Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trialTatenda Andrew Kwandara
18,322 PointsAdd an OPTIONAL parameter to accept if the function should return only people who have been Treehouse teachers. If the p
how do i solve this
<?php
function get_people() {
include 'connection.php';
//add code here
try {
if ($filter) {
$sql='SELECT * FROM people WHERE treehouse = 1 ORDER BY last_name DESC';
} else {
$sql='SELECT * FROM people ORDER BY last_name DESC';
}
$results = $db->prepare($sql);
$results->execute();
return $results->fetchAll(PDO::FETCH_ASSOC);
} catch(Exception $e) {
echo "Error: " . $e->getMessage();
}
}
1 Answer
Steven Parker
231,186 PointsYou're really close! All you need now is to add your new parameter to the function definition and make it optional:
<?php
function get_people($filter = null) {
Also, that error handling was a nice touch, but not needed for the challenge. For best results with the challenges, do only what they ask for since sometimes it can confuse the validation.