Represents flags to supply additional info about values of buffer.
Reports the value is NaN.
Reports the value doesn't present in the buffer (when the type of value doesn't support null).
null
Reports the value is negative infinity.
Reports the value is positive infinity
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
Returns an array containing the constants of this enum type, in the order they're declared.
bit mask value of this flag.