Search a list
var haystack = %w(Zig Zag Wally Ronald Bush Krusty Charlie Bush Bozo)
%w(Bush Washington).each { |needle|
var i = haystack.first_index{|item| item == needle}
if (i >= 0) {
say "#{i} #{needle}"
} else {
die "#{needle} is not in haystack"
}
}
Output:
4 Bush
Washington is not in haystack at find.sf line 9.
Extra credit:
var haystack = %w(Zig Zag Wally Ronald Bush Krusty Charlie Bush Bozo)
say haystack.last_index{|item| item == "Bush"}
Output:
7