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ubermaniac / keybase.md
Created September 10, 2019 19:38

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ubermaniac / covertToHierarchy.php
Last active June 15, 2025 05:03
Convert a DB result of parent/child items into a hierarchical array
<?php
// -- Only one caveat : The results must be ordered so that an item's parent will be processed first.
// -- Simulate a DB result
$results = array();
$results[] = array('id' => 'a', 'parent' => '', 'name' => 'Johnny');
$results[] = array('id' => 'b', 'parent' => 'a', 'name' => 'Bobby');
$results[] = array('id' => 'c', 'parent' => 'b', 'name' => 'Marky');
$results[] = array('id' => 'd', 'parent' => 'a', 'name' => 'Ricky');