乱熟女第一色导航_99久久婷婷国内精品2020热_亚洲丰满毛茸茸_亚洲欧美日韩中文综合二区_琪琪午夜理论片福利在线观看_亚洲av成人无码网站大全唐人_欧美大胆一区二区_国产一级免费片_1024视频在线观看精品少妇_asian极品呦女中国

寤虹珯璩囪▕
Div+CSS缍�(w菐ng)闋�(y猫)甯冨眬涓瑿SS鐒�(w煤)鏁堢殑鍗佸€�(g猫)甯歌鍘熷洜
2019-12-18

鎴戝€戝緸mf1288.com涓(xu茅)缈�(x铆)Div+CSS缍�(w菐ng)闋�(y猫)甯冨眬鐨勭煡璀�(sh铆)锛屽彲鏄疻3C validation鏈夋檪(sh铆)闆d互鎿嶄綔锛屼絾鐢ㄥ畠浣犲彲浠ユ煡鐪嬬敱鐗堥潰瑷�(sh猫)瑷�(j矛)寮曡捣鐨勫樊閷�(cu貌)銆傞(y脿n)璀夌▼搴忔媼鍑哄ぇ閲忓樊閷�(cu貌)鍜岃鍛�锛岃(shu艒)鏄庝綘鐨刋HTML灏氭湭瀹屽杽锛屽彲鑳界劇(w煤)娉曞湪涓嶅悓鐎忚鍣ㄤ笂淇濇寔涓€鑷村姛鑳姐€備笅闈㈠崄鍊�(g猫)绱�(x矛)寰殑澶辨晥鍟�(w猫n)椤岄洠浣忎簡澶ф壒绋嬪簭鍝★紝鏈枃灏卞憡瑷翠綘濡備綍瑙f焙銆傚湪鏈枃闁嬪鍓嶄粙绱逛竴浜涗娇鐢╓3C椹�(y脿n)璀夌▼搴忔檪(sh铆)闇€瑕佹敞鎰忕殑鍟�(w猫n)椤�銆� 

1銆佷笉瑕佹摂(d膩n)蹇冮(y脿n)璀夌▼搴忕殑璀﹀憡锛氬鏋滈(y脿n)璀夌▼搴忚(shu艒)鐧�(f膩)鐝�(xi脿n)12铏曢尟(cu貌)瑾や互鍙�83铏曡鍛�锛屼笉瑕佺悊瀹冿紝绻肩簩(x霉)閫�(j矛n)琛屼笅涓€姝�銆� 
2銆佷竴娆℃洿姝d竴鍊�(g猫)閷�(cu貌)瑾わ細鎸夐爢搴忛€�(j矛n)灞曞伐浣�锛屽緸涓婂埌涓�锛屼竴娆′慨姝d竴鍊�(g猫)閷�(cu貌)瑾ゃ€侶TML鐢ㄧ€忚鍣ㄥ緸涓婂埌涓嬬€忚锛岄€欎簺閷�(cu貌)瑾や篃鏄寜鍚屾ǎ闋嗗簭椤ず銆� 
3銆佹瘡娆′慨姝d唬纰煎悗瑕佸埛鏂颁唬纰�锛屼娇瀹冨€戦噸鏂扮敓鏁堬細涓€鍊�(g猫)灏忛尟(cu貌)瑾ゅ父甯告渻(hu矛)寮曠櫦(f膩)涔嬪悗鏁撮爜(y猫)鐨勯€d覆閷�(cu貌)瑾ゃ€傚洜姝ゅ鏋滄搷浣滀笉鐣�(d膩ng)锛�“淇閷�(cu貌)瑾�”涔熷彲鑳藉紩鐧�(f膩)鏇村閷�(cu貌)瑾ゃ€傛瘡娆′慨姝e悗浣夸唬纰奸噸鏂扮敓鏁�锛岄€欐ǎ灏卞彲浠ョ⒑淇濆畬鍏ㄨВ姹哄晱(w猫n)椤屻€�
鐭ラ亾浜嗕笂闈㈤€欎簺鍩烘湰鐨勭暟甯告儏娉�锛屼笅闈㈡垜鍊戝氨渚�(l谩i)鐪嬬湅鐗堥潰瑷�(sh猫)瑷�(j矛)鐒�(w煤)鏁堢殑骞惧€�(g猫)鍘熷洜銆�

