b64_encode_R16 Subroutine

  1. befor64.F90
  2. befor64
  3. b64_encode_R16

private pure subroutine b64_encode_R16(n, code)

Encode scalar number to base64 (R16P).

 use befor64
 use penf
 character(len=:), allocatable :: code64
 call b64_encode(n=134.231_R16P, code=code64)
 print "(A)", code64

Arguments

Type IntentOptional AttributesName
real(kind=R16P), intent(in) :: n

Number to be encoded.
character(len=:), intent(out), allocatable:: code

Encoded scalar.

Calls

proc~~b64_encode_r16~~CallsGraph proc~b64_encode_r16 b64_encode_R16 proc~encode_bits encode_bits proc~b64_encode_r16->proc~encode_bits
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Source Code

b64_encode_R16

Source Code

   pure subroutine b64_encode_R16(n, code)
   !< Encode scalar number to base64 (R16P).
   !<
   !<```fortran
   !< use befor64
   !< use penf
   !< character(len=:), allocatable :: code64
   !< call b64_encode(n=134.231_R16P, code=code64)
   !< print "(A)", code64
   !<```
   !=> CKwcWmTHYEA= <<<
   real(R16P),                    intent(in)  :: n       !< Number to be encoded.
   character(len=:), allocatable, intent(out) :: code    !< Encoded scalar.
   integer(I1P),     allocatable              :: nI1P(:) !< One byte integer array containing n.
   integer(I4P)                               :: padd    !< Number of padding characters ('=').

   allocate(nI1P(1:((BYR16P+2)/3)*3)) ; nI1P = 0_I1P
   code = repeat(' ',((BYR16P+2)/3)*4)
   nI1P = transfer(n,nI1P)
   padd = mod((BYR16P),3_I2P) ; if (padd>0_I4P) padd = 3_I4P - padd
   call encode_bits(bits=nI1P,padd=padd,code=code)
   endsubroutine b64_encode_R16

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