tryphp_func_uasort.php:
<!DOCTYPE html> <html> <body> <?php function my_sort($a,$b) { if ($a==$b) return 0; return ($a<$b)?-1:1; } $arr=array("a"=>4,"b"=>2,"c"=>8,"d"=>6); uasort($arr,"my_sort"); foreach($arr as $x=>$x_value) { echo "Key=" . $x . ", Value=" . $x_value; echo "<br>"; } ?> </body> </html>
Key=b, Value=2
Key=a, Value=4
Key=d, Value=6
Key=c, Value=8