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U:RDoc::AnyMethod[iI"invert:ETI"Hash#invert;TF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[	I"JReturns a new hash created by using <i>hsh</i>'s values as keys, and ;TI"the keys as values. ;TI"IIf a key with the same value already exists in the <i>hsh</i>, then ;TI"Othe last one defined will be used, the earlier value(s) will be discarded.;To:RDoc::Markup::BlankLine�o:RDoc::Markup::Verbatim;	[I"Fh = { "n" => 100, "m" => 100, "y" => 300, "d" => 200, "a" => 0 }
;TI";h.invert   #=> {0=>"a", 100=>"m", 200=>"d", 300=>"y"}
;T:@format0o;
;	[I"GIf there is no key with the same value, Hash#invert is involutive.;T@o;;	[I"h = { a: 1, b: 3, c: 4 }
;TI"#h.invert.invert == h #=> true
;T;
0o;
;	[I"KThe condition, no key with the same value, can be tested by comparing ;TI"the size of inverted hash.;T@o;;	[I""# no key with the same value
;TI"h = { a: 1, b: 3, c: 4 }
;TI"&h.size == h.invert.size #=> true
;TI"
;TI"-# two (or more) keys has the same value
;TI"h = { a: 1, b: 3, c: 1 }
;TI"&h.size == h.invert.size #=> false;T;
0:
@fileI"hash.c;T:0@omit_headings_from_table_of_contents_below0I"hsh.invert -> new_hash
;T0[�I"();T@*FI"	Hash;TcRDoc::NormalClass00