<div class="codebody" id="code72870">
<?PHP
$a = array(
'Sunday' => array(0,'7th'),
'Friday' => array(5,'5th'),
'Tuesday'=> array(2,'2nd')); function my_compare($a,$b) {
if ($a[1] < $b[1])
return -1;
else if ($a[1] == $b[1])
return 0;
else
return 1;
}
//按$a数组的值的第二个元素(7th,5th,2nd)进行排序
uasort($a,'my_compare');
foreach($a as $key => $value) {
echo "$key : $value[0] $value[1]
";
}
//按$a数组的关键字的第二个字符(r,u,u)进行排序
uksort($a,'my_compare');
foreach($a as $key => $value) {
echo "$key : $value[0] $value[1]
";
} ?>