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View File Name :
each_index-i.ri
U:RDoc::AnyMethod[iI"each_index:ETI"Array#each_index;TF: publico:RDoc::Markup::Document: @parts[o: RDoc::Markup::Paragraph; [I"!Iterates over array indexes.;To: RDoc::Markup::BlankLine o; ; [I"JWhen a block given, passes each successive array index to the block; ;TI"returns +self+:;To:RDoc::Markup::Verbatim; [I"a = [:foo, 'bar', 2] ;TI":a.each_index {|index| puts "#{index} #{a[index]}" } ;T: @format0o; ; [I" Output:;To; ; [I" 0 foo ;TI" 1 bar ;TI" 2 2 ;T; 0o; ; [I"6Allows the array to be modified during iteration:;To; ; [I"a = [:foo, 'bar', 2] ;TI">a.each_index {|index| puts index; a.clear if index > 0 } ;T; 0o; ; [I" Output:;To; ; [I"0 ;TI"1 ;T; 0o; ; [I"4When no block given, returns a new \Enumerator:;To; ; [ I"a = [:foo, 'bar', 2] ;TI"e = a.each_index ;TI"7e # => #<Enumerator: [:foo, "bar", 2]:each_index> ;TI"8a1 = e.each {|index| puts "#{index} #{a[index]}"} ;T; 0o; ; [I" Output:;To; ; [I" 0 foo ;TI" 1 bar ;TI" 2 2 ;T; 0o; ; [I"#Related: #each, #reverse_each.;T: @fileI" array.c;T:0@omit_headings_from_table_of_contents_below0I"Larray.each_index {|index| ... } -> self array.each_index -> Enumerator ;T0[ I"();T@AFI" Array;TcRDoc::NormalClass00