kazu	2017-12-24 11:41:00 +0900 (Sun, 24 Dec 2017)

  New Revision: 61438

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=61438

  Log:
    [DOC] Improve example of IO#pread [ci skip]

  Modified files:
    trunk/io.c
Index: io.c
===================================================================
--- io.c	(revision 61437)
+++ io.c	(revision 61438)
@@ -5107,10 +5107,12 @@ pread_internal_call(VALUE arg) https://github.com/ruby/ruby/blob/trunk/io.c#L5107
  *  at end of file and <code>NotImplementedError</code> if platform does not
  *  implement the system call.
  *
- *     f = File.new("testfile")
- *     f.read           #=> "This is line one\nThis is line two\n"
- *     f.pread(12, 0)   #=> "This is line"
- *     f.pread(9, 8)    #=> "line one\n"
+ *     File.write("testfile", "This is line one\nThis is line two\n")
+ *     File.open("testfile") do |f|
+ *       p f.read           # => "This is line one\nThis is line two\n"
+ *       p f.pread(12, 0)   # => "This is line"
+ *       p f.pread(9, 8)    # => "line one\n"
+ *     end
  */
 static VALUE
 rb_io_pread(int argc, VALUE *argv, VALUE io)

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