Node.js v8.Serializer.writeRawBytes() Method
Last Updated :
22 Jul, 2020
The v8.Serializer.writeRawBytes() method is an inbuilt application programming interface of the v8.Serializer module which is used to write a raw buffer data to the internal buffer. For use inside of custom serializer._writeHostObject().
Syntax:
v8.Serializer.writeRawBytes( Buffer );
Parameters: This method accepts single parameter as mentioned above and described below:
- Buffer: It is a required parameter, refers to a buffer/typed array/data view to be written to the internal buffer.
Return Value: This method does not return anything but writes raw buffer data to the internal buffer.
Below examples illustrate the use of v8.Serializer.writeRawBytes() method in Node.js.
Example 1: Filename: index.js
const v8 = require( 'v8' );
const serializer = new v8.Serializer();
serializer.writeRawBytes(v8.serialize(5783));
console.log(serializer.releaseBuffer());
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Run index.js file using the following command:
node index.js
Output:
<Buffer ff 0d 49 ae 5a>
Example 2: Filename: index.js
const v8 = require( 'v8' );
const serializer = new v8.Serializer();
console.log(serializer.releaseBuffer());
function writeRawData(data) {
serializer.writeRawBytes(v8.serialize(data));
console.log( "" + serializer.releaseBuffer());
}
writeRawData( "GeeksforGeeks" );
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Run index.js file using the following command:
node index.js
Output:
<Buffer >
GeeksforGeeks
Reference: https://nodejs.org/api/v8.html#v8_serializer_writerawbytes_buffer
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