How to combine strings inside foreach into single string PHP

Question

I have code like this

$word = \'foo\';
$char_buff = str_split($word);

foreach ($char_buff as $chars){
    echo var_dump($chars);
}

The out

Answer 1

Maybe some of you are looking for this answer. I think var_dump() is no longer necessary for this problem.

Here is the HTML

	A 
	B 
	C 
	D