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濡傛灉浣犵殑鍙橀噺涓嶄細浣跨敤嫻偣鏁幫紝閭d箞浣跨敤int鏁版嵁綾誨瀷鏉ヤ唬鏇縉umber鏁版嵁綾誨瀷浼氭洿蹇洿楂樻晥,Number榛樿鍊糔aN
String瀛楃涓茬被鍨嬫槸涓嶅彲鏀瑰彉鐨勫鹼紝灝卞儚鍦↗ava璇█涓竴鏍鳳紝瀵瑰瓧絎︿覆鎵ц榪愮畻浼氳繑鍥炲瓧絎︿覆鐨勪竴涓柊瀹炰緥
uint鏁版嵁綾誨瀷鍦ㄥ唴閮ㄥ瓨鍌ㄤ負32浣嶆棤絎﹀彿鏁存暟錛寀int鏁版嵁綾誨瀷鍙敤浜庤姹傞潪璐熸暣鏁扮殑鐗規畩鎯呭艦錛屽繀欏諱嬌鐢╱int鏁版嵁綾誨瀷鏉ヨ〃紺哄儚绱犲鹼紝鍥犱負int鏁版嵁綾誨瀷鏈変竴涓唴閮ㄧ鍙蜂綅錛岃絎﹀彿浣嶄笉閫傚悎澶勭悊棰滆壊鍊箋侷nt鍜寀int榛樿鍊兼槸0
Flex鏁版嵁綾誨瀷涓璿oid鏁版嵁綾誨瀷浠呭寘鍚竴涓鹼細undefined銆傚鏋滀綘灝濊瘯灝嗗紆ndefined 璧嬩簣Object綾葷殑瀹炰緥錛孎lashPlayer浼氬皢璇ュ艱漿鎹負null錛屼綘鍙兘涓烘棤綾誨瀷鍙橀噺璧嬩簣undefined錛屾棤綾誨瀷鍙橀噺鎸囩己涔忕被鍨嬫敞閲婃垨鑰呬嬌鐢?浣滀負綾誨瀷娉ㄩ噴鐨勫彉閲忥紝鍙兘灝唙oid浣滀負榪斿洖綾誨瀷
Object鏁版嵁綾誨瀷鏄敱Object 綾誨畾涔夌殑錛孫bject綾葷敤浣淎ctionScript涓墍鏈夌被瀹氫箟鐨勫熀綾伙紝Object鍜孉rray榛樿鍊兼槸null
鍦ㄦ棭鏈熺殑ActionScript鐗堟湰涓紝浼氳嚜鍔ㄤ負娌℃湁綾誨瀷娉ㄩ噴鐨勫彉閲忚祴浜圤bject鏁版嵁綾誨瀷錛孉ctionScript3.0鐜板湪鍖呮嫭鐪熸鏃犵被鍨嬪彉閲忚繖涓姒傚康錛屽洜姝や笉鍐嶄負娌℃湁綾誨瀷娉ㄩ噴鐨勫彉閲忚祴浜圤bject鏁版嵁綾誨瀷錛屽彲浠ヤ嬌鐢ㄦ槦鍙鳳紙*錛夎〃紺鴻繖涓庣渷鐣ョ被鍨嬫敞閲婄瓑鏁堛備笅闈㈢殑紺轟緥鏄劇ず涓ゆ潯絳夋晥鐨勮鍙ワ紝閮藉0鏄庢棤綾誨瀷鍙橀噺x
var x var x:*
鍙湁鏃犵被鍨嬪彉閲忔墠鑳戒繚瀛樺紆ndefined銆傚鏋滃皾璇曞皢鍊紆ndefined璧嬬粰鍏鋒湁鏁版嵁綾誨瀷鐨勫彉閲忥紝FlashPlayer浼氬皢璇ュ紆ndefined杞崲涓鴻鏁版嵁鐨勯粯璁ゅ?/span>
Application瀵硅薄鍒涘緩鏃訛紝鍙戠敓濡備笅浜嬩歡錛?/span>
1.鍒濆鍖朅pplicatoin瀵硅薄
2.鍒濆鍖朣ystemManager
3.Application鍦ㄥ垵濮嬪寲榪囩▼涔嬪墠錛屾淳鍙戦鍒濆鍖栦簨浠?/span>
4.璋冪敤createChild(),鎵鏈夌粍浠惰璋冪敤
