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html自学教程(九)终章

html鑷鏁欑▼锛堜節锛夌粓绔?/br>

html5 Canvas杞崲

Canvas鍏冪礌鍙互琚浆鎹?/p>

渚嬪,鍦ㄥ潗鏍?20,40)鐨勭敾甯冧笂鍐欏叆鏂囨湰

ctx.font="bold 20px Arial";

ctx.textAlign="Hello World";

ctx.fillText("Hello World",20,40);

translate(x,y)鏂规硶鐢ㄤ簬绉诲姩canvas.

x琛ㄧず姘村钩绉诲姩缃戞牸鐨勮窛绂?y琛ㄧず鍨傜洿绉诲姩缃戞牸鐨勮窛绂?/p>

ctx.translate(100,500);

ctx.fillText("after translate",20,40)

鍦ㄦ渚嬪瓙涓?鐢诲竷鍚戝彸绉诲姩100鍍忕礌,鍚戜笅绉诲姩500鍍忕礌

rotate()鏂规硶鐢ㄤ簬鏃嬭浆html5鐢诲竷

涓嬮潰鏄缃棆杞箣鍓嶅拰涔嬪悗缁樺埗鐩稿悓鐭╁舰鐨勪緥瀛?

ctx.fillStyle="#FF0000";

ctx.fillRect(10,10,100,100);

ctx.rotate((Math.PI/180)*25); //rotate 25 degree

ctx.fillStyle="#0000FF";

ctx.fillRect(10,10,100,100);

scale()鏂规硶缂╂斁褰撳墠缁樺浘鑷虫洿澶ф垨鏇村皬.

娉ㄦ剰:濡傛灉浣犲缁樼敾杩涜缂╂斁,鎵€鏈変箣鍚庣殑缁樺浘涔熶細琚缉鏀?瀹氫綅涔熶細琚缉鏀?濡傛灉浣犺缃畇cale(2,2)閭d箞缁樺浘灏嗗畾浣嶄簬璺濈鐢诲竷宸︿笂瑙掍袱鍊嶈繙鐨勪綅缃?/p>

瀹炰緥

缁樺埗涓€涓煩褰?鏀惧ぇ鍒?鍊?鍐嶆缁樺埗鐭╁舰;鏀惧ぇ鍒?鍊?鍐嶆缁樺埗鐭╁舰;鏀惧ぇ鍒?鍊?鍐嶆缁樺埗鐭╁舰

var c=document.getElementById("myCanvas");

var ctx=c.getContext("2d");

ctx.strokeRect(5,5,25,15);

ctx.scale(2,2);

ctx.stokeRect(5,5,25,15);

ctx.scale(2,2);

ctx.strokeRect(5,5,25,15);

ctx.scale(2,2);

ctx.strokeRect(5,5,25,15);

浜?html5琛ㄥ崟涓€

html5浣峸eb琛ㄥ崟鍒涘缓甯︽潵浜嗗緢澶氭柊鐗规€?娣诲姞浜嗗涓柊灞炴€у拰杈撳叆绫诲瀷,杩欎簺鏂扮壒鎬ф彁渚涗簡鏇村ソ鐨勮緭鍏ユ帶鍒跺拰楠岃瘉

html5涓殑琛ㄥ崟鍒涘缓鏂瑰紡涓巋tml涓€鏍?

<form>

<input type="text" name="username" />

</form>

placeholder灞炴€?/strong>

html5娣诲姞浜嗕竴涓悕涓簆laceholder鐨勬柊灞炴€?鍦?lt;input>鍜?lt;textarea>鍏冪礌涓?姝ゅ睘鎬ф彁渚涗竴绉嶆彁绀?鎻忚堪杈撳叆鍩熸墍鏈熷緟鐨勫€?/p>

