Node.js socket.getRecvBufferSize() Method

The socket.getRecvBufferSize() is an inbuilt application programming interface of class Socket within dgram module which is used to get the size of socket receive buffer in bytes.

Syntax:

const socket.getRecvBufferSize()

Parameters: This method does not accept any parameter.

Return Value: This method returns the size of the socket receiving buffer in bytes.

Example 1: In this example, we will demonstrate the server.getRecvBufferSize() method

Filename: index.js

Output:

65536
UDP String: Hello

Example 2: In this example, we will demonstrate the server.getRecvBufferSize() method

Filename: index.js

Output:

server listening 0.0.0.0:1234
65536
UDP String: Hello

Run the index.js file using the following command:

node index.js

Reference: https://nodejs.org/dist/latest-v12.x/docs/api/dgram.html#dgram_socket_getrecvbuffersize