5.Application媧懼彂鍒濆鍖栦簨浠訛紝琛ㄦ槑鎵鏈夌粍浠跺垵濮嬪寲瀹屾瘯
6.媧懼彂createComplete浜嬩歡
7.Application瀵硅薄娣誨姞鍒版樉紺哄垪琛ㄤ腑
8.媧懼彂applicationComplete浜嬩歡
Flash鍖呭惈涓涓椂闂寸嚎涓婄殑澶氫釜甯э紝鑰孎lex鐨凷WF鍙寘鍚?涓撫錛孲ystemManager銆丳reloader銆丏owmloadProgressBar鍜屽皯閲忕殑宸ュ叿綾婚兘鍦ㄧ涓甯э紝鍓╀笅鐨凢lex妗嗘灦浠g爜銆佸簲鐢ㄤ唬鐮併佸簲鐢ㄥ唴宓岃祫婧愰兘鍦ㄧ浜屽撫
褰揊lashPlayer涓嬭澆SWF鏃訛紝SWF鏂囦歡浼氫互“嫻?#8221;鐨勫艦寮忎笉鏂祦鍚戝鎴風鐨凢lashPlayer銆傚彧瑕佹帴鏀跺埌絎竴甯у唴瓚沖鐨勬暟鎹紝灝變細瀹炰緥鍖朣ystemManager錛岀敱浠栧垱寤篜reloader錛岀劧鍚庡垱寤篋owmloadProgressBar錛岀敤鏉ユ樉紺哄綋鍓嶅姞杞藉垵濮嬪寲鐨勮繘搴︼紝榪欎袱涓璞′細鏌ョ湅鍓╀綑瀛楄妭鐨勪紶杈撹繃紼嬨傚綋絎竴甯ф墍鏈夊瓧鑺備紶杈撳畬姣曞悗錛孲ystemManager鍙戦乪nterFrame鍒扮浜屽撫錛岀劧鍚庢槸鍏朵粬浜嬩歡錛屽彂甯僣reatoinComplete浜嬩歡媧懼彂鍚庯紝Preloader灝嗗垹闄owmloadProgressBar鎺т歡錛孲ystemManager瀹炰緥鎶奱pplication瀹炰緥娣誨姞鍒癋lashPlayer鐨凞isplayList涓紝鏈鍚巃pplication瀹炰緥媧懼彂applicationComplete浜嬩歡銆傚埌鐜板湪錛孎lex搴旂敤紼嬪簭鍒涘緩騫墮厤緗ソ錛屽彲浠ヨ繍琛屼簡銆?/span>
SystemManager綾繪墿灞昅ovieClip錛屾槸涓姛鑳芥瀬鍏跺己鍔茬殑褰辯墖鍓緫錛屼粬鐨勮緇嗚亴璐e涓嬶細
1.鍒涘緩騫跺垵濮嬪寲Preloader錛屾樉紺篎lex搴旂敤鐨勫姞杞借繘搴?/span>
2.綆$悊榪愯鏃跺叡浜簱錛圧SLs錛夌殑鍔犺澆
3.綆$悊妯″潡錛圡odule錛夐昏緫錛屽鏋淪ystemManager鏄疭WF鐨剅oot錛屼粬灝辯煡閬撲粬鏄竴涓狥lex搴旂敤紼嬪簭錛團lex APP錛夊鏋滀笉鏄疭WF鐨剅oot錛屼粬灝辯煡閬撲粬鏄竴涓狥lex妯″潡錛團lex Module錛塖ystemManager鍦ˋPP鍜孧odule涔嬮棿榪涜浜嬩歡閫氳錛堥紶鏍囦簨浠跺拰閿洏浜嬩歡錛?/span>
4.綆$悊浠嶴tage鍙戝竷鐨凟vent.RESIZE浜嬩歡
5.綆$悊宓屽叆瀛椾綋鍒楄〃
