dry_select_cut_strip.rb

hash = {
    :text_data => "data",
    :name => "name",
    :from_address_select => "               name from address slect",
    :from_name => "name from name        ",
    :from_line1 => "name from line 1        ",
    :from_line2 => "name from line 2         ",
    :from_city_name => "name city name        " ,
    :from_state_name => "name from state name      ",
    :from_zip => "name from zip",
    :from_country => "name from country" ,
    :to_address_select => "name to address select",
    :to_name => "name to name n",
    :to_line1 => "name ine1 ",
    :to_line2 => "name line 2",
    :to_city_name => "name to city name",
    :to_state_name => "name to state name" ,
    :to_zip => "name to zip ",
    :to_country => "name to country"
}

puts "only inject";

# select, cut prefix, strip
# :from_zip => "  78  " convert to :zip => "78""
cut_subarray  = lambda{|prefix| 
    hash
    .inject({}){|x,(k,v)| x[k.to_s.sub(prefix,"").to_sym] = v.strip if k.to_s.start_with?(prefix); x} # remove prefix and strip value
    
}

from = cut_subarray.call("from_")
to = cut_subarray.call("to_")

puts from