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View File Name :
count-i.ri
U:RDoc::AnyMethod[iI" count:ETI"Range#count;TF: privateo:RDoc::Markup::Document: @parts[o: RDoc::Markup::Paragraph; [I"VReturns the count of elements, based on an argument or block criterion, if given.;To: RDoc::Markup::BlankLine o; ; [I"IWith no argument and no block given, returns the number of elements:;T@o:RDoc::Markup::Verbatim; [ I" (1..4).count # => 4 ;TI" (1...4).count # => 3 ;TI" ('a'..'d').count # => 4 ;TI" ('a'...'d').count # => 3 ;TI"%(1..).count # => Infinity ;TI"%(..4).count # => Infinity ;T: @format0o; ; [I"MWith argument +object+, returns the number of +object+ found in +self+, ;TI"'which will usually be zero or one:;T@o; ; [I" (1..4).count(2) # => 1 ;TI" (1..4).count(5) # => 0 ;TI" (1..4).count('a') # => 0 ;T; 0o; ; [I"<With a block given, calls the block with each element; ;TI"Oreturns the number of elements for which the block returns a truthy value:;T@o; ; [I"2(1..4).count {|element| element < 3 } # => 2 ;T; 0o; ; [I"Related: Range#size.;T: @fileI" range.c;T:0@omit_headings_from_table_of_contents_below0I"Qcount -> integer count(object) -> integer count {|element| ... } -> integer ;T0[ I" (*args);T@-FI" Range;TcRDoc::NormalClass00