Syntax
virtual int beginPacket(
    IPAddress ip, 
    uint16_t port
);
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LUDP::beginPacket Method (IPAddress, uint16_t)
LUDP Class | Example
Syntax
virtual int beginPacket(
    IPAddress ip, 
    uint16_t port
);
Description

Start constructing an UDP datagrams to a remote host specified by IP address and port. Call write() subsequently to construct the datagram content. Then call endPacket() to actually send it.

Parameters
Parameters 
Description 
IPAddress ip 
the IP address of the remote host
 
uint16_t port 
the port on the remote host
 
Returns

1 if succeeded, 0 if failed. 

 

Example
    udp.begin(1234);   // start UDP on port 1234
    udp.beginPacket(IPAddress(127, 0, 0, 1), 56);  // start a packet sending to IP 127.0.0.1 on port 56.
    udp.write(0);  // write a byte of value 0 to the packet
    udp.endPacket();  // actually send the packet.
File

LUdp.h

Class