Write buffer
to the file.
The promise is fulfilled with an object containing two properties:
It is unsafe to use filehandle.write()
multiple times on the same file without waiting for the promise to be fulfilled (or rejected). For this scenario, use filehandle.createWriteStream()
.
On Linux, positional writes do not work when the file is opened in append mode. The kernel ignores the position argument and always appends the data to the end of the file.