Linux Commands Reference - Complete Linux Command Guide
Comprehensive Linux command reference with 150+ commands. Search, filter by category, and view detailed usage examples.
help
Show help for shell built-in commands
Syntax
help [-dms] [PATTERN...]Common Options
-dShow short description-mDisplay in man format-sShow syntax onlyCommon Examples
help cdView help for cd
help -d cdShort description of cd
help -m cdMan format help for cd
help -s cdShow syntax only for cd
helpList all built-in commands
help exportView help for export
help aliasView help for alias
help ifView if syntax
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