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<?php function preserve_shuffle(&$arr) #Shuffles the key-value associations in an array. { $keys = array_keys($arr); #extract the keys from the array. shuffle($keys); for ($index = 0, $length = count($keys); $index < $length; ++$index) { $result[$keys[$index]] = $arr[$keys[$index]]; } $arr = $result; } $arr = ["a" => "apple", "b" => "banana", "c" => "capsicum", "d" => "dill"]; preserve_shuffle($arr); var_export($arr);
Output for 7.3.1
array ( 'a' => 'apple', 'd' => 'dill', 'c' => 'capsicum', 'b' => 'banana', )
Output for 7.3.0
array ( 'c' => 'capsicum', 'a' => 'apple', 'd' => 'dill', 'b' => 'banana', )
Output for 7.2.6, 7.2.13
array ( 'c' => 'capsicum', 'b' => 'banana', 'd' => 'dill', 'a' => 'apple', )
Output for 7.2.1, 7.2.12
array ( 'b' => 'banana', 'a' => 'apple', 'd' => 'dill', 'c' => 'capsicum', )
Output for 7.2.4, 7.2.11
array ( 'd' => 'dill', 'b' => 'banana', 'c' => 'capsicum', 'a' => 'apple', )
Output for 7.1.25, 7.2.5, 7.2.10
array ( 'a' => 'apple', 'd' => 'dill', 'b' => 'banana', 'c' => 'capsicum', )
Output for 7.2.2 - 7.2.3, 7.2.9
array ( 'c' => 'capsicum', 'd' => 'dill', 'b' => 'banana', 'a' => 'apple', )
Output for 7.2.0, 7.2.8
array ( 'b' => 'banana', 'c' => 'capsicum', 'd' => 'dill', 'a' => 'apple', )
Output for 7.2.7
array ( 'd' => 'dill', 'b' => 'banana', 'a' => 'apple', 'c' => 'capsicum', )
preferences:
62.87 ms | 401 KiB | 22 Q