use sproto in javascript, you can find example in test.js, protocol.spb is generate by proto/*.sproto
- string : string
- binary : binary string (it's a sub type of string)
- integer : integer, the max length of an integer is signed 52bit [the IEEE 754 standard]. It can be a fixed-point number with specified precision.
- double : double precision floating-point number, satisfy the IEEE 754 standard.
- boolean : true or false