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: / opt / alt / ruby34 / share / ri / system / Array /
Filename : first-i.ri
back
U:RDoc::AnyMethod[iI"
first:ETI"Array#first;TF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[I"DReturns elements from +self+, or +nil+; does not modify +self+.;To:RDoc::Markup::BlankLine�o;
;	[I"FWith no argument given, returns the first element (if available):;T@o:RDoc::Markup::Verbatim;	[I"a = [:foo, 'bar', 2]
;TI"a.first # => :foo
;TI"a # => [:foo, "bar", 2]
;T:@format0o;
;	[I"'If +self+ is empty, returns +nil+.;T@o;;	[I"[].first # => nil
;T;
0o;
;	[I"9With a non-negative integer argument +count+ given, ;TI"Freturns the first +count+ elements (as available) in a new array:;T@o;;	[I"a.first(0)  # => []
;TI"$a.first(2)  # => [:foo, "bar"]
;TI"'a.first(50) # => [:foo, "bar", 2]
;T;
0o;
;	[I"NRelated: see {Methods for Querying}[rdoc-ref:Array@Methods+for+Querying].;T:
@fileI"
array.rb;T:0@omit_headings_from_table_of_contents_below0I"6first -> object or nil
first(count) -> new_array
;T0[�I"(n = unspecified = true);T@)FI"
Array;TcRDoc::NormalClass00