public static String concatenate(EvaluationContext ctx, Object... args) {
        StringBuilder sb = new StringBuilder();
        for (Object arg : args) {
            sb.append(Conversions.toString(arg, ctx));
        }
        return sb.toString();
    }
public static String concatenate ( EvaluationContext ctx , Object ... args ) { StringBuilder sb = new StringBuilder ( ) ; for ( Object arg : args ) { sb . append ( Conversions . toString ( arg , ctx ) ) ; } return sb . toString ( ) ; }
Joins text strings into one text string