Function triggerDownload

src/utils/snapCapture.ts:98–105

(href: string, filename: string)

}

function triggerDownload(href: string, filename: string) {
  const a = document.createElement('a')
  a.href = href
  a.download = filename
  document.body.appendChild(a)
  a.click()
  a.remove()
}

/**
 * 捕获元素为图片数据，返回 base64 字符串