在我的节点应用程序中,我需要删除一个目录,其中有一些文件,但fs。Rmdir只适用于空目录。我该怎么做呢?
当前回答
大多数在Node.js中使用fs的人都希望函数能够接近“Unix方式”来处理文件。我使用fs-extra来带来所有很酷的东西:
fs-extra包含了普通Node.js中不包含的方法 fs包。如mkdir -p、cp -r、rm -rf等。
更好的是,fs-extra是本地fs的替代品。fs中的所有方法都是未修改的,并附加到它。 这意味着你可以用fs-extra替换fs:
// this can be replaced
const fs = require('fs')
// by this
const fs = require('fs-extra')
然后你可以这样删除一个文件夹:
fs.removeSync('/tmp/myFolder');
//or
fs.remove('/tmp/myFolder', callback);
其他回答
截至节点v14(2020年10月),fs模块有fs。rm和rs.rmSync支持递归非空目录解链接:
https://nodejs.org/docs/latest-v14.x/api/fs.html#fs_fs_rm_path_options_callback
所以你现在可以这样做:
const fs = require('fs');
fs.rm('/path/to/delete', { recursive: true }, () => console.log('done'));
or:
const fs = require('fs');
fs.rmSync('/path/to/delete', { recursive: true });
console.log('done');
下面是@SharpCoder的答案的异步版本
const fs = require('fs');
const path = require('path');
function deleteFile(dir, file) {
return new Promise(function (resolve, reject) {
var filePath = path.join(dir, file);
fs.lstat(filePath, function (err, stats) {
if (err) {
return reject(err);
}
if (stats.isDirectory()) {
resolve(deleteDirectory(filePath));
} else {
fs.unlink(filePath, function (err) {
if (err) {
return reject(err);
}
resolve();
});
}
});
});
};
function deleteDirectory(dir) {
return new Promise(function (resolve, reject) {
fs.access(dir, function (err) {
if (err) {
return reject(err);
}
fs.readdir(dir, function (err, files) {
if (err) {
return reject(err);
}
Promise.all(files.map(function (file) {
return deleteFile(dir, file);
})).then(function () {
fs.rmdir(dir, function (err) {
if (err) {
return reject(err);
}
resolve();
});
}).catch(reject);
});
});
});
};
同步删除文件夹
const fs = require('fs');
const Path = require('path');
const deleteFolderRecursive = function (directoryPath) {
if (fs.existsSync(directoryPath)) {
fs.readdirSync(directoryPath).forEach((file, index) => {
const curPath = path.join(directoryPath, file);
if (fs.lstatSync(curPath).isDirectory()) {
// recurse
deleteFolderRecursive(curPath);
} else {
// delete file
fs.unlinkSync(curPath);
}
});
fs.rmdirSync(directoryPath);
}
};
方法删除非空目录
rmdir(path,{recursive:true,force:true}
rm(path,{recursive:true,force:true}
将工作
代码片段:
const fsp = require("fs/promises");
deleteDirRecursively("./b");
removeRecursively("./BCD/b+");
async function deleteDirRecursively(dirPath) {
try {
// fsPromises.rmdir() on a file (not a directory) results in the promise being rejected
// with an ENOENT error on Windows and an ENOTDIR error on POSIX.
// To get a behavior similar to the rm -rf Unix command,
// use fsPromises.rm() with options { recursive: true, force: true }.
//will not thorw error if dir is empty
//will thow error if dir is not present
await fsp.rmdir(dirPath, { recursive: true, force: true });
console.log(dirPath, "deleted successfully");
} catch (err) {
console.log(err);
}
async function removeRecursively(path) {
try {
//has ability to remove both file and dir
//can delete dir recursively and forcefully
//will delete an empty dir.
//will remove all the contents of a dir.
// the only difference between rmdir and rm is that rmdir can only delete dir's
await fsp.rm(path, { recursive: true, force: true });
console.log(path, "deleted successfully");
} catch (err) {
console.log(err);
}
}
❄️您可以使用graph-fs
directory.delete()
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