\section functions functions - print or erase functions \subsection function-synopsis Synopsis <tt>functions [-e] FUNCTIONS...</tt> \subsection functions-description Description This builtin command is used to print or erase functions. - <tt>-e</tt> or <tt>--erase</tt> causes the specified functions to be erased. - <tt>-n</tt> or <tt>--names</tt> List only the names of all defined functions If \c functions is called with no arguments, the names and definition of all functions are printed, otherwise, the specified function definitions will be printed.