pxt-calliope/libs/radio-broadcast/docs/reference/radio/send-message.md

send Message

Broadcast a coded message to other @boardname@s connected via radio.

radio.sendMessage(0);

Parameters

• msg: a coded message.

Example: Broadcasting heart or skull

Sends a heart message when A is pressed, skull when B is pressed. On the side, display heart or skull for the message.

enum RadioMessage {
    heart,
    skull
}
input.onButtonEvent(Button.A, input.buttonEventValue(ButtonEvent.Click), function () {
    radio.sendMessage(RadioMessage.heart)
})
input.onButtonEvent(Button.B, input.buttonEventValue(ButtonEvent.Click), function () {
    radio.sendMessage(RadioMessage.skull)
})
radio.onReceivedMessage(RadioMessage.heart, function () {
    basic.showIcon(IconNames.Heart)
})
radio.onReceivedMessage(RadioMessage.skull, function () {
    basic.showIcon(IconNames.Skull)
})

See also

on received number

radio-broadcast