sub search {
  my $wanted = shift;
  foreach my $path (@_) {
   print "Searching in '$path'\n";
   find($wanted, $path);
  }
}

##</code><code>##

paths.each do
  |path|
  puts "Searching in %{path}"
  find(wanted, path)
end

##</code><code>##

 
irb(main):006:0> wanted = "c"
=> "c"

irb(main):021:0> def search (paths, &block)
irb(main):022:1>    paths.each &block
irb(main):023:1> end 

irb(main):028:0> search ["a", "b", "c"] do
irb(main):029:1*   |path|
irb(main):030:1*   puts "Searching in #{path}"
irb(main):031:1>   puts wanted == path
irb(main):032:1> end
Searching in a
false
Searching in b
false
Searching in c
true