- strcmp: documentation ( source)
- print_r: documentation ( source)
- usort: documentation ( source)
<?php
function cmp($a, $b)
{
return strcmp($a["fruit"], $b["fruit"]);
}
$fruits[0]["fruit"] = "lemons";
$fruits[1]["fruit"] = "apples";
$fruits[2]["fruit"] = "grapes";
usort($fruits, "cmp");
echo '<pre>'; print_r($fruits); echo '</pre>';