6.鍒濆鍖栦竴浜涚鐞嗗崟渚嬬被錛圧esourceManager鍜孲tylesManager錛?/span>
7.綆$悊欏剁駭鐨勫簲鐢ㄧ▼搴忕獥鍙c係ystemManager欏剁駭鏄劇ず灞傜殑綆$悊鍣紝鍑℃槸鐖剁駭涓篠ystemManager鐨勬樉紺哄眰閮芥槸欏剁駭鏄劇ず灞傦紝搴旂敤紼嬪簭銆佸脊鍑虹獥鍙c佸伐鍏鋒彁紺恒侀紶鏍囧厜鏍囬兘鏄埗綰т負SystemManager鐨勯《綰у眰錛?/span>
popUpChildren:IChildList,toolTipChildren:IChildList,cursorChildren:IChildList騫朵笉鏄叿浣撶殑鏄劇ず灞傝屾槸璁板綍欏跺眰鐨勯泦鍚堬紝SystemManager鑷姩緇存姢榪欎簺闆嗗悎錛屼嬌寰楀脊鍑虹獥鍙c佸伐鍏鋒彁紺恒侀紶鏍囧厜鏍囨繪槸浣嶄簬搴旂敤涔嬩笂
8.緇存姢涓涓猚ursorChildren鍒楄〃鍜宲opUpChildren鍒楄〃銆備粬浠垎鍒敤浣滃疄鐜皌ooltips鍜宲opUp windows
9.涓鏃︿綘鐨凢lex SWF鏂囦歡鐨勬墍鏈変唬鐮佸姞杞藉畬姣曪紝SystemManager鍒涘緩浣犵殑Application瀹炰緥騫惰皟鐢ㄦ瀹炰緥鐨刬nitialize鏂規硶
10.涓鏃pplication瀹炰緥鍙戝竷浠栫殑FlexEvent.CREATION_COMPLETE浜嬩歡錛孲ystemManager灝嗘瀹炰緥娣誨姞鍒皊tage涓婏紝榪欐槸涓轟粈涔堝湪FlexEvent.CREATION_COMPLETE浜嬩歡鍙戝竷鏃訛紝application瀹炰緥娌℃湁鎸囧悜stage鐨勫紩鐢ㄣ傝屽叾浠栫粍浠跺湪FlexEvent.CREATION_COMPLETE閮芥湁鎸囧悜stage鐨勫紩鐢ㄣ侫pplication鍦ㄦ淳鍙慒lexEvent.APPLICATION_COMPLETE浜嬩歡鍚庯紝鎵嶆湁鎸囧悜stage鐨勫紩鐢ㄣ傦紙Application鎷ユ湁鏅氬鍣ㄦ病鏈夌殑ApplicationComplete浜嬩歡錛孉pplication琚玈ystemManager娣誨姞鍒版樉紺哄垪琛ㄥ悗媧懼彂錛屽畬鎴愬害姣攃reateComplete鏇撮珮錛屽湪榪欎釜浜嬩歡涓彲浠ヨ闂垶鍙?nbsp;錛?/span>
Application鏄疐lex瀹瑰櫒錛屼粬鐨勫垵濮嬪寲瑙勫垯閬靛畧鏅氱粍浠剁殑瑙勫垯
璁╀竴涓狥lex欏圭洰杞藉叆鍙﹀涓涓狥lex欏圭洰娌℃湁浠涔堜紭鍔匡紝涓嶈兘寰堝ソ鐨勪綋鐜伴」鐩拰妯″潡鐨勫叧緋伙紝鎴戜滑搴旇浣跨敤Module鏉ュ垎鍓插簲鐢ㄧ▼搴忋?/span>
鍙傝冿細
