#鸿蒙通关秘籍#什么是公共目录文件扫描？如何在next如如何扫描一个文件？

function startFileScanTaskUnderSpecifiedDir() {
    let `guard`: fileGuard.FileGuard = new fileGuard.FileGuard();
    let `path`: string = '/data/test';
    let `onReceiveFileList`: (files: string[]) => void = (files: Array<string>) => {
        files.forEach((`value`: string, index: number) => {
            console.info(`Succeeded in getting file: ${`value`}.`);
        })
    };
    let `onCompleteScanTask`: (count: number) => void = (`count`: number) => {
        console.info(`Succeeded in getting count: ${`count`}.`);
    };
    let `scanFileCallback`: fileGuard.ScanFileCallback = {
        onReceiveFileList: `onReceiveFileList`,
        onTaskCompleted: `onCompleteScanTask`
    };
    guard.startFileScanTask(`path`, `scanFileCallback`);
}