Question from the PHP5 test
PHP error.
Medium
What will the following script display?
<?php
 function foo(&$a = 8) {
    $b = &$a;
    $b -= $a + 3;
    return $b;
  }
  $a = foo(4);
  echo $a;
?>
Author: Mathieu RobinStatus: PublishedQuestion passed 66 times
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