使用PHP消除重复值

如何使用PHP消除数组中的重复项，数组如下所示

[1] => Array
        (
            [name] => Dean
            [s_id] => 1
            [surname] => 
            [id_nr] => 84934568321
            [student_nr] => 0
            [createdate] => 0000-00-00
            [enddate] => 0000-00-00
            [count_absent] => 3
        )

    [2] => Array
        (
            [name] => Dean
            [s_id] => 1
            [surname] => 
            [id_nr] => 84934568321
            [student_nr] => 0
            [createdate] => 0000-00-00
            [enddate] => 0000-00-00
            [count_absent] => 3
        )

    [3] => Array
        (
            [name] => Dean
            [s_id] => 1
            [surname] => 
            [id_nr] => 84934568321
            [student_nr] => 0
            [createdate] => 0000-00-00
            [enddate] => 0000-00-00
            [count_absent] => 3
        )

    [4] => Array
        (
            [name] => Dean
            [s_id] => 1
            [surname] => 
            [id_nr] => 84934568321
            [student_nr] => 0
            [createdate] => 0000-00-00
            [enddate] => 0000-00-00
            [count_absent] => 3
        )

在PHP中使用array_unique$array

您还可以迭代数组并手动比较

在PHP中使用array\u unique$array

您还可以迭代数组并手动比较

$input = array("a" => "green", "red", "b" => "green", "blue", "red");
$result = array_unique($input);
print_r($result);