Method isZipCode

src/main/java/com/jdon/util/UtilValidate.java:607–613

isZIPCode returns true if string s is a valid U.S. ZIP code. Must be 5 or 9 digits only.

(String s)

    /** isZIPCode returns true if string s is a valid U.S. ZIP code.  Must be 5 or 9 digits only. */
    public static boolean isZipCode(String s) {
        if (isEmpty(s)) return defaultEmptyOK;

        String normalizedZip = stripCharsInBag(s, ZipCodeDelimiters);

        return (isInteger(normalizedZip) && ((normalizedZip.length() == digitsInZipCode1) || (normalizedZip.length() == digitsInZipCode2)));
    }

    /** Returns true if string s is a valid contiguous U.S. Zip code.  Must be 5 or 9 digits only. */
    public static boolean isContiguousZipCode(String s) {