The following arrays contain one digit ( both cardinal and ordinal forms ) , two digit ( < 20 , ordinal forms ) numbers , and multiples ( ordinal forms ) and powers of 10.
let single_digits_temp = [ " " , " " , " " , " " , " " , " " , " " , " " , " " , " " ] ; let single_digits = [ " " , " " , " " , " " , " " , " " , " " , " " , " " , " " ] ; let two_digits = [ " " , " " , " " , " " , " " , " " , " " , " " , " " , " " , " " ] ; let tens_multiple = [ " " , " " , " " , " " , " " , " " , " " , " " , " " , " " ] ; let tens_power = [ " " , " " ] ; let word = " " ;