美化带有可变键的数组路径

Question

如何解决此问题：

Array
(
    [0] => 1.0 - Classic
    [1] => 1.0 - Legends of Azeroth
    [2] => 01. Main Theme.mp3
)

进入：

1.0 - Classic/1.0 - Legends of Azeroth/01. Main Theme.mp3

注意：

There may be more than 3 keys.

Answer 1

尝试implode（a / k / a join）：

implode('/', $theArray);