锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲人成人一区二区在线观看,国产精品久久久久国产精品日日,91久久国产婷婷一区二区http://www.aygfsteel.com/coderdream/category/26356.html杞歡宸ョ▼甯堟垚闀夸箣璺?/description>zh-cnFri, 05 Oct 2007 02:09:58 GMTFri, 05 Oct 2007 02:09:58 GMT60絎?绔?JavaScript 鏄粈涔?/title><link>http://www.aygfsteel.com/coderdream/archive/2007/10/04/150410.html</link><dc:creator>CoderDream</dc:creator><author>CoderDream</author><pubDate>Thu, 04 Oct 2007 13:35:00 GMT</pubDate><guid>http://www.aygfsteel.com/coderdream/archive/2007/10/04/150410.html</guid><wfw:comment>http://www.aygfsteel.com/coderdream/comments/150410.html</wfw:comment><comments>http://www.aygfsteel.com/coderdream/archive/2007/10/04/150410.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/coderdream/comments/commentRss/150410.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/coderdream/services/trackbacks/150410.html</trackback:ping><description><![CDATA[<p><span style="font-size: 14pt">絎?绔?JavaScript鏄粈涔?/span></p> <p><strong style="font-size: 12pt">1.1 鍘嗗彶綆榪?/strong><br /> 1997騫達紝JavaScript 1.1 浣滀負涓涓崏妗堟彁浜ょ粰嬈ф床璁$畻鏈哄埗閫犲晢鍗忎細錛圗CMA錛夈傜39鎶鏈鍛樹細錛圱C39錛夎濮旀淳鏉?#8220;鏍囧噯鍖栦竴涓氱敤銆佽法騫沖彴銆佷腑绔嬩簬鍘傚晢鐨勮剼鏈璦鐨勮娉曞拰璇箟”錛坔ttp://www.ecma-international.org/memento/TC39.htm)銆俆C39閿ょ偧鍑轟簡ECMA-262錛岃鏍囧噯瀹氫箟浜嗗彨鍋欵CMAScript鐨勫叏鏂拌剼鏈璦銆傚湪鎺ヤ笅鏉ョ殑鍑犲勾閲岋紝鍥介檯鏍囧噯鍖栫粍緇囧強鍥介檯鐢靛伐濮斿憳浼氾紙ISO/IEC錛変篃閲囩撼ECMAScript浣滀負鏍囧噯錛圛SO/IEC-16262錛夈?/p> <p><strong>1.2 JavaScript瀹炵幇<br /> </strong>JavaScript瀹炵幇鏄敱浠ヤ笅3涓儴鍒嗙粍鎴愮殑錛?br /> 錛嶆牳蹇冿紙ECMAScript錛?br /> 錛嶆枃妗e璞℃ā鍨嬶紙DOM錛?br /> 錛嶆祻瑙堝櫒瀵硅薄妯″瀷錛圔OM錛?br /> <img height="137" alt="" src="http://www.aygfsteel.com/images/blogjava_net/coderdream/JavaScript/Professional_JavaScript_for_Web_Developers/chap01/snap0030.jpg" width="272" border="0" /></p> <p><span style="font-size: 12pt">1.2.1 ECMAScript</span><br />  ECMAScript鎻忚堪浜嗕互涓嬪唴瀹癸細<br />  璇硶錛?br />  綾誨瀷錛?br />  璇彞錛?br />  鍏抽敭瀛楋紱<br />  淇濈暀瀛楋紱<br />  榪愮畻絎︼紱<br />  瀵硅薄銆?