Returns the script for this locale, which should
either be the empty string or an ISO 15924 4-letter script
code. The first letter is uppercase and the rest are
lowercase, for example, 'Latn', 'Cyrl'.
@return The script code, or the empty string if none is defined.
@see #getDisplayScript
Returns the script for this locale, which should either be the empty string or an ISO 15924 4-letter script code. The first letter is uppercase and the rest are lowercase, for example, 'Latn', 'Cyrl'.
@return The script code, or the empty string if none is defined. @see #getDisplayScript