Method first

src/jvm/clojure/lang/RT.java:710–717

(Object x)

}

static public Object first(Object x){
	if(x instanceof ISeq)
		return ((ISeq) x).first();
	ISeq seq = seq(x);
	if(seq == null)
		return null;
	return seq.first();
}

static public Object second(Object x){
	return first(next(x));