锘??xml version="1.0" encoding="utf-8" standalone="yes"?>
銆銆涓鑸儏鍐典笅錛岄兘涓嶈灝嗙被涓殑鍙橀噺澹版槑涓哄叕鍏辯被鍨?public)錛岄櫎闈炶璁¤姹傚姝わ紝濡傛灉鍙橀噺涓嶆槸鍏叡綾誨瀷鐨勶紝榪欐牱鑱岃兘閫氳繃public綾誨瀷鏂規硶鍘昏闂浉鍏沖彉閲忥紝渚嬪錛歡etXX()鏂規硶絳夈傚鏋滀綘鍒涘緩鐨勭被涓病鏈夌儹鏍稿拰琛屼負涓?)鏂規硶錛屾鏃朵綘涓嶅緱涓嶅皢榪欎釜綾諱腑鐨勫彉閲忓0鏄?BR>涓哄叕鍏?public)綾誨瀷錛屼互渚涘鐣岃闂?/FONT>
錛掋佸紩鐢ㄧ被涓殑闈欐佸彉閲忎笌鏂規硶鐨勮鍒?/EM>
銆銆褰撲綘璇曞浘鍦ㄤ綘鐨勪唬鐮佷腑寮曠敤綾葷殑闈欐佹柟娉曟垨闈欐佹垚鍛樺彉閲忔椂錛屼笉瑕侀氳繃璇ョ被鐨勫疄渚嬪璞″紩鐢ㄥ畠浠紝灝界榪欐牱鏄厑璁哥殑銆備綘搴旇閫氳繃綾繪潵寮曠敤瀹冧滑錛屽涓嬫墍紺虹殑浠g爜錛?BR>
public static classMethod();
MyClass.classMethod(); //姝g‘
myObject.classMethod(); //涓嶆紜?搴旇閬垮厤)
錛撱佸彉閲忚祴鍊艱鍒?/EM>
銆銆灝介噺閬垮厤鍦ㄤ竴涓綋琛岃鍙ヤ腑灝嗕竴涓彉閲忚祴澶氫釜鍊鹼紝榪欐牱灝嗘槸浠g爜鍙樺緱鑹版訂銆侀毦鎳傦紝
渚嬪涓嬮潰鐨勪唬鐮侊細
userName=user1.name='jerry lin'; //榪欑璧嬪兼柟寮忓簲灝介噺閬垮厤
銆銆灝介噺閬垮厤瀵逛竴鍏冭〃杈懼紡鐨勮祴鍊鹼紝渚嬪涓嬮潰鐨勪唬鐮佸湪Java涓槸緇濆涓嶅厑璁哥殑錛?BR>
if(i++=m++){
銆銆...
}
銆銆褰撶劧鍙互淇敼涓轟笅闈㈢殑鏂瑰紡錛屼究鍙互閫冮伩璇硶閿欒錛屼笉榪囪繖鏄笉琚帹鑽愪嬌鐢ㄧ殑錛?/FONT>
if((c++=d++)!=0){
銆銆...
