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<!DOCTYPE html> <html> <body> <?php $my_array = array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow","e"=>"purple"); shuffle($my_array); print_r($my_array); ?> <p>刷新页面可查看 shuffle() 如何随机化数组中元素的顺序。</p> </body> </html>