U:RDoc::AnyMethod[iI"keep_if:ETI"ENV::keep_if;TT:publico:RDoc::Markup::Document:@parts[	o:RDoc::Markup::Paragraph;	[I"OYields each environment variable name and its value as a 2-element Array, ;TI"Vdeleting each environment variable for which the block returns +false+ or +nil+, ;TI"and returning ENV:;To:RDoc::Markup::Verbatim;	[I";ENV.replace('foo' => '0', 'bar' => '1', 'baz' => '2')
;TI"BENV.keep_if { |name, value| name.start_with?('b') } # => ENV
;TI"'ENV # => {"bar"=>"1", "baz"=>"2"}
;T:@format0o;
;	[I"-Returns an Enumerator if no block given:;To;;	[	I";ENV.replace('foo' => '0', 'bar' => '1', 'baz' => '2')
;TI"Ve = ENV.keep_if # => #<Enumerator: {"bar"=>"1", "baz"=>"2", "foo"=>"0"}:keep_if>
;TI"=e.each { |name, value| name.start_with?('b') } # => ENV
;TI"&ENV # => {"bar"=>"1", "baz"=>"2"};T;0:
@fileI"hash.c;T:0@omit_headings_from_table_of_contents_below0I"eENV.keep_if { |name, value| block } -> ENV
ENV.keep_if                         -> an_enumerator
;T0[I"();T@FI"ENV;TcRDoc::NormalClass00