如何以一种人类可读的格式输出(到日志)一个多级数组?

I'm working on a drupal site and when debugging, I am always having to read through long, nested arrays. As a result, a large portion of my life is spent using the arrow, return, and tab keys, to split up 1000+ character strings into a nested, readable format.I'm working on a drupal site and when debugging