涓€銆乨iv 妯�(bi膩o)绨芥湭闂�(gu膩n)闁�
閫欐槸鐗堥潰瑷�(sh猫)瑷�(j矛)澶辨晥鐨勬渶甯歌鍘熷洜涔嬩竴銆傜暥(d膩ng)鎴戝€戜簡瑙e埌閫欐槸澶氬皯绮捐嚧鐨勭増濉婅ō(sh猫)瑷�(j矛)澶辨晥鐨勭姜榄佺?zh菙n)璁渞(sh铆)锛岀附鏈�(hu矛)澶у悆涓€椹�銆傞枊鍟熺殑div妯�(bi膩o)绨芥槸鏈€鏅亶鐨勭増濉婅ō(sh猫)瑷�(j矛)澶辫涔嬩竴锛屼篃鏄渶闆hê鏂风殑澶辫涔嬩竴銆傞(y脿n)璀夌▼搴忔湁鏅�(sh铆)鏈�(hu矛)鎸囧悜閷�(cu貌)瑾ょ殑闁嬪暉div妯�(bi膩o)绨�锛岃ê鏂锋檪(sh铆)灏卞儚澶ф捣鎾堥嚌涓€妯i夯鐓�銆�

浜�銆侀夯鐓╃殑embed妯�(bi膩o)绨�
涔濆崄骞翠唬鏃╂湡锛孧icrosoft鍜孨etscape鐨勭€忚鍣ㄩ枊濮嬭兘澶犺鲸瑾�(r猫n)闈炴(bi膩o)婧�(zh菙n)鐨勭崹(d煤)鏈夊瓧楂�銆傞伜鎲剧殑鏄€欐剰鍛宠憲W3C椹�(y脿n)璀夌▼搴忛倓涓嶈兘璀�(sh铆)鍒ユ煇浜涢棞(gu膩n)閸礖TML 妯�(bi膩o)绨�锛屽“embed”锛屽嵆浣块€欎簺妯�(bi膩o)绨藉凡缍�(j墨ng)琚唬娉涗娇鐢�銆傚鏋滅⒑瀵�(sh铆)甯屾湜寰楀埌鍤�(y谩n)鏍肩殑DOCTYPE(鏂囨獢椤炲瀷)椹�(y脿n)璀�锛屽氨鍙兘鏀炬宓屽銆�
濡傛灉鍚屾檪(sh铆)鎯宠鐢熸晥鐨勭増闈㈣ō(sh猫)瑷�(j矛)鍜屽祵鍏ュ紡濯掗珨锛屽彲浠ヨ│瑭lash Satay鏂规硶銆�

涓夈€佷笉鐣�(d膩ng)?sh霉)鑵凮CTYPE鑱叉槑
涓嶈伈鏄嶥OCTYPE锛屾垨鑰呭湪鏂囦欢闁嬪閷�(cu貌)瑾よ伈鏄嶥OCTYPE锛屼篃鏄竴鍊�(g猫)甯歌閷�(cu貌)瑾�銆傛牴鎿�(j霉)涓€鑸稉(j墨ng)椹�(y脿n)锛孲trict DOCTYPE鏄ぇ瀹惰拷姹傜殑椹�(y脿n)璀�銆係trict validation琛ㄦ槑浣犵殑缍�(w菐ng)闋�(y猫)鑳藉鍦ㄦ墍鏈夌€忚鍣ㄤ笂閮藉緱鍒拌壇濂藉睍绀�銆�

鍥�銆佺祼(ji茅)灏炬枩绶�
濡傛灉浣犵殑缍�(w菐ng)绔欎笉鑳介(y脿n)璀�锛屽緢鏈夊彲鑳芥槸鍦ㄤ唬纰肩殑鏌愬€�(g猫)鍦版柟婕忓浜嗙祼(ji茅)灏炬枩绶�銆傛垜鍊戝緢瀹规槗蹇界暐绲�(ji茅)灏炬枩绶氫箣椤炵殑鏉辫タ锛岀壒鍒ユ槸鍦╥mage妯�(bi膩o)绨界瓑鍏冪礌涓�銆�
鍦ㄥ毚(y谩n)鏍肩殑DOCTYPE涓€欐槸鐒�(w煤)鏁堢殑銆傝鍦╥mg妯�(bi膩o)绨界祼(ji茅)灏捐檿鍔犱笂“/”浠ヨВ姹烘鍟�(w猫n)椤�銆�

浜斻€丄lign妯�(bi膩o)绨�
濡傛灉DOCTYPE琚ō(sh猫)鐐篢ransitional锛屼綘灏辨渻(hu矛)浣跨敤“align”妯�(bi膩o)绨斤紝浣嗗鏋滆姹傛洿楂樹竴榛�(di菐n)甯屾湜寰楀埌Strict椹�(y脿n)璀�锛屼綘鏈�(hu矛)鐪嬪埌寰堝閷�(cu貌)瑾�銆� Align鏄彟涓€鍊�(g猫)涓嶅彲鐢ㄤ簬鐗堥潰瑷�(sh猫)瑷�(j矛)鐨勬(bi膩o)绨�?锛熸ⅱ瑭瑭︾敤“float”鎴栬€�“text-align”渚�(l谩i)浠f浛align杞�(zhu菐n)鎻涘厓绱�銆�

鍏�銆丣avaScript
濡傛灉宸茬稉(j墨ng)鑱叉槑Strict DOCTYPE锛屽氨闇€瑕佸湪JavaScript涓钃婥DATA妯�(bi膩o)绨�銆傞(y脿n)璀夌▼搴忕殑閫欎竴鏂归潰闆e€掍簡寰堝绋嬪簭鍝★紝鍥�?y脿n)姒玏(w菐ng)绔欏偩鍚戜簬鐐哄唬鍛婂拰杩借工鑵虫湰浣跨敤宓屽叆鐨� JavaScript銆傚鏋滃繀闋堢敤鍒癑avaScript锛屽彲浠ュ湪鍏跺墠鍚庡姞涓婂涓嬫(bi膩o)绨斤細

涓�銆佸湒鍍忛渶瑕�“alt”灞€�
浣犲彲鑳介倓娌掓湁娉ㄦ剰鍒�锛屽湒鍍忎篃鏄(y脿n)璀夌殑娼涘湪绲嗚叧鐭�銆傞櫎浜嗙祼(ji茅)灏炬枩绶氾紝椹�(y脿n)璀変篃瑕佹眰鐢╝lt妯�(bi膩o)绨戒締(l谩i)鎻忚堪鍦栧儚锛屽alt= ”Scary vampire picture”銆�
鎼滅储寮曟搸涔熼潬alt妯�(bi膩o)绨戒締(l谩i)璀�(sh铆)鍒ョ恫(w菐ng)闋�(y猫)涓婄殑鍦栧儚锛屾墍浠ョ劇(w煤)璜栨€庢ǎ鍔犱笂alt妯�(bi膩o)绨界附鏄ソ鐨勩€�

鍏�銆佹湭鐭ュ(sh铆)楂旀暩(sh霉)鎿�(j霉)
瀵�(sh铆)楂旀暩(sh霉)鎿�(j霉)鏄張涓€鍊�(g猫)褰遍熆椹�(y脿n)璀夌殑鏄撶姱閷�(cu貌)瑾�銆傛垜鍊戝彲浠ヨ€冩叜鐢ㄩ仼鐣�(d膩ng)?sh霉)鏈ㄥ箣a瀛楃渚�(l谩i)浠f浛“&”绛夌铏�(h脿o)銆俥ntire list涓垪鍑哄湪XHTML鐗堝瑷�(sh猫)瑷�(j矛)涓彲鐢ㄧ殑閬╃暥(d膩ng)?sh霉)鏈ㄥ箣a瀛楃瀵�(sh铆)楂旀暩(sh霉)鎿�(j霉)銆�

涔�銆佷笉鑹祵濂�
宓屽灏辨槸鍏冪礌閲屽張鍖呮嫭鍏冪礌锛屾垜鍊�?n猫i)鑿€璋嗙厹類扮煭鑷€皭鎹绘棰夛紶類辩辑璧縤v妯�(bi膩o)绨藉墠鍟熷嫊(d貌ng)strong妯�(bi膩o)绨�锛屼絾鍙堝厛闂�(gu膩n)闁塪iv妯�(bi膩o)绨姐€傞€欏彲鑳戒笉鏈�(hu矛)鏀硅畩鐗堝甯冨眬锛屼絾鍗绘渻(hu矛)浣夸綘鐨勭増濉婅ō(sh猫)瑷�(j矛)澶辨晥銆�

鍗�銆佺己灏�“title”妯�(bi膩o)绨�
鐩$閫欑湅涓婂幓鏄竴鍊�(g猫)寰堟槑椤殑閷�(cu貌)瑾�锛屽緢澶氱▼搴忓摗(鍖呮嫭鎴戣嚜宸�)閭勬槸缍�(j墨ng)甯告渻(hu矛)鍦�“head”鐗堝涓伜婕弔itle妯�(bi膩o)绨�銆傜暥(d膩ng)浣犵湅鍒�“missing a required sub-element of HEAD”(缂哄皯HEAD鐨勫繀瑕佸瓙鍏冪礌)鏅�(sh铆)锛屾墠鏈�(hu矛)鐧�(f膩)鐝�(xi脿n)鑷繁蹇樿娣诲姞title妯�(bi膩o)绨戒簡銆