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零基础入门:CSS和SVG代码制完美圆形教程

浣犳槸涓嶆槸涔熼亣鍒拌繃杩欎簺鎯呭喌锛燄煉㈢敤PS鎷変簡鍗婂ぉ鎬诲涓嶉綈鍦嗗績銆佹墜缁樼殑鍦嗗儚琚嫍鍟冭繃銆佸仛缃戦〉鏃惰€佹澘闈炶閭d釜"姝e埌鍙戝厜鐨勫渾"...鍒厡锛佷粖澶╁挶浠氨鐢ㄢ€?strong>鈥?鍒嗛挓鍖呬細鈥?/strong>鈥嬬殑鍌荤摐鏁欑▼锛屾妸CSS鍜孲VG鐢诲渾鐨勭瀵嗗叏鎶栧嚭鏉ワ紒


涓€銆丆SS鐢诲渾锛?琛屼唬鐮佺鏉€PS楂樻墜鉁?/h3>

鍏堣浣忚繖涓竾鑳藉叕寮忥細鈥?strong>鈥嬪楂樼浉绛?50%鍦嗚=瀹岀編鍦嗏€?/strong>鈥嬶紒灏卞儚鍋氱厧楗兼灉瀛愶紝闈㈢硦鎽婂寑浜嗘墠鑳藉渾銆?/p>

css澶嶅埗
.circle {
  width: 100px;   /* 鐩村緞浣犺浜嗙畻 */
  height: 100px;  /* 蹇呴』鍜屽搴︿竴鏍凤紒 */
  background: #ff6b6b;  /* 鎹㈡垚浣犲枩娆㈢殑棰滆壊 */
  border-radius: 50%;    /* 榄旀硶鍙戠敓鍦ㄨ繖閲岋紒 */
}

![CSS鍦嗗舰绀烘剰鍥綸

鈥?strong>鈥嬪父瑙佺炕杞︾幇鍦衡€?/strong>鈥嬶細

  1. 瀹介珮涓嶇浉绛夆啋鍙樻垚妞渾锛堝埆闂垜鎬庝箞鐭ラ亾鐨勷煒級
  2. 鐖剁骇鏈塷verflow:hidden鈫掑渾琚垏杈?/li>
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鈥?strong>鈥嬭繘闃舵妧宸р€?/strong>鈥嬶細

  • 鐢╟lip-path鐢婚晜绌哄渾锛?code>clip-path: circle(50% at center);
  • 娓愬彉鍦嗙幆锛?code>background: radial-gradient(#ff6b6b, #ff0000);

浜屻€丼VG鐢诲渾锛氱煝閲忓浘褰㈢殑闄嶇淮鎵撳嚮馃殌

瑕佽涓撲笟搴︼紝SVG鎵嶆槸鐢诲渾鐣岀殑鎵湴鍍э紒鐪嬬湅杩欎釜姣旂敳鏂硅繕涓ヨ皑鐨勪唬鐮侊細

html杩愯澶嶅埗
<svg width="200" height="200">
  <circle cx="100" cy="100" r="80" 
          fill="none" 
          stroke="#4ecdc4" 
          stroke-width="10"/>
svg>

鈥?strong>鈥嬪弬鏁拌鏄庝功鈥?/strong>鈥嬶細

  • cx/cy锛氬渾蹇冨潗鏍囷紙SVG鐢诲竷浠庡乏涓婅寮€濮嬬畻锛侊級
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  • stroke-dasharray锛氳櫄绾胯竟妗嗙鍣?/li>

鈥?strong>鈥嬩负浠€涔堣璁″笀閮界埍SVG锛熲€?/strong>鈥?/p>

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  3. 鏀寔鍔ㄧ敾锛佹瘮濡傝繘搴︽潯鏃嬭浆鏁堟灉

涓夈€丆SS vs SVG 涓栫邯澶K馃啔

鎴戝仛浜嗕釜瀵规瘮琛紝鐪嬪畬灏辩煡閬撹閫夎皝锛?/p>

鐗规€?/th>CSS鍦嗗舰SVG鍦嗗舰
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鏂囦欢澶у皬灏?/td>绋嶅ぇ

鈥?strong>鈥嬩釜浜鸿娉粡楠屸€?/strong>鈥嬶細

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鍥涖€佺枒闅炬潅鐥囨€ユ晳瀹ゐ煔?/h3>

鈥?strong>鈥婹锛氭垜鐨勫渾涓哄暐鏈夐敮榻匡紵鈥?/strong>鈥?br/> 鈫?璇曡瘯transform: translateZ(0);寮€鍚疓PU娓叉煋

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鈥?strong>鈥婹锛氭兂瑕佹笎鍙樿壊鍦嗙幆鎬庝箞鍔烇紵鈥?/strong>鈥?br/> 鈫?CSS鐢ㄤ吉鍏冪礌鍙犲姞锛?/p>

css澶嶅埗
.circle::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(red, yellow);
}

浜斻€?024骞存渶鏂板渾鍨嬮粦绉戞妧馃挕

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css澶嶅埗
:root {
  --circle-size: 80px;
}
.circle {
  width: var(--circle-size);
  height: var(--circle-size);
}

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灏忕紪绉佹埧璇?/h3>

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