绠€鐭殑鎻愮ず鍦ㄧ敤鎴疯緭鍏ュ€煎墠,浼氭樉绀哄湪杈撳叆鍩熶笂

瀹炰緥

<form>

<input type="text" name="fname" placeholder="First name" />

<input type="text" name="lname" placeholder="Last name" />

<input type="submit" value="鎻愪氦鍚?楠氬勾" />

</form>

杩愯鏁堟灉濡備笅:

autofocus灞炴€?/strong>

褰撹〃autofocus灞炴€ц瀹氬湪椤甸潰鍔犺浇鏃?鍩熻嚜鍔ㄥ湴鑾峰緱鐒︾偣

瀹炰緥

璁?First name"input杈撳叆鍩熷湪椤甸潰杞藉叆鏃惰嚜鍔ㄨ仛鐒?

<form>

First name:<input type="text" name="fname" autofocus ><br/>

Last name:<input type="text" name"lname"><br/>

<input type="submit">

</form>

杩愯鏁堟灉濡備笅:

required灞炴€ц瀹氬繀椤诲湪鎻愪氦涔嬪墠濉啓杈撳叆鍩?涓嶈兘涓虹┖)

瀹炰緥

涓嶈兘涓虹┖鐨刬nput瀛楁:

<form autocomplete="off">

Username:<input type="text" name="username" required />

<input type="submit" />

</form>

杩愯鏁堟灉濡備笅:

涓?html5 琛ㄥ崟2

鏂扮殑鎼滅储杈撳叆绫诲瀷鍙敤浜庡垱寤烘悳绱㈡

<input type="search" name="searchitem" />

<datalist>鍏冪礌瑙勫畾杈撳叆鍩熺殑閫夐」鍒楄〃

<datalist>灞炴€ц瀹歠orm鎴杋nput鍩熷簲璇ユ嫢鏈夎嚜鍔ㄥ畬鎴愬姛鑳?褰撶敤鎴峰湪鑷姩瀹屾垚鍩熶腑寮€濮嬭緭鍏ユ椂,娴忚鍣ㄥ簲璇ュ湪璇ュ煙涓樉绀哄~鍐欑殑閫夐」

瀹炰緥

<input>鍏冪礌浣跨敤<datalist>棰勫畾涔夊€?/p>

<input list="browsers" />

<datalist id="browsers">

<option value="Internet Exporer">

<option value="Firefox">

<option value="Chrome">

<option value="Opera">

<option value="Safari">

</datalist>

杩愯鏁堟灉濡備笅:

html5鎷ユ湁澶氫釜鏂扮殑杈撳叆绫诲瀷,鍖呮嫭email,tel,url,data,time绛?/p>

涓嬮潰鏄竴涓緥瀛?

<form>

<input type="email" name="email" placeholder="example@example.com" />

<br/>

<input type="tel" name="usrtel" placeholder="666.666.666" />

<br/>

<input type="url" name="homepage" placeholder="example.com" />

</form>

杩愯鏁堟灉濡備笅:

鍚庨潰鐨勬枃绔犺繕浼氱户缁畬鍠刪tml!

濂斤紝鎴戞槸鍧氭寔鍒嗕韩骞茶揣鐨?EarlGrey锛岀炕璇戝嚭鐗堣繃銆奝ython缂栫▼鏃犲笀鑷€氥€嬨€併€奝ython骞惰璁$畻鎵嬪唽銆嬬瓑鎶€鏈功绫嶃€?/p>


