��进度条', ctx.canvas.width / 2 - 60, 30)
        drawCircle(ctx, percent)
        if (percent >= 100) return false // 停止动画的条件
        requestAnimationFrame(createCircleAnim(ctx))
      }
    }
    /**
     * 渲染canvas
     * @param {string} id
     */
    function renderBar(id) {
      id = id.replace('#', '')
      /** @type {HTMLCanvasElement} */
      const cvs = document.querySelector(`#${id}`)
      if (cvs === null || !cvs.getContext) {
        return false
      }
      const ctx