/p> <p>ECMAScript浠呬粎鏄竴涓弿榪幫紝瀹氫箟浜嗚剼鏈璦鐨勬墍鏈夊睘鎬с佹柟娉曞拰瀵硅薄銆傚叾浠栫殑璇█鍙互瀹炵幇ECMAScript鏉ヤ綔涓哄姛鑳界殑鏍囧噯錛孞avaScript灝辨槸榪欐牱銆?br /> <img height="124" alt="" src="http://www.aygfsteel.com/images/blogjava_net/coderdream/JavaScript/Professional_JavaScript_for_Web_Developers/chap01/snap0031.jpg" width="271" border="0" /><br /> 1.2.1.1  ECMAScript鐨勭増鏈?br /> 鏈鏂扮殑ECMA-262鐨勭増鏈槸絎笁鐗堬紝浜?999騫?2鏈堝彂甯冦?br /> 絎竴鐗堬細鍒犻櫎鏉ヤ笌嫻忚鍣ㄧ浉鍏崇殑浠g爜鐨凧avaScript1.1銆?br /> 絎簩鐗堬細澶ч儴鍒嗘洿鏂版湰璐ㄤ笂鏄紪杈戞х殑錛屾湭鐗瑰埆娣誨姞銆佹洿鏀瑰拰鍒犻櫎鍐呭銆?br /> 絎笁鐗堬細鎻愪緵浜嗗瀛楃涓插鐞嗐侀敊璇畾涔夊拰鏁扮粍杈撳嚭鐨勬洿鏂般傚悓鏃訛紝瀹冭繕澧炲姞浜嗘鍒欒〃杈懼紡銆佹柊鐨勬帶鍒惰鍙ャ乼ry...catch寮傚父澶勭悊鐨勬敮鎸侊紝浠ュ強涓浜涗負浣挎爣鍑嗗浗闄呭寲鑰屽仛鐨勫皬鏀瑰姩銆傛爣蹇楃潃ECMAScript鎴愪負涓縐嶇湡姝g殑緙栫▼璇█銆?br /> 1.2.1.2  浣曡皳ECMAScript絎﹀悎鎬?br /> 涓涓剼鏈璦蹇呴渶婊¤凍浠ヤ笅鍥涢」鍩烘湰鍘熷垯錛?br /> 絎﹀悎鐨勫疄鐜板繀欏繪寜鐓CMA-262涓墍鎻忚堪鐨勬敮鎸佹墍鏈夌殑“綾誨瀷銆佸箋佸璞°佸睘鎬с佸嚱鏁板拰紼嬪簭璇硶鍙婅涔夛紱<br /> 絎﹀悎鐨勫疄鐜板繀欏繪敮鎸乁nicode瀛楃鏍囧噯錛圲CS錛夛紱<br /> 絎﹀悎鐨勫疄鐜板彲浠ュ鍔犳病鏈夊湪ECMA-262涓寚瀹氱殑“棰濆鐨勭被鍨嬨佸箋佸璞°佸睘鎬у拰鍑芥暟”銆?br /> 絎﹀悎鐨勫疄鐜板彲浠ユ敮鎸佹病鏈夊湪ECMA-262涓畾涔夌殑“紼嬪簭鍜屾鍒欒〃杈懼紡璇硶”鍗沖彲浠ユ浛鎹㈡垨鑰呮墿灞曞唴寤虹殑姝e垯琛ㄨ揪寮忔敮鎸併?/p> <p>1.2.1.3 Web嫻忚鍣ㄤ腑鐨凟CMAScript鏀寔<br /> 浠ヤ笅鐗堟湰鏀寔ECMA-262絎笁鐗堬細Netscape 6.0+(Mozilla 0.6.0+)銆両nternet Explorer 5.5+銆丱pera 7.2+銆丼afari 1.0+/Konqueror~2.0+</p> <p>1.2.2 DOM<br /> DOM錛堟枃妗e璞℃ā鍨嬶級鏄疕TML鍜孹ML鐨勫簲鐢ㄧ▼搴忔帴鍙o紙API錛夈侱OM灝嗘暣涓〉闈㈣鍒掓垚鐢辮妭鐐瑰眰綰ф瀯鎴愮殑鏂囨。銆侶TML鎴朮ML欏甸潰鐨勬瘡涓儴鍒嗛兘鏄竴涓妭鐐圭殑琛嶇敓鐗┿?nbsp;</p> <p>璇瘋冭檻涓嬮潰鐨凥TML欏甸潰錛?br /> <br /> </p> <div style="border-right: #cccccc 1px solid; padding-right: 5px; border-top: #cccccc 1px solid; padding-left: 4px; font-size: 13px; padding-bottom: 4px; border-left: #cccccc 1px solid; width: 98%; word-break: break-all; padding-top: 4px; border-bottom: #cccccc 1px