Return the leftmost (if back
is either absent or equals false, otherwise the rightmost) character of string that is not
in set
. If all characters of string
are found in set
, the result is zero.
type(string) :: string1
logical :: test_passed(2)
string1 = 'ell'
test_passed(1) = verify(s='Hello World Hello!', set=string1)==verify(string='Hello World Hello!', set='llo')
test_passed(2) = verify(s='Hello World Hello!', set=string1, back=.true.)==verify(string='Hello World Hello!', set='llo', &
back=.true.)
print '(L1)', all(test_passed)
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
character(kind=CK, len=*), | intent(in) | :: | s |
String. |
||
type(string), | intent(in) | :: | set |
Searched set. |
||
logical, | intent(in), | optional | :: | back |
Start of the last occurrence rather than the first. |
Result of the search.
elemental function sverify_character_string(s, set, back) result(i)
!< Return the leftmost (if `back` is either absent or equals false, otherwise the rightmost) character of string that is not
!< in `set`. If all characters of `string` are found in `set`, the result is zero.
!<
!<```fortran
!< type(string) :: string1
!< logical :: test_passed(2)
!< string1 = 'ell'
!< test_passed(1) = verify(s='Hello World Hello!', set=string1)==verify(string='Hello World Hello!', set='llo')
!< test_passed(2) = verify(s='Hello World Hello!', set=string1, back=.true.)==verify(string='Hello World Hello!', set='llo', &
!< back=.true.)
!< print '(L1)', all(test_passed)
!<```
!=> T <<<
character(kind=CK, len=*), intent(in) :: s !< String.
type(string), intent(in) :: set !< Searched set.
logical, intent(in), optional :: back !< Start of the last occurrence rather than the first.
integer :: i !< Result of the search.
if (allocated(set%raw)) then
i = verify(string=s, set=set%raw, back=back)
else
i = 0
endif
endfunction sverify_character_string