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author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-02-16 16:59:09 +0000 |
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committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-02-16 16:59:09 +0000 |
commit | 9d6dd89400847790875e7a60085530817dfb5541 (patch) | |
tree | 6a0ea474e328ec9ed149e208dadba22ad84dcbf4 /range.c | |
parent | 954b8281834fa095d53279a7effb1352aedc7f8c (diff) |
merge revision(s) r44549: [Backport #9387]
* range.c (Range#size): [DOC] improve description and add examples.
Patch by @skade. [Fixes GH-501]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@45013 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'range.c')
-rw-r--r-- | range.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -696,9 +696,12 @@ sym_each_i(VALUE v, void *arg) * call-seq: * rng.size -> num * - * Returns the number of elements in the range. + * Returns the number of elements in the range. Both the begin and the end of + * the Range must be Numeric, otherwise nil is returned. * * (10..20).size #=> 11 + * ('a'..'z').size #=> nil + * (-Float::INFINITY..Float::INFINITY).size #=> Infinity */ static VALUE |