http://blog.chinaunix.net/uid-122937-id-3233133.html
闃叉瀵逛簨浠舵祦涓?/span>褰撳墠鑺傜偣鐨勫悗緇妭鐐?/span>涓殑鎵鏈変簨浠朵睛鍚櫒榪涜澶勭悊銆?/span>姝ゆ柟娉曚笉浼氬獎鍝嶅綋鍓嶈妭鐐?nbsp;(currentTarget) 涓殑浠諱綍浜嬩歡渚﹀惉鍣ㄣ傜浉姣斾箣涓嬶紝stopImmediatePropagation() 鏂規硶鍙互闃叉瀵瑰綋鍓嶈妭鐐逛腑鍜屽悗緇妭鐐逛腑鐨勪簨浠朵睛鍚櫒榪涜澶勭悊銆傚姝ゆ柟娉曠殑鍏跺畠璋冪敤娌℃湁浠諱綍鏁堟灉銆傚彲浠ュ湪浜嬩歡嫻佺殑浠諱綍闃舵涓皟鐢ㄦ鏂規硶銆?/span>
娉ㄦ剰錛?/span>姝ゆ柟娉曚笉浼氬彇娑堜笌姝や簨浠剁浉鍏寵仈鐨勮涓猴紱鏈夊叧姝ゅ姛鑳界殑淇℃伅錛岃鍙傞槄 preventDefault()銆?/span>
event.stopImmediatePropagation();
闃叉瀵逛簨浠舵祦涓?/span>褰撳墠鑺傜偣涓拰鎵鏈夊悗緇妭鐐?/span>涓殑浜嬩歡渚﹀惉鍣ㄨ繘琛屽鐞嗐?/span>姝ゆ柟娉曚細绔嬪嵆鐢熸晥錛屽茍涓斾細褰卞搷褰撳墠鑺傜偣涓殑浜嬩歡渚﹀惉鍣ㄣ傜浉姣斾箣涓嬶紝鍦ㄥ綋鍓嶈妭鐐逛腑鐨勬墍鏈変簨浠朵睛鍚櫒閮藉畬鎴愬鐞嗕箣鍓嶏紝stopPropagation() 鏂規硶涓嶄細鐢熸晥銆?/span>
娉ㄦ剰錛?/span>姝ゆ柟娉曚笉浼氬彇娑堜笌姝や簨浠剁浉鍏寵仈鐨勮涓猴紱鏈夊叧姝ゅ姛鑳界殑淇℃伅錛岃鍙傞槄 preventDefault()銆?/span>
Flex浜嬩歡 鏄竴縐嶈Е鍙戞満鍒訛紝褰撴弧瓚充竴瀹氱殑鏉′歡鍚庝細瑙﹀彂榪欎釜浜嬩歡銆侳lex浜嬩歡鍒嗕負鐢ㄦ埛浜嬩歡鍜岀郴緇熶簨浠訛紝鐢ㄦ埛浜嬩歡鏄漢瑙﹀彂鐨勶紝緋葷粺浜嬩歡鏄疐lex鑷韓瑙﹀彂鐨勩備簨浠剁殑浼犳挱鍒嗕負涓変釜闃舵錛氭崟鑾烽樁孌點佺洰鏍囬樁孌點佸啋娉¢樁孌點傚啋娉℃槸鎹曡幏鐨勭浉鍙嶉樁孌點傝繖涓変釜闃舵錛屾垜浠浣忎袱涓璞?target鍜宑urrentTarget錛岀畝鍗曡錛宼arget鏄紩鍙戜簨浠剁殑婧愬璞★紝currentTarget鏄洃鍚繖涓簨浠剁殑瀵硅薄銆?/span>
Target:浜嬩歡鎸囧悜鐨勭洰鏍囷紝浣嗗茍闈炰簨浠剁殑媧懼彂鑰呫?/span>
currentTarget:浜嬩歡鐨勬淳鍙戣呫傜畝鍗曠殑璇存槸媧懼彂浜嬩歡鐨勫璞°?/span>
浜嬩歡鏈変袱縐嶅鐞嗘柟寮忥細絎竴縐嶅湪瀛愮粍浠剁殑metadata鏍囩涓0鏄庝竴涓簨浠訛紝濡傛灉娌℃湁澹版槑錛屽氨鎵句笉鍒拌繖涓簨浠跺悕縐扮殑灞炴э紝鍙兘閫氳繃addEventListener()榪欑澶勭悊鏂瑰紡鏉ュ鐞嗐?/span>
