| Value | Meaning |
|---|---|
| fixint0x00 | 7-bit positive integer |
| fixnint0xe0 | 5-bit negative integer (???) |
| uint80xcc | 8-bit unsigned integer |
| uint160xcd | 16-bit unsigned integer |
| uint320xce | 32-bit unsigned integer |
| uint640xcf | 64-bit unsigned integer |
| int80xd0 | 8-bit signed integer |
| int160xd1 | 16-bit signed integer |
| int320xd2 | 32-bit signed integer |
| int640xd3 | 64-bit signed integer |
| fixmap0x80 | Map with a maximum length of 15 key-value pairs |
| map160xde | Map with a maximum length of 65535 key-value pairs |
| map320xdf | Map with a maximum length of 4294967295 key-value pairs |
| fixarray0x90 | Array with a maximum length of 15 elements |
| array160xdc | Array with a maximum length of 65535 elements |
| array320xdd | Array with a maximum length of 4294967295 elements |
| fixstr0xa0 | String with a maximum length of 31 bytes |
| str80xd9 | String with a maximum length of 255 (1 << 8 - 1) bytes |
| str160xda | String with a maximum length of 65535 (1 << 16 - 1) bytes |
| str320xdb | String with a maximum length of 4294967295 (1 << 32 - 1) bytes |
| nil0xc0 | Nil |
| false_0xc2 | Boolean values |
| true_0xc3 | |
| bin80xc4 | Byte array with a maximum length of 255 bytes |
| bin160xc5 | Byte array with a maximum length of 65535 bytes |
| bin320xc6 | Byte array with a maximum length of 4294967295 bytes |
| fixext10xd4 | Integer & byte array whose length is 1 byte |
| fixext20xd5 | Integer & byte array whose length is 2 bytes |
| fixext40xd6 | Integer & byte array whose length is 4 bytes |
| fixext80xd7 | Integer & byte array whose length is 8 bytes |
| fixext160xd8 | Integer & byte array whose length is 16 bytes |
| ext80xc7 | Integer & byte array whose maximum length is 255 bytes |
| ext160xc8 | Integer & byte array whose maximum length is 65535 bytes |
| ext320xc9 | Integer & byte array whose maximum length is 4294967295 bytes |
| float320xca | Single-precision IEEE 754 floating point number |
| float640xcb | Double-precision IEEE 754 floating point number |
MessagePack support