濡傛灉鎴戠殑鍒嗕韩瀵逛綘鏈夊府鍔╋紝璇?/span>鍏虫敞鎴?/strong>锛屼竴璧峰悜涓婅繘鍑汇€?/span>

娴忚鍣ㄤ笉鏄敤鏉ユ祻瑙堢綉椤点€佽鐪嬬綉缁滆棰戠殑鍚楋紵闅鹃亾杩樺彲浠ュ湪娴忚鍣ㄩ噷鐮佷唬鐮佸悧锛?/span>


娌¢敊锛?span style="color: rgb(2, 30, 170);">鐪熺殑鍙互銆傜幇鍦ㄥ凡缁忔湁寰堝绫讳技JSFiddle銆丣SBin杩欐牱鍦ㄧ嚎缂栬緫浠g爜鐨勭綉绔欙紝涓嶈繃鎴戜滑浠婂ぉ瑕佸垎浜殑鏂规硶骞朵笉闇€瑕佹敞鍐岀涓夋柟缃戠珯锛屽彧闇€瑕佸湪娴忚鍣ㄧ殑鍦板潃鏍忚緭鍏ヤ竴琛屼唬鐮佸嵆鍙€傛垜浠鍏堟潵鐪嬩竴涓嬪叿浣撶殑鏁堟灉銆?/span>



缂栬緫鍣ㄩ噷鐨凱ython浠g爜


涓婇潰杩欏箙鍥句腑锛屾垜浠彂鐜板湪娴忚鍣ㄤ腑鍙互杈撳叆Python浠g爜锛岃€屼笖鏀寔璇硶楂樹寒鍜岃嚜鍔ㄧ缉杩涘姛鑳?/strong>銆傞偅涔堬紝杩欑┒绔熸槸鎬庝箞瀹炵幇鐨勫憿锛?/span>


杩欏叾瀹炲彲浠ヨ拷婧埌2012骞存椂锛屼竴浣嶅彨Jose Aguinaga鐨勫浗澶栧紑鍙戣€呭湪Coderwall涓婂垎浜殑涓€涓皬璐村+銆?/span>


灏嗘祻瑙堝櫒鍙樻垚涓€涓畝鏄撴枃鏈紪杈戝櫒



涓€寮€濮嬬殑鍔熻兘闈炲父绠€鍗曪紝鏍规湰娌℃湁璇硶楂樹寒锛屼篃娌℃湁鑷姩缂╄繘锛屼粎浠呮槸灏嗘祻瑙堝櫒鍙樻垚涓€涓枃鏈紪杈戝櫒鑰屽凡銆?/span>


Jose鍒嗕韩鐨勪唬鐮佸涓嬶細


data:text/html, <html contenteditable>


鍙渶瑕佸皢涓婇潰鐨勪唬鐮佸鍒剁矘璐村埌娴忚鍣ㄧ殑鍦板潃鏍忥紝鐒跺悗鎸夊洖杞︼紝灏卞彲浠ヨ娴忚鍣ㄥ彉鎴愮紪杈戝櫒銆傛槸涓嶆槸闈炲父绠€鍗曪紵


鑳屽悗鐨勫師鐞嗗苟涓嶉珮娣憋紝鍙槸鐢ㄥ埌浜咲ata URI鏍煎紡鑰屽凡銆傝繖琛屼唬鐮佸憡璇夋祻瑙堝櫒娓叉煋涓€涓狧TML椤甸潰锛岃€岃繖涓〉闈㈠叿澶囦竴涓狧5灞炴€э細contenteditable銆?/span>


Data URI鏄敱RFC 2397瀹氫箟鐨勪竴绉嶆妸灏忔枃浠剁洿鎺ュ祵鍏ユ枃妗g殑鏂规銆傛牸寮忓涓嬶細data:[<MIME type>][;charset=<charset>][;base64],<encoded data>銆傚叾瀹炴暣浣撳彲浠ヨ涓轰笁閮ㄥ垎锛屽嵆澹版槑锛氬弬鏁?鏁版嵁锛岄€楀彿宸﹁竟鐨勬槸鍚勭鍙傛暟锛屽彸杈圭殑鏄暟鎹€?/p>


璇锋兂灏濊瘯鐨勬湅鍙嬫敞鎰忥紝杩欒浠g爜鍙€傜敤浜嶤hrome绛夌幇浠f祻瑙堝櫒銆傚鏋滀綘杩樺湪浣跨敤IE8绛夎繃鏃舵祻瑙堝櫒鐨勮瘽锛屾槸娌℃湁鏁堟灉鐨勩€?/span>



