U:RDoc::AnyMethod[iI" uniq!:ETI"Array#uniq!;TF: publico:RDoc::Markup::Document: @parts[o:RDoc::Markup::Paragraph; [I",Removes duplicate elements from +self+.;To:RDoc::Markup::BlankLineo; ; [I"HIf a block is given, it will use the return value of the block for ;TI"comparison.;T@o; ; [I"KIt compares values using their #hash and #eql? methods for efficiency.;T@o; ; [I"D+self+ is traversed in order, and the first occurrence is kept.;T@o; ; [I"MReturns +nil+ if no changes are made (that is, no duplicates are found).;T@o:RDoc::Markup::Verbatim; [ I"%a = [ "a", "a", "b", "b", "c" ] ;TI"$a.uniq! # => ["a", "b", "c"] ;TI" ;TI"b = [ "a", "b", "c" ] ;TI"b.uniq! # => nil ;TI" ;TI"Gc = [["student","sam"], ["student","george"], ["teacher","matz"]] ;TI"Kc.uniq! { |s| s.first } # => [["student", "sam"], ["teacher", "matz"]];T: @format0: @fileI" array.c;T:0@omit_headings_from_table_of_contents_below0I"Sary.uniq! -> ary or nil ary.uniq! { |item| ... } -> ary or nil ;T0[I"();T@&FI" Array;TcRDoc::NormalClass00