String

Definition

String module.

Data Types
type	string
	Represents text as a sequence of ASCII code units. The derived type wraps an allocatable character array. More...

Methods

character_assign_string()

subroutine character_assign_string	(	class(string), intent(inout)	lhs,
		character(*), intent(in)	rhs )

Assignment overloading. Assign a character array to a string.

Parameters

[in,out]	lhs	string
[in]	rhs	character(*)

Examples

type(string) :: s
 
s = 'foo'

Remarks

Definition at line 65 of file String.f90.

str()

pure recursive character(:) function, allocatable, public str	(	class(*), intent(in)	value,
		character(*), intent(in), optional	fmt )

Function to stringify anything.

Parameters

[in]	value	The value of any intrinsic type to be stringified
[in]	fmt	(optional) The format value

Examples

pure function to_string(this) result(s)
     class(arg), intent(in) :: this
     character(:), allocatable :: s
 
     if (allocated(this%display)) then
         s = this%display
      else
         s = str(this%value)
     end if
end function

Returns

A character array corresponding to the character representation of the value argument.

Remarks

Definition at line 143 of file String.f90.

string_assign_character()

subroutine string_assign_character ( character(:), intent(inout), allocatable lhs, class(string), intent(in) rhs )

private

Assignment overloading. Assign a string to a character array.

Parameters

[in,out]	lhs	character(*), allocatable
[in]	rhs	string

Examples

type(string) :: s
character(:), allocatable :: c
 
s = 'foo'
c = s
! the value of c is now 'foo'

Remarks

Definition at line 90 of file String.f90.

string_len()

pure integer function string_len ( class(string), intent(in) this )

private

Length of the string entity.

Parameters

[in]

this

string

Examples

type(string) :: s
integer :: l
 
s = string('foo')
l = s%len()
! the value of l is 3

Returns

An integer cooresponding to the length of the string

Remarks

Definition at line 113 of file String.f90.