鍑虹幇鍚勭琛嶇敓鐗堟湰



鐢变簬涓婇潰杩欎釜灏忔妧宸х殑鍑虹幇锛屾縺鍙戜簡璁稿寮€鍙戣€呯殑鐨勬縺鎯咃紝涓嶆柇鍒嗕韩鑷繁鐨勭増鏈€?/span>


1
鑷姩鍒囨崲鑳屾櫙棰滆壊


涓嬮潰杩欐浠g爜锛屽彲浠ヨ缂栬緫鍣ㄥ湪浣犱竴杈规墦瀛楁椂锛屼竴閬嶅垏鎹㈣儗鏅鑹诧細


data:text/html, <html><head><link href='http://fonts.googleapis.com/css?family=Open+Sans' rel='stylesheet' type='text/css'><style type='text/css'> html { font-family: 'Open Sans' } * { -webkit-transition: all linear 1s; }</style><script>window.onload=function(){var e=false;var t=0;setInterval(function(){if(!e){t=Math.round(Math.max(0,t-Math.max(t/3,1)))}var n=(255-t*2).toString(16);document.body.style.backgroundColor='#ff'+n+''+n},1e3);var n=;document.onkeydown=function(){t=Math.min(128,t+2);e=true;clearTimeout(n);n=setTimeout(function(){e=false},1500)}}</script></head><body contenteditable style='font-size:2rem;line-height:1.4;max-width:60rem;margin:0 auto;padding:4rem;'>

2
绗旇鏈牱寮?/span>


涓嬮潰杩欐浠g爜鍙互灏嗘祻瑙堝櫒椤甸潰鍙樻垚涓€涓瑪璁版湰鐨勬牱寮忥紝鐪嬩笂鍘诲緢鏈夋劅瑙夛細


data:text/html;charset=utf-8, <title>TextEditor</title> <link rel='shortcut icon' href='http://g.etfv.co/https://docs.google.com'/> <style> html{height:100%;} body{background: -webkit-linear-gradient(#f0f0f0, #fff); padding:3%; height:94%;} .paper { font: normal 12px/1.5 'Lucida Grande', arial, sans-serif; width:50%; height:80%; margin: 0 auto; padding: 6px 5px 4px 42px; position: relative; color:#444; line-height:20px; border: 1px solid #d2d2d2; background:#fff; background: -webkit-gradient(linear, 0 0, 0 100%, from(#d9eaf3), color-stop(4%, #fff)) 0 4px; background: -webkit-linear-gradient(top, #d9eaf3 0%, #fff 8%) 0 4px; background: -moz-linear-gradient(top, #d9eaf3 0%, #fff 8%) 0 4px; background: -ms-linear-gradient(top, #d9eaf3 0%, #fff 8%) 0 4px; background: -o-linear-gradient(top, #d9eaf3 0%, #fff 8%) 0 4px; background: linear-gradient(top, #d9eaf3 0%, #fff 8%) 0 4px; -webkit-background-size: 100% 20px; -moz-background-size: 100% 20px; -ms-background-size: 100% 20px; -o-background-size: 100% 20px; background-size: 100% 20px; -webkit-border-radius:3px; -moz-border-radius:3px; border-radius:3px; -webkit-box-shadow: 0 1px 2px rgba(0,0,0,0.07); -moz-box-shadow: 0 1px 2px rgba(0,0,0,0.07); box-shadow: 0 1px 2px rgba(0,0,0,0.07); } .paper::before { content: ''; position: absolute; width:4px; top:0; left:30px; bottom:0; border: 1px solid; border-color: transparent #efe4e4; } textarea{display: block; width:94%;margin:0 auto;padding:3.8% 3%; border: none; outline: none; height:94%; background: transparent; line-height:20px;} </style> <body spellcheck='false'> <div class='paper'> <textarea autofocus='autofocus'></textarea> </div> </body> </html>


