@Override public Xform<A> dropWhile(Fn1<? super A,Boolean> predicate) {
        if (predicate == null) { throw new IllegalArgumentException("Can't dropWhile without a function."); }
        return new DropWhileDesc<>(this, predicate);
    }
@Override public Xform<A> dropWhile(Fn1<? super A,Boolean> predicate) {
        if (predicate == null) { throw new IllegalArgumentException("Can't dropWhile without a function."); }
        return new DropWhileDesc<>(this, predicate);
    }
@ Override public Xform < A > dropWhile ( Fn1 < ? super A , Boolean > predicate ) { if ( predicate == null ) { throw new IllegalArgumentException ( "Can't dropWhile without a function." ) ; } return new DropWhileDesc <> ( this , predicate ) ; }
The number of items to drop from the beginning of the output.
The number of items to drop from the beginning of the output .