Get the current array key inside foreach

Question

Ok so, I am building something for my employer for them to input products, they have very specific requirements. I have a form with dynamically generated fields like so... (obvi

Answer 1

 inputted value = height
 inputted value = width

foreach ($_POST['attribute'] as $attributes){
    echo key($attributes).' '.$attributes.'
';
}

Note here that you are looping over the attribute array in post. $attributes is the value for each field (and is therefore not an array.

Instead of using key() try:

foreach ($_POST['attribute'] as $attributeKey => $attributes){
    echo $attributeKey.' '.$attributes.'
';
}