绗旇鏈牱寮忕殑娴忚鍣ㄧ紪杈戝櫒


濡備綍鍙樿韩Python缂栬緫鍣紵



鎺ヤ笅鏉ワ紝鎴戜滑鏉ョ湅鎬庢牱灏嗘祻瑙堝櫒鎵撻€犳垚Python缂栬緫鍣ㄣ€傚彧闇€瑕佸湪鍦板潃鏍忚緭鍏ヤ笅闈㈢殑浠g爜鍗冲彲锛?/span>


data:text/html, <style type='text/css'>.e{position:absolute;top:0;right:0;bottom:0;left:0;}</style><div class='e' id='editor'></div><script src='http://d1n0x3qji82z53.cloudfront.net/src-min-noconflict/ace.js' type='text/javascript' charset='utf-8'></script><script>var e=ace.edit('editor');e.setTheme('ace/theme/textmate');e.getSession().setMode('ace/mode/python');</script>


杩欐浠g爜鏄敱jdkanani鍦℅ithub涓婂垎浜殑銆?/span>


浜嬪疄涓婏紝鎴戜滑鍙绠€鍗曚慨鏀逛竴涓嬩笂闈㈢殑浠g爜锛屽氨鍙互椹笂灏嗘祻瑙堝櫒鍙樻垚鍏朵粬璇█鐨勭紪杈戝櫒锛屽寘鎷?strong>Markdown銆丆/C++銆丣avscript銆丣ava绛夊嚑涔庢墍鏈夌紪绋嬭瑷€銆備綘鎵€瑕佸仛鐨勶紝鍙槸灏嗕唬鐮佷腑鐨刟ce/mode/python锛屼慨鏀规垚ace/mode/鐩稿簲鐨勮瑷€锛堝java锛夊嵆鍙?/strong>銆?/span>


闄や簡鏀寔澶氱璇█锛屽畠杩樻敮鎸佹洿鏀归〉闈富棰橈紒Eclipse銆丟ithub銆乀extmate绛変紬澶氱粡鍏镐富棰橈紝缁熺粺鏀寔锛?/span>


鍙渶瑕佸皢ace/theme/textmate涓殑textmate鏇挎崲鎴愪綘鍠滄鐨勪富棰樺嵆鍙紝濡俶onokai銆?/span>


娓叉煋Markdown鏂囨湰



濡傛灉浣犱範鎯簬鐢∕arkdown璇硶鍐欎綔锛屼綘鎴栬浼氬笇鏈涚洿鎺ュ湪椤甸潰涓煡鐪嬫覆鏌撳悗鐨勬晥鏋溿€傚彧闇€瑕佽緭鍏ヤ笅闈㈣繖琛屼唬鐮佸嵆鍙細


data:text/html,<style type='text/css'>.e{position:absolute;top:0;right:50%;bottom:0;left:0;} .c{position:absolute;overflow:auto;top:0;right:0;bottom:0;left:50%;}</style><div class='e' id='editor'></div><div class='c'></div><script src='http://d1n0x3qji82z53.cloudfront.net/src-min-noconflict/ace.js' type='text/javascript' charset='utf-8'></script><script src='http://cdnjs.cloudflare.com/ajax/libs/showdown/0.3.1/showdown.min.js'></script><script> function showResult(e){consoleEl.innerHTML=e}var e=ace.edit('editor');e.setTheme('ace/theme/monokai');e.getSession().setMode('ace/mode/markdown');var consoleEl=document.getElementsByClassName('c')[0];var converter=new Showdown.converter;e.commands.addCommand({name:'markdown',bindKey:{win:'Ctrl-M',mac:'Command-M'},exec:function(t){var n=e.getSession().getMode().$id;if(n=='ace/mode/markdown'){showResult(converter.makeHtml(t.getValue()))}},readOnly:true})</script>


杈撳叆Markdown浠g爜涔嬪悗锛岀劧鍚?span style="color: rgb(2, 30, 170);">鎸塁trl+M鎴朇ommand+M锛屽氨鍙互灏嗕唬鐮佽浆鎹㈡垚HTML銆?/span>



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