<p>我发现了这段代码</p> <pre class="brush:php;toolbar:false;"><svg xmlns="http://www.w3.org/2000/svg" viewBox="-1 -1 34 34"> <circle cx="16" cy="16" r="15,9155" class="progress-bar__background" /> <circle cx="16" cy="16" r="15,9155" class="progress-bar__progress js-progress-bar"/> </svg></pre> <pre class="brush:php;toolbar:false;">$progress-bar-Stroke-Width: 1.8; $progress-bar-size: 300px; SVG { Höhe: $progress-bar-size; transformieren: drehen (-90 Grad); Breite: $progress-bar-size; } .progress-bar__background { füllen: keine; Strich: #e2eff0; Strichbreite: $progress-bar-strichbreite; } .progress-bar__progress { füllen: keine; Strich: #78bec7; Stroke-Dasharray: 100 100; Stroke-Dashoffset: 100; Strichzeilenkappe: rund; Strichbreite: $progress-bar-strichbreite; Übergang: Stroke-Dashoffset 1s Easy-In-Out; }</pre> <pre class="brush:php;toolbar:false;">var dependenceComplete = 0.6; var StrokeDashOffsetValue = 100 – (percentageComplete * 100); var progressBar = $(".js-progress-bar"); progressBar.css("Stroke-Dashoffset", StrokeDashOffsetValue);</pre> <p>确切的这三种颜色)？</ p>

svg {
  display: block;
  background-image: conic-gradient(from 180deg, green, orange, red);
}

<svg width="300" xmlns="http://www.w3.org/2000/svg"
  viewBox="0 0 100 100">
  <defs>
    <mask id="m1">
      <rect width="100" height="100" fill="white" />
      <circle transform="rotate(120 50 50)" cx="50"
        cy="50" r="45" stroke="black" stroke-width="5"
        fill="none" stroke-dasharray="300 360" pathLength="360" />
    </mask>
  </defs>
  <rect width="100" height="100" fill="white" mask="url(#m1)" />
</svg>