Removing a value from a PHP Array

Question

Using PHP I\'m trying to remove an element from an array based on the value of the element.

For example with the following array:

Array
(
    [671] =         


        

Answer 1

foreach($array as $id => $data){
    foreach($data as $index => $offending_val){
         if($offending_val === 100){
            unset($array[$id][$index]);
         }
    }
}