Linux common commands -95: help

The function of the help command is to display help information, and it can output the help content of shell internal commands, but it cannot be used for external commands. You can use the man or info command to view it.

Syntax format: help [parameter] command name

Common parameters:


 #查看cd命令的帮助help cd # 输出cd命令的简短帮助信息help -d cd

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