Switch PHP

Question

Why this:

$char a = 'a';
switch ($char) {
case 'a':
echo 'b',
case 'b':
echo 'a'
}

will output 'ba'
can someone explain it to me?
switch is returning echo or what

Answer 1

You used a comma ',' instead of semi-colon ';' after the first echo statement

Answer 2

ah thanks