緇ф壙EventDispatcher瀵硅薄閮戒細鍚湁dispatchEvent榪欎釜鏂規硶錛屼簨浠舵槸鐢辮繖涓柟娉曞垎鍙戝嚭鍘葷殑錛屽垎鍙戞槸娌℃湁鐩殑鐨勶紝涓縐嶅箍鎾艦寮忥紝Flex鐨勪簨浠剁洃鍚細鎺ユ敹鍒板悇縐嶅悇鏍風殑浜嬩歡錛岄氳繃浜嬩歡鐨則ype灞炴ф潵鍖哄垎鍝鎵嶆槸浣犳兂瑕佺殑浜嬩歡銆?/span>
鏁翠釜AS3浜嬩歡鐨勭敓鍛藉懆鏈熷拰DOM瀵硅薄涓奐S 浜嬩歡鐢熷懡鍛ㄦ湡瀹屽叏鐩稿悓銆傝繖濂楁満鍒舵渶澶х殑濂藉鏄彲浠ュ噺灝戝悓涓涓猆I瀵硅薄鐩戝惉鍣ㄦ暟閲忥紝浠庤屽甫鏉ユц兘浼樺寲錛屼婦涓緥瀛愶細canvas涓婃湁n涓猙utton錛屽鏋滅粰姣忎釜button娉ㄥ唽涓涓猚lick浜嬩歡錛岄偅涔堝唴瀛樹腑灝遍渶瑕佺淮鎶涓猯istener銆傜敱浜巆lick浜嬩歡鏄啋娉$殑錛岄偅涔堟洿濂界殑瑙e喅鏂規硶鏄粰canvas娉ㄥ唽涓涓猚lick浜嬩歡銆傞氳繃浜嬩歡鐨勫啋娉¢樁孌電敱n涓猙utton鍏卞悓鐨勭埗鍏冪礌canvas鏉ユ淳鍙慶lick浜嬩歡錛屽茍閫氳繃浜嬩歡鍙傛暟target灞炴ф潵鍐沖畾璋冪敤鍝釜button瀵瑰簲鐨勫鐞嗗嚱鏁般傝繖鏍峰仛鐨勫ソ澶勬槸鍙敞鍐屼竴涓簨浠剁洃鍚粠鑰屼唬鏇夸負n涓猙utton娉ㄥ唽浜嬩歡鐩戝惉銆?/span>
AS3涓負IEventDispatcher綾誨瀷瀵硅薄娉ㄥ唽浜嬩歡鐩戝惉鐨勬帴鍙?/span>
addEventListener(type:String,listener:Function,useCapture:Boolean=false,priority:int=0,useWeakReference:Boolean=false):void
useCapture=true,閭e氨鏄浜嬩歡鍙兘鍦ㄦ崟鑾烽樁孌佃媧懼彂
Priority鐩戝惉鍑芥暟鐨勪紭鍏堢駭錛宲riority涓烘暣鏁扮被鍨嬶紝鏁板瓧瓚婂ぇ錛岀駭鍒秺楂橈紝綰у埆瓚婇珮鐨勬渶鍏堣璋冪敤
濡傛灉娌℃湁useCapture榪欎釜鍙傛暟錛岄偅涔堣蛋瀹屾暣涓簨浠剁殑鐢熷懡鍛ㄦ湡錛屾墍鏈夌洰鏍囩埗鑺傜偣涓婃敞鍐岀殑浜嬩歡閮戒細琚墽琛屼袱嬈★紙鎹曡幏闃舵涓嬈″啋娉¢樁孌典竴嬈★級鎷夸笂闈涓猙utton渚嬪瓙鏉ヨ錛屽鏋滅敤鎴風偣鍑繪煇涓猙utton浼氳Е鍙慶lick浜嬩歡錛屾垜浠潵鐪嬫暣涓猚lick浜嬩歡鐨勭敓鍛藉懆鏈熶細緇忓巻鐨刄I瀵硅薄
Stage->canvas->button->canvas->stage
