File.world_writable?(file_name) â fixnum or nil
Class Public methods
If file_name is writable by others, returns an integer
representing the file permission bits of file_name. Returns
nil otherwise. The meaning of the bits is platform dependent;
on Unix systems, see stat(2).
file_name can be an IO object.
File.world_writable?("/tmp") #=> 511
m = File.world_writable?("/tmp")
sprintf("%o", m) #=> "777"
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