Question

foreach ($courses as $course, $sections as $section, $example as $example)

any ways to add more than 2?

i only know the solution to 2 variables.

foreach (array_combine($courses, $sections) as $course => $section)

Answer 1

if all array has same keys then

foreach ($courses as $key => $course)
{
    echo $sections[$key], $example[$key];
}