棣栧厛鏄崟鑾烽樁孌典簨浠朵粠璇utton鎵澶勬樉紺哄璞℃牴鍑哄彂錛屼篃灝辨槸stage 錛宻tage涓婃湭娉ㄥ唽click浜嬩歡錛屼笉浼氬仛鍑轟換浣曞搷搴旓紝鐒跺悗鏉ュ埌瀛愯妭鐐筩anvas,鎴戜滑鍦╟anvas涓婃敞鍐屼簡click浜嬩歡錛岃屾鏃禼lick浜嬩歡涓嶄細琚淳鍙戯紝鍥犱負鎴戜滑娉ㄥ唽鐨刢lick浜嬩歡浣跨敤榛樿鐨剈seCapture=false鍙傛暟錛屽嵆click浜嬩歡蹇呴』鍦ㄧ洰鏍囧拰鍐掓場闃舵鎵嶈兘琚淳鍙戙?/span>
鐒跺悗榪涘叆鐩爣闃舵錛屽敖綆$洰鏍囨槸button錛屼絾鐢變簬鍏舵湭娉ㄥ唽浠諱綍click浜嬩歡鐩戝惉鎵浠ヤ篃涓嶅仛浠諱綍鍝嶅簲錛岀敱浜巆lick浜嬩歡鏄啋娉′簨浠訛紝鎵浠ユ渶鍚庤繘鍏ュ啋娉¢樁孌碉紝浠巄utton 鍒癱anvas錛宑anvas娉ㄥ唽浜哻lick浜嬩歡鐩戝惉錛屾墍浠anvas媧懼彂璇ヤ簨浠訛紝榪涘叆浜嬩歡澶勭悊鍑芥暟錛屾鏃秚arget鏄痓utton 錛宑urrentTarget鏄痗anvas銆?/span>
濡傛灉useCapture涓簍rue鍛紵榪欐牱鏈変笁鐐瑰ソ澶勶細1銆佷簨浠朵笉浼氱粡鍘嗙洰鏍囧拰鎹曡幏闃舵錛岃繖鏍峰彧鏈夊綋涓斾粎褰撲簨浠剁殑target涓虹洃鍚璞$殑瀛愬璞℃椂錛屼簨浠舵墠浼氳媧懼彂銆傜偣鍑籧anvas鏈韓錛屼簨浠舵祦棣栧厛浼氳繘鍏ユ崟鑾烽樁孌典粠鐩爣錛坈anvas錛夋墍鍦ㄦ樉紺哄璞″垪琛ㄦ牴錛坰tage錛夊紑濮嬪悜涓嬶紝鏉ュ埌canvas錛岃繖鏃秂vent.target==canvas榪涘叆鐩爣闃舵錛屽敖綆anvas娉ㄥ唽浜哻lick浜嬩歡錛屼絾useCapture鍙傛暟涓簍rue,閭e氨鏄浜嬩歡鍙兘鍦ㄦ崟鑾烽樁孌佃媧懼彂錛屾墍浠ヨ繖涓簨浠朵笉浼氳媧懼彂鍑烘潵錛屼篃灝辨槸鐐瑰嚮canvas娌℃湁浠諱綍鍝嶅簲銆?銆佷笉鐢ㄨ冭檻浜嬩歡鏄惁鏀寔鍐掓場銆?銆佺敱浜庡皯浜嗕袱涓樁孌碉紝蹇呯劧灝戞姌鑵句竴浜涗紶閫掋?/span>
鍙傝冿細
娣卞叆鐞嗚ВFlex鐨勪簨浠舵満鍒?/span>
http://www.cnblogs.com/yuxuanji/articles/2126275.html
1.鏂板緩涓涓狹XML澶栬,鍦ㄦ渶鍚庨儴鍒?lt;s:TextInput id="textInput" editable="false" selectable="true"
鐒跺悗璁劇疆<s:ComboBox id="moduleTypeCombo" skinClass="panda.MyComboBox" ...
2.<s:ComboBox id="moduleTypeCombo" creationComplete="moduleTypeCombo.textInput.editable=false" ...
