- よくきたWiki

† uksort $ php -r ' $foo = array( 0=>"a", 1=>"b", 2=>"c", "d"=>3, "e"=>4, "05"=>"f", "06"=>"g", "h"=>"07", "i"=>"08" ); var_dump($foo); function foo_sort( $a, $b) { return mt_rand( -1, 1); } uksort( $foo, "foo_sort"); var_dump( $foo);' array(9) { [0]=> string(1) "a" [1]=> string(1) "b" [2]=> string(1) "c" ["d"]=> int(3) ["e"]=> int(4) ["05"]=> string(1) "f" ["06"]=> string(1) "g" ["h"]=> string(2)

[koyhoge]

key/valueのペアを維持したままshuffle