A simple Excel FOREACH formula function to iterate over an array. Add this code to Name Manager with the name FOREACH.

Excel FOREACH

# Lines starting with # are comments, they are not code.
# Paste this into Name Manager. Give the name "FOREACH"

=LAMBDA(
	arr; func; offset;
	IF(
		offset < COUNTA(arr);
		VSTACK(
			func(INDEX(arr; offset));
			FOREACH(arr; func; offset+1)
		);
		func(INDEX(arr; offset))
	)
)

# Example Usage
=FOREACH({1;2;3;4;5}; LAMBDA(x; x); 1)
=FOREACH({1;2;3;4;5}; LAMBDA(x; VSTACK(x; IF(MOD(x; 2); "Number above me is even."; "Number above me is odd."))); 1)