Description of the fs. fchmod method in node. js, node. jsfs. fchmod
Method description:
Change the File Permission (file descriptor ).
Syntax:
Copy codeThe Code is as follows:
Fs. fchmod (fd, mode, [callback (err)])
Because this method belongs to the fs module, we need to introduce the fs module (var fs = require ("fs") before use "))
Receiving parameters:
Fd file descriptor
Mode File Permission
Callback, passing the exception parameter err
Example:
Copy codeThe Code is as follows:
Fs.open('content.txt ', 'A', function (err, fd ){
If (err ){
Throw err;
}
Fs. fchmod (fd, 0777, function (err ){
If (err ){
Throw err;
}
Console. log ('fchmod complete ');
Fs. close (fd, function (){
Console. log ('done ');
});
})
});
Source code:
Copy codeThe Code is as follows:
Fs. fchmod = function (fd, mode, callback ){
Binding. fchmod (fd, modeNum (mode), makeCallback (callback ));
};