Function CSTL_string_const_begin

pub unsafe extern "C" fn CSTL_string_const_begin(
    instance: CSTL_StringCRef,
) -> *const c_char

Returns an iterator (pointer) past the last character of the string.

If CSTL_string_empty(instance) == true then CSTL_string_begin(instance) == CSTL_string_end(instance).