}
銆銆璁¢噺閬垮厤宓屽璧嬪鹼紝榪欐牱浼氭氮璐圭紪璇戝櫒杈冨鐨勬椂闂達紝渚嬪涓嬮潰鐨勪唬鐮侊細
d=(a=b+c)+r;
銆銆涓婇潰鐨勮祴鍊煎簲淇敼涓轟笅闈㈢殑鏂瑰紡錛?/FONT>
a=b+c;
d=a+r;
FX錛氱患鍚堣鍒?/EM>
銆銆鎷彿瑙勫垯
銆銆搴斿敖閲忎嬌鐢ㄦ嫭鍙?)鏉ョ晫瀹氳〃杈懼紡鐨勭粨鍚堥『搴忥紝閬垮厤鐢變簬榪愮畻絎︿紭鍏堢駭鐨勯棶棰樿屽鑷撮潪涓昏鎰忓浘閿欒錛屽嵆浣夸綘瀵硅繍綆楃浼樺厛綰ф瘮杈冧簡瑙h屼笖浠g爜鐪嬭搗鏉ヤ篃姣旇緝娓呮櫚錛屼絾鏄叾
浠栫▼搴忓憳鐪嬭繖孌典唬鐮佹湭蹇呭儚浣犱竴鏍鋒竻妤氾紝渚嬪涓嬮潰鐨勪唬鐮侊細
if(i==j&&m==n) //搴斿敖閲忛伩鍏?BR> if((i==j)&&(m==n)) //姝g‘
銆銆榪斿洖鍊艱鍒?BR>銆銆搴旇閲忎嬌紼嬪簭緇撴瀯涓庝綘鐨勬剰鍥懼尮閰嶏紝渚嬪錛?BR>
if(isTrue){
銆銆return銆true;
}else{
銆銆return銆false;
}
銆銆
銆銆涓婇潰鐨勭▼搴忔湁浜涒滃彈绱笉璁ㄥソ鈥濈殑鎰熻錛屽簲璇ヤ慨鏀逛負錛?/FONT>
return銆isTrue;
銆銆鐩鎬技鐨勬湁錛?/FONT>
if(condition){
銆銆return銆x;
}
return銆y;
銆銆搴旇淇敼涓猴細
return(condition?x:y);
銆銆鐗規畩娉ㄩ噴瑙勫垯
銆銆浣犲彲浠ュ湪紼嬪簭涓氳繃涓浜涚壒孌婃敞閲婃潵琛ㄧず浣犵殑浼唬鐮侊紝渚嬪錛岀敤EXECUTE琛ㄧず璇ヤ唬鐮佹湁闂浣嗘槸鍙墽琛岋紝鐢‵IXME琛ㄧず浠g爜鏈夐棶棰樺垏涓嶅彲鎵ц
渚嬪涓嬮潰鐨勪唬鐮侊細
if(isTrue){
銆銆//EXECUTE
int銆i=0錛?BR> i++;
}else{
銆銆//FIXME銆鍥犱負i娌℃湁琚0鏄?BR> 銆銆i++;
}
錛斻佸父閲忕殑鍛藉悕瑙勫垯
銆銆Java涓殑甯擱噺涓鑸噰鐢ㄥぇ鍐欏瓧姣嶅崟璇嶅懡鍚嶏紝鍗曡瘝涓庡崟璇嶄箣闂寸敤涓嬪垝綰?_)鍔犱互鍒嗗壊錛岃繖絎﹀悎ANSI鐨勫父閲忓懡鍚嶈鍒?BR>
濡備笅鎵紺虹殑浠g爜錛?/FONT>
static銆final銆int銆MIN_WIDTH=14錛?BR> static銆final銆int銆MAX_WIDTH=1000;
static銆final銆intGET_THE_MEMORTY=128;
錛曘佸彉閲忕殑鍛藉悕瑙勫垯
銆銆鍙橀噺鐨勫懡鍚嶈鍒欐槸錛岄櫎浜嗗彉閲?variable)錛屾墍鏈夊璞$殑瀹炰緥(instance)錛岀被(class)涓庣被鐨勬暈浜?constant)鐨勭涓涓瓧姣嶅簲璇ュ皬鍐欙紝鍦ㄥ涓崟璇嶆販鍚堢殑鎯呭喌涓嬬涓涓崟璇嶅悗
