Instructions for the fs.fchmodSync method in node.js

method description:

fchmod().

syntax:

fs.fchmodSync(fd, mode)

Since this method belongs to the fs module, the fs module (var fs= require(" fs ")) needs to be introduced before use.

receive parameter:

fd                           file descriptor

mode                   file permissions

source code:

fs.fchmodSync = function(fd, mode) {

  return binding.fchmod(fd, modeNum(mode));

};