初始化项目，自 v1.7.1 版本开始

src/utils/download.ts

@@ -0,0 +1,38 @@
+const download0 = (data: Blob, fileName: string, mineType: string) => {
+  // 创建 blob
+  const blob = new Blob([data], { type: mineType })
+  // 创建 href 超链接，点击进行下载
+  window.URL = window.URL || window.webkitURL
+  const href = URL.createObjectURL(blob)
+  const downA = document.createElement('a')
+  downA.href = href
+  downA.download = fileName
+  downA.click()
+  // 销毁超连接
+  window.URL.revokeObjectURL(href)
+}
+
+const download = {
+  // 下载 Excel 方法
+  excel: (data: Blob, fileName: string) => {
+    download0(data, fileName, 'application/vnd.ms-excel')
+  },
+  // 下载 Word 方法
+  word: (data: Blob, fileName: string) => {
+    download0(data, fileName, 'application/msword')
+  },
+  // 下载 Zip 方法
+  zip: (data: Blob, fileName: string) => {
+    download0(data, fileName, 'application/zip')
+  },
+  // 下载 Html 方法
+  html: (data: Blob, fileName: string) => {
+    download0(data, fileName, 'text/html')
+  },
+  // 下载 Markdown 方法
+  markdown: (data: Blob, fileName: string) => {
+    download0(data, fileName, 'text/markdown')
+  }
+}
+
+export default download