solid; font-family: Courier; background-color: #eeeeee"><span style="color: #0000ff"><</span><span style="color: #800000">html</span><span style="color: #0000ff">></span><span style="color: #000000"><br />     </span><span style="color: #0000ff"><</span><span style="color: #800000">head</span><span style="color: #0000ff">></span><span style="color: #000000"><br />         </span><span style="color: #0000ff"><</span><span style="color: #800000">title</span><span style="color: #0000ff">></span><span style="color: #000000">Sample Page</span><span style="color: #0000ff"></</span><span style="color: #800000">title</span><span style="color: #0000ff">></span><span style="color: #000000"><br />     </span><span style="color: #0000ff"></</span><span style="color: #800000">head</span><span style="color: #0000ff">></span><span style="color: #000000"><br />     </span><span style="color: #0000ff"><</span><span style="color: #800000">body</span><span style="color: #0000ff">></span><span style="color: #000000"><br />         </span><span style="color: #0000ff"><</span><span style="color: #800000">p</span><span style="color: #0000ff">></span><span style="color: #000000">Hello World!</span><span style="color: #0000ff"></</span><span style="color: #800000">p</span><span style="color: #0000ff">></span><span style="color: #000000"><br />     </span><span style="color: #0000ff"></</span><span style="color: #800000">body</span><span style="color: #0000ff">></span><span style="color: #000000"><br /> </span><span style="color: #0000ff"></</span><span style="color: #800000">html</span><span style="color: #0000ff">></span></div> <p> </p> <p>榪欐浠g爜鍙互鐢―OM緇樺埗鎴愪竴涓妭鐐瑰眰嬈″浘銆?br /> </p> <p><img height="357" alt="" src="http://www.aygfsteel.com/images/blogjava_net/coderdream/JavaScript/Professional_JavaScript_for_Web_Developers/chap01/snap0032.jpg" width="306" border="0" /><br /> <br /> DOM閫氳繃鍒涘緩鏍戞潵琛ㄧず鏂囨。