REBOL [ title: "Format Decimal" date: 20-Aug-2010 file: %format-decimal.r author: Nick Antonaccio purpose: { Converts decimal numbers formatted in scientific notation to decimal notation. } ] format-decimal: func [x /local q] [ either find form x "E-" [ insert/dup (head replace (first q: parse form x "E-") "." "") "0" ((to-integer q/3) - 1) insert head q/1 "0." q/1 ] [form x] ] ; examples: format-decimal 1 / 233 format-decimal 1 / 4 format-decimal 5 * 7 format-decimal 1 / 83723923452346546467 1 / to-decimal format-decimal 1 / pi