Function Reference
— Built-in Function: filemarker ()

Returns or sets the character used to separate filename from the the subfunction names contained within the file. This can be used in a generic manner to interact with subfunctions. For example

          help (["myfunc", filemarker, "mysubfunc"])

returns the help string associated with the sub-function mysubfunc of the function myfunc. Another use of filemarker is when debugging it allows easier placement of breakpoints within sub-functions. For example

          dbstop (["myfunc", filemarker, "mysubfunc"])

will set a breakpoint at the first line of the subfunction mysubfunc.