관리-도구

편집 파일: rindex-i.yaml

--- !ruby/object:RI::MethodDescription aliases: [] block_params: comment: - !ruby/struct:SM::Flow::P body: Returns the index of the last occurrence of the given <em>substring</em>, character (<em>fixnum</em>), or pattern (<em>regexp</em>) in <em>str</em>. Returns <tt>nil</tt> if not found. If the second parameter is present, it specifies the position in the string to end the search---characters beyond this point will not be considered. - !ruby/struct:SM::Flow::VERB body: " &quot;hello&quot;.rindex('e') #=&gt; 1\n &quot;hello&quot;.rindex('l') #=&gt; 3\n &quot;hello&quot;.rindex('a') #=&gt; nil\n &quot;hello&quot;.rindex(101) #=&gt; 1\n &quot;hello&quot;.rindex(/[aeiou]/, -2) #=&gt; 1\n" full_name: String#rindex is_singleton: false name: rindex params: | str.rindex(substring [, fixnum]) => fixnum or nil str.rindex(fixnum [, fixnum]) => fixnum or nil str.rindex(regexp [, fixnum]) => fixnum or nil visibility: public