$query = "SELECT * FROM ingredientlist WHERE ingredientID='$ingredientID[]'";
i'd like the output query to resemble something similar to.. SELECT * FROM ingredientlist WHERE ingredientID='$ingredientID[1]' && ingredientID='$ingredientID[2]' && ingredientID='$ingredientID[3]' and so on...
how do i loop through this? i can't figure it out for the life of me..
Sounds like you want to use the OR operator:
...WHERE ingredientID='$ingredientID[1]' OR ingredientID='$ingredientID[2]' OR ingredientID='$ingredientID[3]'
or perhaps the IN operator:
...WHERE ingredientID IN('$ingredientID[1]', '$ingredientID[2]', '$ingredientID[3]')