close_write() public

Closes the write end of a duplex I/O stream (i.e., one that contains both a read and a write stream, such as a pipe). Will raise an IOError if the stream is not duplexed.

   f = IO.popen("/bin/sh","r+")
   f.print "nowhere"


   prog.rb:3:in `write': not opened for writing (IOError)
    from prog.rb:3:in `print'
    from prog.rb:3
Show source
Register or log in to add new notes.