Return the leftmost (if back
is either absent or equals false, otherwise the rightmost) character of string that is in set
.
type(string) :: string1
logical :: test_passed(2)
string1 = 'Hello World Hello!'
test_passed(1) = string1%scan(set='llo')==scan(string='Hello World Hello!', set='llo')
test_passed(2) = string1%scan(set='llo', back=.true.)==scan(string='Hello World Hello!', set='llo', back=.true.)
print '(L1)', all(test_passed)
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
class(string), | intent(in) | :: | self |
The string. |
||
character(kind=CK, len=*), | 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 sscan_string_character(self, set, back) result(i) !< Return the leftmost (if `back` is either absent or equals false, otherwise the rightmost) character of string that is in `set`. !< !<```fortran !< type(string) :: string1 !< logical :: test_passed(2) !< string1 = 'Hello World Hello!' !< test_passed(1) = string1%scan(set='llo')==scan(string='Hello World Hello!', set='llo') !< test_passed(2) = string1%scan(set='llo', back=.true.)==scan(string='Hello World Hello!', set='llo', back=.true.) !< print '(L1)', all(test_passed) !<``` !=> T <<< class(string), intent(in) :: self !< The string. character(kind=CK, len=*), 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(self%raw)) then i = scan(string=self%raw, set=set, back=back) else i = 0 endif endfunction sscan_string_character