validRange
external fun validRange(range: String?, optionsOrLoose: Boolean = definedExternally): String?(source)
external fun validRange(range: String?, optionsOrLoose: RangeOptions = definedExternally): String?(source)
external fun validRange(range: Range?, optionsOrLoose: Boolean = definedExternally): String?(source)
external fun validRange(range: Range?, optionsOrLoose: RangeOptions = definedExternally): String?(source)
Return the valid range or null if it's not valid