upper Function

private elemental function upper(self)

Return a string with all uppercase characters.

 type(string) :: astring
 logical      :: test_passed(1)
 astring = 'Hello WorLD!'
 test_passed(1) = astring%upper()//''=='HELLO WORLD!'
 print '(L1)', all(test_passed)

Type Bound

string

Arguments

Type IntentOptional Attributes Name
class(string), intent(in) :: self

The string.

Return Value type(string)

Upper case string.


Called by

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Contents

Source Code

upper

Source Code

   elemental function upper(self)
   !< Return a string with all uppercase characters.
   !<
   !<```fortran
   !< type(string) :: astring
   !< logical      :: test_passed(1)
   !< astring = 'Hello WorLD!'
   !< test_passed(1) = astring%upper()//''=='HELLO WORLD!'
   !< print '(L1)', all(test_passed)
   !<```
   !=> T <<<
   class(string), intent(in) :: self  !< The string.
   type(string)              :: upper !< Upper case string.
   integer                   :: n1    !< Characters counter.
   integer                   :: n2    !< Characters counter.

   if (allocated(self%raw)) then
      upper = self
      do n1=1, len(self%raw)
         n2 = index(LOWER_ALPHABET, self%raw(n1:n1))
         if (n2>0) upper%raw(n1:n1) = UPPER_ALPHABET(n2:n2)
      enddo
   endif
   endfunction upper