Cairngen鐨勫畼鏂規弿榪版槸Adobe Cairngorm Code Generator鍏跺疄灝辨槸涓嬈鵑氳繃ant鑴氭湰鐢熸垚Cairngorm浠g爜錛屽彲浠ユ洿蹇殑鎻愰珮宸ョ▼榪涘害銆傚彲浠ュ湪http://code.google.com/p/cairngen/涓嬭澆鍒?/p>
Cairngen鏈甯鎬嬌鐢ㄧ殑鍑犱釜鎸囦護鏁寸悊濡備笅錛?/p>
ant create-cairngorm-project //鐢熸垚瀹屾暣鐨刢airngorm宸ョ▼
ant create-sequence-include-delegate ///鍒涘緩鍗曟潯鍖呭惈嫻佺▼浠g悊鐨勫簭鍒楁祦紼嬶紙鍖呭惈榪滅▼浠g悊綾伙級
ant create-sequence-exclude-delegate //鍒涘緩鍗曟潯涓嶅寘鍚祦紼嬩唬鐞嗙殑搴忓垪嫻佺▼
ant create-multiple-sequences-include-delegates ///鍒涘緩澶氭潯鍖呭惈嫻佺▼浠g悊鐨勫簭鍒楁祦紼嬶紙鍖呭惈榪滅▼浠g悊綾伙級
ant create-multiple-sequences-exclude-delegates //鍒涘緩澶氭潯涓嶅寘鍚祦紼嬩唬鐞嗙殑搴忓垪嫻佺▼
ant create-value-object //鍒涘緩鍗曚釜vo瀵硅薄
ant create-multiple-value-objects //鍒涘緩澶氫釜vo瀵硅薄
涓嬭澆鍦板潃錛?/span>http://archive.eclipse.org/technology/epp/downloads/release/galileo/SR2/eclipse-jee-galileo-SR2-win32.zip
Flash Builder 4.7 beta
beta鐗堝簭鍒楀彿錛?/span>1424-4008-5724-4257-2856-5289
鍑虹幇榪欑鎯呭喌錛屾渶甯歌鐨勫氨鏄鎴風鐨勯厤緗棶棰樸?br />1. 緙栬瘧鍣ㄥ弬鏁幫細闇瑕侀氳繃緙栬瘧鍣ㄥ弬鏁?-services 鐨勫鹼紝鎵懼埌閰嶇疆鏂囦歡錛屾墍浠ヨ繖涓槸蹇呴』瑕侀厤緗殑錛屽惁鍒欐壘涓嶅埌鍜屾湇鍔″櫒閫氫俊鐨勬帴鍙c?br />2. 涓婁笅鏂囨牴鐩綍context錛氳繖涓篃鏄渶瑕侀厤緗殑錛屼篃鏄渶瀹規槗蹇借鐨勯棶棰樸侳lex3涓簲璇ユ槸鍦║RL鍦板潃鐨勪笅闈€?br />3. 杈撳嚭璺緞錛欶lex涓粯璁ょ殑杈撳嚭璺緞鏄湪鏍圭洰褰曚笅錛屽張鍒涘緩浜嗕竴涓緭鍑烘枃浠跺す錛屾墍浠ヨ浠旂粏鏌ョ湅璺緞鏄惁涓鑷淬?/p>
java涓璼tring鍨嬪彉閲忓垽鏂槸鍚︿負絀?/span>
棣栧厛浣犺鏄庣櫧錛屽瓧絎︿覆涓虹┖鐨勮娉曪紝null榪樻槸""錛岃繖涓や釜鏄畬鍏ㄤ笉鍚岀殑鎰忎箟錛?br />null琛ㄧず榪欎釜瀛楃涓蹭笉鎸囧悜浠諱綍鐨勪笢瑗匡紝濡傛灉榪欐椂鍊欎綘璋冪敤浠栫殑鏂規硶錛岄偅涔堝氨浼氬嚭鐜扮┖鎸囬拡寮傚父
鑰?"琛ㄧず浠栨寚鍚戜竴涓暱搴︿負0鐨勫瓧絎︿覆錛岃繖鏃跺欒皟鐢ㄤ粬鐨勬柟娉曟槸瀹夊叏鐨勩?/p>
閭d箞鏍規嵁浠ヤ笂鐨勮娉曪紝鍒ゆ柇涓涓瓧絎︿覆鏄惁涓虹┖錛岄鍏堝氨瑕佺‘淇濅粬涓嶆槸null錛岀劧鍚庡啀鍒ゆ柇浠栫殑闀垮害銆?/p>
String str = xxx;
if(str != null && str.length() != 0) { }
榪欑鍋氭硶鎵嶆槸瀹夊叏鐨勶紝
棣栧厛浠栦細鍒ゆ柇str鏄惁涓虹┖錛屽鏋滀負絀洪偅涔坕f灝辯洿鎺ラ鍑轟簡錛屽氨涓嶄細鍐嶅垽鏂悗闈㈢殑str.length() != 0浜嗭紝榪欐槸JAVA鐨?amp;&鐗規э紝涔熻鍏朵粬璇█涔熸槸榪欐牱銆?/p>