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const zlib = require("zlib");
const adler32 = require("adler32");
const data = "hello world~!";
const chksum = adler32.sum(new Buffer(data)).toString(16);
console.log("789c",zlib.deflateRawSync(data).toString("hex"),chksum);
// or
console.log(zlib.deflateSync(data).toString("hex"));