The unsignedByte type does not allow mixed content.
There is no restriction on type derivation.
Allows any attributes from other namespaces (lax validation).
unsignedByte is derived from
unsignedByte type. There are several restrictions on the value. The range of the value is [0..255]. The schema processor collapses value's whitespace. The number of fractional digits is less than or equals to 0.