file download in web api code example

Example: download file from api response

...Helpers.httpRequest(  `http://localhost:5001?file=${this.state.file}`,  'get',)// 1. Convert the data into 'blob'.then((response) => response.blob()).then((blob) => {   // 2. Create blob link to download  const url = window.URL.createObjectURL(new Blob([blob]));  const link = document.createElement('a');  link.href = url;  link.setAttribute('download', `sample.${this.state.file}`);  // 3. Append to html page  document.body.appendChild(link);  // 4. Force download  link.click();  // 5. Clean up and remove the link  link.parentNode.removeChild(link);  this.setState({    loading: false  });}).catch((error) => {  error.json().then((json) => {    this.setState({      errors: json,      loading: false    });  })}); ...