前端进行浏览器导出下载文本内容https://blog.csdn.net/axbnmd/article/details/

1.  var eleLink = document.createElement('a');
let filename = 'xxx.txt'
1.  eleLink.download = filename;
1.  eleLink.style.display = 'none';
1.  // 字符内容转变成blob地址
// content文本内容
let content = 'xxxxxxxx'
1.  var blob = new Blob([content]);
1.  eleLink.href = URL.createObjectURL(blob);
1.  // 触发点击
1.  document.body.appendChild(eleLink);
1.  eleLink.click();
1.  // 然后移除
1.  document.body.removeChild(eleLink);

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