method
in_groups
v3.2.8 -
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Class: Array
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in_groups(number, fill_with = nil)
public
Splits or iterates over the array in number of groups, padding any remaining slots with fill_with unless it is false.
%w(1 2 3 4 5 6 7 8 9 10).in_groups(3) {|group| p group} ["1", "2", "3", "4"] ["5", "6", "7", nil] ["8", "9", "10", nil] %w(1 2 3 4 5 6 7).in_groups(3, ' ') {|group| p group} ["1", "2", "3"] ["4", "5", " "] ["6", "7", " "] %w(1 2 3 4 5 6 7).in_groups(3, false) {|group| p group} ["1", "2", "3"] ["4", "5"] ["6", "7"]