Bash declare/typeset

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declare and typeset are equivalent.



Without an argument, the command will display the attributes and values of each variable name.


Returns the name of the functions declared in the current context. Returns output similar to:

declare -f backup
declare -f comma_separated_list_to_space_separated
declare -f debug
declare -f debug_args
declare -f debug_args_no_nl
declare -f get_user_name
Also see:
Function Info


Returns a functions' body.

typeset -f
declare -f
Also see:
Function Info


Used to detect when variables are used, with trap. Give each name the "trace" attribute. Traced functions inherit the DEBUG and RETURN traps from the calling shell. The trace attribute has no special meaning for variables.