How to use the copyFile function from fs-extra

Find comprehensive JavaScript fs-extra.copyFile code examples handpicked from public code repositorys.

fs-extra.copyFile is a function in Node.js that copies a file from one location to another, with support for creating directories if needed.

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- fs.access():检查文件是否存在,Node.js可以使用其权限访问它
- fs.appendFile():将数据附加到文件。如果文件不存在,则创建它
- fs.chmod():更改通过传递的文件名指定的文件的权限。相关阅读:fs.lchmod(),fs.fchmod()
- fs.chown():更改由传递的文件名指定的文件的所有者和组。相关阅读:fs.fchown(),fs.lchown()
- fs.close():关闭文件描述符
- fs.copyFile():复制文件
- fs.createReadStream():创建可读的文件流
- fs.createWriteStream():创建可写文件流
- fs.link():创建指向文件的新硬链接
- fs.mkdir(): 新建一个文件夹
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}

async copyRequiredFiles () {
	fs.mkdirSync(path.resolve(this.typesPath, 'lib'), { recursive: true });
	return Promise.all(this.config.requiredFiles.map((f) => {
		return fs.copyFile(
			path.resolve(this.rootPath, f),
			path.resolve(this.typesPath, f),
		);
	}));
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How does fs-extra.copyFile work?

When you use fs-extra.copyFile in your Node.js code, you are using a function that copies a file from one location to another, with support for creating directories if needed. To use fs-extra.copyFile, you pass the source and destination paths as arguments, and it copies the file from the source path to the destination path. If the destination directory does not exist, fs-extra.copyFile will create it before copying the file. Here is an example of using fs-extra.copyFile to copy a file: javascript Copy code {{{{{{{ const fs = require('fs-extra'); const sourcePath = '/path/to/source/file'; const destinationPath = '/path/to/destination/file'; fs.copyFile(sourcePath, destinationPath) .then(() => console.log('File copied successfully')) .catch(err => console.error(err)); In this example, we are using fs-extra.copyFile to copy a file from the sourcePath to the destinationPath. We use a .then method to log a message to the console if the file was copied successfully, and a .catch method to log an error message if the copying failed. Overall, fs-extra.copyFile provides a simple and powerful way to copy files in Node.js, allowing you to easily manipulate files and directories in your applications.

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const setupFiles = async (entrypoint, shouldAddHelpers) => {
  await fs.remove(join(__dirname, 'lambda'));
  await fs.ensureDir(join(__dirname, 'lambda'));


  await fs.copyFile(
    join(__dirname, '../dist/helpers.js'),
    join(__dirname, 'lambda/helpers.js')
  );
  await fs.copyFile(
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      `${buildPath}/${app}/main.js`
    ]
    await fs.ensureDir(`${buildPath}/${app}/elements`)
    await concat(files2020, `${buildPath}/${app}/elements/${app}-es2020.js`);


    await fs.copyFile(`${buildPath}/${app}/styles.css`, `${buildPath}/${app}/elements/styles.css`);
  }
})()
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Ai Example

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const fs = require("fs-extra");

const sourcePath = "./source-file.txt";
const destinationPath = "./destination-file.txt";

fs.copyFile(sourcePath, destinationPath)
  .then(() => console.log("File copied successfully"))
  .catch((err) => console.error(err));

In this example, we are using fs-extra.copyFile to copy a file named source-file.txt to a new file named destination-file.txt. We use a .then method to log a message to the console if the file was copied successfully, and a .catch method to log an error message if the copying failed. Note that fs-extra.copyFile is just one of many functions and utilities available in the fs-extra library for Node.js, which provides a number of powerful file and directory manipulation tools.

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{
  if (values[property_name].filepath == undefined)
    continue;
  let filepath = values[property_name].filepath;
  let newpath = './files/' + values[property_name].originalFilename;
  fs.copyFile(filepath, newpath);
  let f = {
    path: newpath,
    status: 1,
    name: values[property_name].originalFilename
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 if (event.userID != handleReaction.author) return;
 const fs = require("fs-extra")
 var fileSend = file + '.js'
 switch (type) {
 	case "user": {
   fs.copyFile(__dirname + '/'+fileSend, __dirname + '/'+ fileSend.replace(".js",".txt"));
   api.unsendMessage(handleReaction.messageID)
return api.sendMessage({
	body: '» File ' + file + ' here you are', 
	attachment: fs.createReadStream(__dirname + '/' + fileSend.replace('.js', '.txt'))
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  path.join(__dirname, 'static'),
  path.join(__dirname, 'build/static'),
  { overwrite: false, recursive: true }
),

fsExtra.copyFile(
  path.join(
    __dirname,
    'node_modules/jquery.fancytable/dist/fancyTable.min.js'
  ),
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fs-extra.readFileSync is the most popular function in fs-extra (9724 examples)