github.com/benhoyt/goawk@v1.8.1/testdata/t.fun4 (about)

     1  function f(a, n) {
     2  	for (i=1; i <= n; i++)
     3  		print "	" a[i]
     4  }
     5  
     6  {	print
     7  	n = split($0, x)
     8  	f(x, n)
     9  }