This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.

Class

Client

Name

read()

Examples
import processing.net.*; 
Client myClient;
int dataIn; 

void setup() {
  size(200, 200);
  // Connect to the local machine at port 5204.
  // This example will not run if you haven't
  // previously started a server on this port.
  myClient = new Client(this, "127.0.0.1", 5204);
}

void draw() {
  if (myClient.available() > 0) {
dataIn = myClient.read();
  }
  background(dataIn);
}

Description Returns a number between 0 and 255 for the next byte that's waiting in the buffer. Returns -1 if there is no byte, although this should be avoided by first cheacking available() to see if any data is available.
Syntax
client.read()
Parameters
client Client: any variable of type Client
Returnsint
Updated on January 1, 2021 03:38:10am EST