錛屼粠鑰屼嬌寮鍙戣呭鏂囨。鐨勫唴瀹瑰拰緇撴瀯鍏鋒湁絀哄墠鐨勬帶鍒跺姏銆傜敤DOM API鍙互杞繪澗鍦板垹闄ゃ佹坊鍔犲拰鏇挎崲鑺傜偣銆?/p> <p>1.2.2.1 涓轟粈涔圖OM蹇呬笉鍙皯<br /> 淇濇寔Web鐨勮法騫沖彴鐗規э紝Web閫氫俊鏍囧噯鐨勫洟浣揥3C錛圵orld Wide Web Consortium錛夊紑濮嬪埗瀹欴OM銆?/p> <p>1.2.2.2 DOM鐨勫悇涓狶evel<br /> DOM Level 1 鏄疻3C浜?998騫?0鏈堟彁鍑虹殑銆傚畠鐢變袱涓ā鍧楁瀯鎴愶紝鍗矰OM Core鍜孌OM HTML銆傚墠鑰呮彁渚涗簡鍩轟簬 XML 鐨勬枃妗g殑緇撴瀯鍥撅紝浠ユ柟渚胯闂拰鎿嶄綔鏂囨。鐨勪換鎰忛儴鍒嗭紱鍚庤呮坊鍔犱簡涓浜?HTML 涓撶敤鐨勫璞″拰鏂規硶錛屼粠鑰屾墿灞曚簡DOM Core銆?/p> <p>DOM Level 1 鍙湁涓涓洰鏍囷紝鍗寵鍒掓枃妗g殑緇撴瀯銆?br /> DOM Level 2 寮曞叆浜嗗嚑縐?DOM 鏂版ā鍧楋紝鐢ㄤ簬澶勭悊鏂扮殑鎺ュ彛綾誨瀷錛?br /> DOM 瑙嗗浘錛嶏紞鎻忚堪璺熻釜鏂囨。鐨勫悇縐嶈鍥撅紙鍗?CSS 鏍峰紡鍖栦箣鍓嶅拰 CSS 鏍峰紡鍖栦箣鍚庣殑鏂囨。錛夌殑鎺ュ彛錛?br /> DOM 浜嬩歡錛嶏紞鎻忚堪浜嬩歡鐨勬帴鍙o紱<br /> DOM 鏍峰紡錛嶏紞鎻忚堪澶勭悊鍩轟簬 CSS 鏍峰紡鐨勬帴鍙o紱<br /> DOM 閬嶅巻鍜岃寖鍥達紞錛嶆弿榪伴亶鍘嗗拰鎿嶄綔鏂囨。鏍戠殑鎺ュ彛銆?br /> DOM Level 3 寮曞叆浜嗕互緇熶竴鐨勬柟寮忚澆鍏ュ拰淇濆瓨鏂囨。鐨勬柟娉曪紙鍖呭惈鍦ㄦ柊妯″潡 DOM Load and Save 涓級浠ュ強楠岃瘉鏂囨。錛圖OM Validation錛夌殑鏂規硶錛屼粠鑰岃繘涓姝ユ墿灞曚簡 DOM 銆傚湪Level 3 涓紝DOM Core 琚墿灞曚負鏀寔鎵鏈夌殑 XML 1.0 鐗規э紝鍖呮嫭 XML Infoset銆乆Path 鍜?XML Base銆?/p> <p>1.2.2.3 鍏朵粬 DOM<br /> 鍙緝鏀劇煝閲忓浘褰紙SVG錛?.0錛?br /> 鏁板鏍囪璇█錛圡athML錛?.0錛?br /> 鍚屾澶氬獟浣撻泦鎴愯璦錛圫MIL錛夈?br /> 1.2.2.4 Web 嫻忚鍣ㄤ腑鐨?DOM 鏀寔<br /> </p> <p><img height="256" alt="" src="http://www.aygfsteel.com/images/blogjava_net/coderdream/JavaScript/Professional_JavaScript_for_Web_Developers/chap01/snap0033.jpg" width="650" border="0" /><br /> 1.2.3 BOM錛堟祻瑙堝櫒瀵硅薄妯″瀷錛?/p> <p>BOM 涓昏澶勭悊嫻忚鍣ㄧ獥鍙e拰妗嗘灦錛屾墿灞曢儴鍒嗗寘鎷細<br /> 寮瑰嚭鏂扮殑嫻忚鍣ㄧ獥鍙o紱<br /> 縐誨姩銆佸叧闂祻瑙堝櫒紿楀彛浠ュ強璋冩暣紿楀彛澶у皬錛?br /> 鎻愪緵 Web 嫻忚鍣ㄨ緇嗕俊鎭殑瀵艱埅瀵硅薄錛?br /> 鎻愪緵瑁呰澆鍒版祻瑙堝櫒涓〉闈㈢殑璇︾粏淇℃伅鐨勫畾浣嶅璞★紱<br /> 鎻愪緵鐢ㄦ埛灞忓箷鍒嗚京鐜囪緇嗕俊鎭殑灞忓箷瀵硅薄錛?br /> 瀵?Cookie 鐨勬敮鎸侊紱<br /> IE 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