叾姝g‘鐨勮涓烘槸涓庡鉤鍙扮浉鍏崇殑銆傚茍涓嶆槸鎵鏈夌殑鏂囦歡緋葷粺閮戒嬌鐢ㄦ枩鏉犵鍙鋒潵鍒嗛殧灞傛緇撴瀯鐨勬枃浠跺悕緇勬垚閮ㄥ垎鐨勩傝鎯寵幏鍙栦竴涓綘姝e湪榪愯鐨勫鉤鍙頒笂鐨勬湁鏁堟枃浠跺悕錛屼綘搴旇浣跨敤姝g‘鐨勫鉤鍙扮浉鍏崇殑鍒嗛殧絎﹀彿鏉ヤ唬鏇挎枩鏉犵鍙楓傝繖姝f槸涓嬩竴涓皽棰樻墍瑕佸仛鐨勩?/span>



鑳¢箯 2009-04-06 13:26 鍙戣〃璇勮
]]>
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