我有一个未定义长度的多维数组,看起来像
Array
(
    [0] => Array
        (
            [price] => 75
        )
    [1] => Array
        (
            [price] => 90
        )
    [2] => Array
        (
            [price] => 95
        )
    [3] => Array
        (
            [price] => 130
        )
)
如何获取数组中最后一个元素的价格值?
干杯