shithub: kwa

ref: 4defc0a705893f36adeed5ffd358b4d178ee8f31
dir: /test/t.fun5/

function f(a) {
	return split($0, a)
}
{
	print
	n = f(x)
	for (i = 1; i <= n; i++)
		print "	" x[i]
}