鐨勬墍鏈夊崟璇嶇殑絎竴涓瓧姣嶅ぇ鍐欙紝鍖哄煙瀛楁瘝灝忓啓鐨勮鍒欏銆傚彉閲忕殑絎竴涓瓧姣嶅嵆浣跨郴緇熷厑璁革紝涔熶笉瑕佷負_鎴栬?銆傚彉閲忓悕瀛楀洜璇ョ揣鍑戣屾湁鎰忎箟銆傚彉閲忕殑鍚嶅瓧搴旇鏄槗璁板繂銆佹槗浜庣悊瑙g殑錛屽強鏃惰繘涓緝闀跨殑鏃墮棿涔熷彲浠ヤ緷鍏跺悕鑰岀煡鍏舵剰銆傚彟澶栧崟鑷礋鐨勫彉閲忓悕搴旇灝介噺閬垮厤錛岄櫎闈炰復鏃跺彉閲忥紝渚嬪錛屼竴浜涙暣鏁板瓧絎︿復鏃跺彉閲忥細i,j,k,m,n絳変互鍙婂崟瀛楃鍙橀噺:c,d,e絳夛紝
濡備笅鎵紺轟唬鐮侊細
int銆i;
char銆c;
float銆imageWidth;
錛栥佹柟娉曠殑鍛藉悕瑙勫垯
銆銆鏂規硶涓鑸潵璇撮兘鏄姩璇嶏紝絎竴涓瓧姣嶅簲璇ュ皬鍐欙紝鍦ㄥ涓崟璇嶆販鍚堢殑鎯呭喌涓嬶紝絎竴涓崟璇嶅悗鐨勬墍鏈夊崟璇嶇殑絎竴涓瓧姣嶅ぇ鍐欙紝鍏朵綑瀛楁瘝灝忓啓
渚嬪涓嬮潰鐨勪唬鐮侊細
銆銆run()錛?BR> runFast()錛?BR> getBackground();
銆銆鍦ㄦ柟娉曠殑澹版槑閮ㄥ垎錛岄氬父瑕佹彁渚涘鏂規硶鍔熻兘鐨勬弿榪幫紝浠ュ強鏂規硶涓繑鍥炲間笌鍙傛暟鐨勮鏄?BR>
渚嬪涓嬮潰鐨勪唬鐮侊細
/**
* 鏄劇ず緋葷粺淇℃伅鏂規硶
* @param message 緋葷粺淇℃伅鍙傛暟
* @return message 榪斿洖緋葷粺淇℃伅
*/
public String showMessage(String message) {
...
//statements;
...
return message;
}
銆銆濡傛灉璇ユ柟娉曞湪杞歡浜у搧鐨勪笉鏂崌綰т腑宸茬粡涓嶈寤鴻浣跨敤浜嗭紝鍙互閫氳繃鍦ㄦ柟娉曞0鏄庢敞閲?BR>紱忓垎娣誨姞鍏抽敭瀛桜deprecate瀹炵幇銆?/FONT>
錛椼佷唬鐮侀暱搴︿笌鎷嗚瑙勫垯
銆銆浠g爜琛岄暱搴?/EM>銆
銆銆涓鑸潵璇碕ava鐨勪唬鐮佽闀垮害搴旇灝忎簬80涓瓧絎︼紝瓚呰繃榪欎釜闀垮害鍙兘鍦ㄤ竴浜涘紑鍙戝伐鍏鋒垨緙栬緫鍣ㄤ笂鏃犳硶寰堝ソ鐨勬樉紺猴紝鑰屼笖涔熶細緇欓槄璇葷▼搴忓甫鏉ラ夯鐑︺傚洜姝わ紝鎴戜滑搴斿敖閲忛伩鍏嶈秴榪?0涓瓧絎﹂暱搴︾殑浠g爜琛屻傚湪涓浜涙枃妗g紪杈戝櫒涓儻鐢ㄩ暱搴︽櫘閬嶄負70涓瓧絎﹀乏鍙熾?/FONT>
銆銆鎷嗚瑙勫垯
銆銆褰撳畬鏁寸殑涓琛屼唬鐮侀毦浠ョ紪鎺掑湪緇熶竴涓唬鐮佽涓椂錛屾垜浠彲浠ユ牴鎹笅闈㈢殑瑙勫垯錛屽Java婧愪唬鐮佽繘琛屾媶琛岀紪鎺掞細
(1)鍦ㄩ楀彿鍚庢媶琛?BR> (2)鍦ㄨ繍綆楃(operator)鍓嶆媶琛?BR> (3)楂樺眰鎷嗚浼樹簬浣庡眰鎷嗚
(4)鎷嗕笅鐨勪唬鐮佽搴旇涓庡叾鍚岀櫥璁扮殑浠g爜琛屽乏瀵歸綈
(5)濡傛灉涓婇潰鐨勬硶鍒欎護浠g爜琛屽彸渚ц窛欏佃竟鐨勮窛紱伙紝宸窛杈冨ぇ騫朵笖娣蜂貢錛屾垜浠彲浠ュ湪閫傚綋琛岄噰鐢═ab閿?8絀烘牸閿?澶勭悊.