FwriteSync
Bun

function

fs.writeSync

function writeSync(
fd: number,
buffer: ArrayBufferView,
offset?: null | number,
length?: null | number,
position?: null | number
): number;

For detailed information, see the documentation of the asynchronous version of this API: write.

@returns

The number of bytes written.

function writeSync(
fd: number,
string: string,
position?: null | number,
encoding?: null | BufferEncoding
): number;

Synchronously writes string to the file referenced by the supplied file descriptor, returning the number of bytes written.

@param fd

A file descriptor.

@param string

A string to write.

@param position

The offset from the beginning of the file where this data should be written. If not supplied, defaults to the current position.

@param encoding

The expected string encoding.