method
fileno
v2_6_3 -
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Class: Dir
- 1_8_6_287
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- 2_1_10
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fileno()
public
Returns the file descriptor used in dir.
d = Dir.new("..") d.fileno #=> 8
This method uses dirfd() function defined by POSIX 2008. NotImplementedError is raised on other platforms, such as Windows, which doesn’t provide the function.