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U:RDoc::AnyMethod[iI"sum:ETI"Enumerable#sum;TF: publico:RDoc::Markup::Document: @parts[o: RDoc::Markup::Paragraph; [I"With no block given, ;TI"9returns the sum of +initial_value+ and the elements:;To: RDoc::Markup::BlankLine o:RDoc::Markup::Verbatim; [I"%(1..100).sum # => 5050
;TI"%(1..100).sum(1) # => 5051
;TI"*('a'..'d').sum('foo') # => "fooabcd"
;T: @format0o;
; [I"IGenerally, the sum is computed using methods + and +each+; ;TI"Cfor performance optimizations, those methods may not be used, ;TI"Gand so any redefinition of those methods may not have effect here.;T@o;
; [I"LOne such optimization: When possible, computes using Gauss's summation ;TI" formula n(n+1)/2:;T@o; ; [I"#100 * (100 + 1) / 2 # => 5050
;T;
0o;
; [I" 30
;TI";(1..4).sum(100) {|i| i*i } # => 130
;TI".h = {a: 0, b: 1, c: 2, d: 3, e: 4, f: 5}
;TI"9h.sum {|key, value| value.odd? ? value : 0 } # => 9
;TI"=('a'..'f').sum('x') {|c| c < 'd' ? c : '' } # => "xabc";T;
0:
@fileI" enum.c;T:0@omit_headings_from_table_of_contents_below0I"isum(initial_value = 0) -> number
sum(initial_value = 0) {|element| ... } -> object
;T0[ I" (*args);T@,FI"Enumerable;TcRDoc::NormalModule00