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next-i.ri
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U:RDoc::AnyMethod[iI" next:ETI"String#next;TF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph; [I"EReturns the successor to +self+. The successor is calculated by ;TI"incrementing characters.;To:RDoc::Markup::BlankLine o; ; [I"JThe first character to be incremented is the rightmost alphanumeric: ;TI"6or, if no alphanumerics, the rightmost character:;T@o:RDoc::Markup::Verbatim; [I"#'THX1138'.succ # => "THX1139" ;TI"''<<koala>>'.succ # => "<<koalb>>" ;TI"'***'.succ # => '**+' ;T:@format0o; ; [I"LThe successor to a digit is another digit, "carrying" to the next-left ;TI"Jcharacter for a "rollover" from 9 to 0, and prepending another digit ;TI"if necessary:;T@o;; [I"'00'.succ # => "01" ;TI"'09'.succ # => "10" ;TI"'99'.succ # => "100" ;T; 0o; ; [I"CThe successor to a letter is another letter of the same case, ;TI"9carrying to the next-left character for a rollover, ;TI":and prepending another same-case letter if necessary:;T@o;; [I"'aa'.succ # => "ab" ;TI"'az'.succ # => "ba" ;TI"'zz'.succ # => "aaa" ;TI"'AA'.succ # => "AB" ;TI"'AZ'.succ # => "BA" ;TI"'ZZ'.succ # => "AAA" ;T; 0o; ; [ I"IThe successor to a non-alphanumeric character is the next character ;TI";in the underlying character set's collating sequence, ;TI"9carrying to the next-left character for a rollover, ;TI"3and prepending another character if necessary:;T@o;; [I"s = 0.chr * 3 ;TI"s # => "\x00\x00\x00" ;TI" s.succ # => "\x00\x00\x01" ;TI"s = 255.chr * 3 ;TI"s # => "\xFF\xFF\xFF" ;TI"$s.succ # => "\x01\x00\x00\x00" ;T; 0o; ; [I"NCarrying can occur between and among mixtures of alphanumeric characters:;T@o;; [ I"s = 'zz99zz99' ;TI"s.succ # => "aaa00aa00" ;TI"s = '99zz99zz' ;TI"s.succ # => "100aa00aa" ;T; 0o; ; [I"@The successor to an empty +String+ is a new empty +String+:;T@o;; [I"''.succ # => "";T; 0: @fileI" string.c;T:0@omit_headings_from_table_of_contents_below000[ I"();T@MFI"String;TcRDoc::NormalClass0[@PFI" succ;T