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[DOC] Use File.open with block instead of File.new without close [ci skip]

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61433 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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kazu 2017-12-24 01:26:46 +00:00
parent 9fe26ef8de
commit 13247fa417
1 changed files with 4 additions and 3 deletions
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io.c
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@ -5175,8 +5175,9 @@ internal_pwrite_func(void *ptr)
* Raises <code>SystemCallError</code> on error and <code>NotImplementedError</code> * Raises <code>SystemCallError</code> on error and <code>NotImplementedError</code>
* if platform does not implement the system call. * if platform does not implement the system call.
* *
* f = File.new("out", "w") * File.open("out", "w") do |f|
* f.pwrite("ABCDEF", 3) #=> 6 * f.pwrite("ABCDEF", 3) #=> 6
* end
* *
* File.read("out") #=> "\u0000\u0000\u0000ABCDEF" * File.read("out") #=> "\u0000\u0000\u0000ABCDEF"
*/ */