在ionic 4中从文件系统中删除文件

ionic cordova plugin add cordova-plugin-file
npm install @ionic-native/file

import { File } from '@ionic-native/file/ngx';
import { Filesystem, Directory } from '@capacitor/filesystem';

// 获取文件路径
const filePath = this.file.externalDataDirectory + 'example.txt';

// 删除文件
Filesystem.deleteFile({
  path: filePath,
  directory: Directory.External
}).then(() => {
  console.log('文件删除成功');
}).catch((error) => {
  console.error('文件删除失败', error);
});