PHP krsort

1.什么都不想说了，干么没事放那么悲伤的歌呢？回忆里我还是对代码懵懵懂懂的无知青年！也许不是青年，只是少年...

 1 <?php
 2 $arr = [
 3     1 => ‘Zhangbiyu‘,
 4     2 => ‘Love‘,
 5     3 => ‘Lvpeilin‘,
 6 ];
 7
 8 echo ‘May ‘ . implode(‘ ‘,$arr) ."!\n";
 9 krsort($arr);
10 echo ‘But Must ‘ .implode(‘ ‘,$arr)."!\n";