Emacs: Show Variable Value and Doc

Show Variable Doc

Alt+x describe-variable

Show a variable's inline documentation and its current value.

🛑 WARNING: some variable are Buffer Local Variable. When looking up a buffer local variable, be sure you are in the right buffer when calling describe-variable.

Show Variable Value

via describe-variable

Alt+x describe-variable

via eval-last-sexp

1. type the variable name in a buffer
2. Alt+x eval-last-sexp.
3. Result is shown in Messages Buffer

Sample Variables

• user-init-file
• tab-width
• load-path
• find-file-hook