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example showing caching of a method's results into a local variable.
Added not about using an explicit receiver to call a method that
matches a local variable. Suggested by markov_twain on twitter.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38901 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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more clear that local variables are created by the parser, not
execution. Thanks to John Hawthorn.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38881 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* doc/syntax/methods.rdoc: ditto.
* doc/syntax.rdoc: Added link to assignment document
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38880 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38878 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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