Nodes of different colours represent the following:
Solid arrows point from a procedure to one which it calls. Dashed
arrows point from an interface to procedures which implement that interface.
This could include the module procedures in a generic interface or the
implementation in a submodule of an interface in a parent module.
elemental function srepeat_string_string(self,ncopies)result(repeated)!< Concatenates several copies of an input string.!<!<```fortran!< type(string) :: astring!< astring = 'x'!< print "(L1)", astring%repeat(5)//''=='xxxxx'!<```!=> T <<<class(string),intent(in)::self!< String to be repeated.integer,intent(in)::ncopies!< Number of string copies.type(string)::repeated!< Repeated string.repeated%raw=repeat(string=self%raw,ncopies=ncopies)endfunction srepeat_string_string