Now it’s time to check your mirrors, look over your shoulders and try to pick a line down the hill.
接下来检查你的后视镜,看看后方,选择一条下山路线。
This is because this time, the if statement on line 2 is now true, and "o" is simply returned. The recursion unwinds as follows.
这是因为这一次,第2行中的if语句现在为true,并且简单地返回了“ o ”。
Now that you know the basics of tput from the command line, it's time to focus on putting what you've learned into a shell script along with some other features.
现在您已经了解了从命令行中执行 tput 的基本知识,下面我们将重点讲述如何将您学到的知识连同其他一些功能用到 shell 脚本中。
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