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View File Name :
update-c.ri
U:RDoc::AnyMethod[iI" update:ETI"ENV::update;TT: publico:RDoc::Markup::Document: @parts[o: RDoc::Markup::Paragraph; [I"+ENV.update is an alias for ENV.merge!.;To: RDoc::Markup::BlankLine o; ; [I"FAdds to ENV each key/value pair in the given +hash+; returns ENV:;To:RDoc::Markup::Verbatim; [I"-ENV.replace('foo' => '0', 'bar' => '1') ;TI"bENV.merge!('baz' => '2', 'bat' => '3') # => {"bar"=>"1", "bat"=>"3", "baz"=>"2", "foo"=>"0"} ;T: @format0o; ; [I":Deletes the ENV entry for a hash value that is +nil+:;To; ; [I"JENV.merge!('baz' => nil, 'bat' => nil) # => {"bar"=>"1", "foo"=>"0"} ;T; 0o; ; [I"OFor an already-existing name, if no block given, overwrites the ENV value:;To; ; [I"<ENV.merge!('foo' => '4') # => {"bar"=>"1", "foo"=>"4"} ;T; 0o; ; [I"3For an already-existing name, if block given, ;TI"9yields the name, its ENV value, and its hash value; ;TI"3the block's return value becomes the new name:;To; ; [I"oENV.merge!('foo' => '5') { |name, env_val, hash_val | env_val + hash_val } # => {"bar"=>"1", "foo"=>"45"} ;T; 0o; ; [I"7Raises an exception if a name or value is invalid ;TI"Q(see {Invalid Names and Values}[#class-ENV-label-Invalid+Names+and+Values]);;To; ; [ I"-ENV.replace('foo' => '0', 'bar' => '1') ;TI"{ENV.merge!('foo' => '6', :bar => '7', 'baz' => '9') # Raises TypeError (no implicit conversion of Symbol into String) ;TI"'ENV # => {"bar"=>"1", "foo"=>"6"} ;TI"{ENV.merge!('foo' => '7', 'bar' => 8, 'baz' => '9') # Raises TypeError (no implicit conversion of Integer into String) ;TI"'ENV # => {"bar"=>"1", "foo"=>"7"} ;T; 0o; ; [I"?Raises an exception if the block returns an invalid name: ;TI"Q(see {Invalid Names and Values}[#class-ENV-label-Invalid+Names+and+Values]):;To; ; [I"ENV.merge!('bat' => '8', 'foo' => '9') { |name, env_val, hash_val | 10 } # Raises TypeError (no implicit conversion of Integer into String) ;TI"3ENV # => {"bar"=>"1", "bat"=>"8", "foo"=>"7"} ;T; 0o; ; [I")Note that for the exceptions above, ;TI"Khash pairs preceding an invalid name or value are processed normally; ;TI"!those following are ignored.;T: @fileI" hash.c;T:0@omit_headings_from_table_of_contents_below0I"šENV.update(hash) -> ENV ENV.update(hash) { |name, env_val, hash_val| block } -> ENV ENV.merge!(hash) -> ENV ENV.merge!(hash) { |name, env_val, hash_val| block } -> ENV ;T0[ I" (p1);T@BFI"ENV;TcRDoc::NormalClass00