带post请求的angular2下载文件

npm install @angular/common@latest @angular/compiler@latest @angular/core@latest @angular/forms@latest

import { HttpClient } from '@angular/common/http';

constructor(private http: HttpClient) { }

downloadFile() {
  const url = 'http://example.com/download'; // 替换为实际的下载链接
  const data = {}; // 替换为实际的POST请求参数

  this.http.post(url, data, { responseType: 'blob' })
    .subscribe((response: Blob) => {
      const blob = new Blob([response], { type: 'application/octet-stream' });
      const url = window.URL.createObjectURL(blob);
      window.open(url); // 在新窗口中打开下载的文件
    });
}

<button (click)="downloadFile()">下载文件</button>