value
value::is_string
value::is_object
value::is_int64
string
array
object
storage_ptr
Check if this is a string.
bool is_string() const noexcept;
Returns true if the value’s kind() is kind::string.
true
kind()
kind::string
Constant.
No-throw guarantee.
this->kind() == kind::string.
this->kind() == kind::string