getTrimmedLanguageTag function

String getTrimmedLanguageTag(
  1. String languageTag
)

Implementation

String getTrimmedLanguageTag(
    String languageTag
    )
{
    if ( languageTag.endsWith( '--' ) )
    {
        return languageTag.substring( 0, languageTag.length - 2 );
    }
    else if ( languageTag.endsWith( '-' ) )
    {
        return languageTag.substring( 0, languageTag.length - 1 );
    }
    else
    {
        return languageTag;
    }
}