如何获得所有可用的Shell命令的列表

问题描述：

在典型的Linux shell(bash)中，可以两次单击tab键，以获得所有可用的shell命令的列表.

In a typical Linux shell (bash) it is possible to to hit tab twice, to get a list of all available shell commands.

是否存在具有相同行为的命令?我想将其传送到 grep 并进行搜索.

Is there a command which has the same behaviour? I want to pipe it into grep and search it.

答

您可以使用compgen.例如:

You could use compgen. For example:

compgen -c

您也可以像这样对它进行grep:

You also could grep it, like this:

compgen -c | grep top$