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@fake-name
Created May 11, 2018 04:15
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<!DOCTYPE html>
<head>
<meta charset="utf-8" />
<title>WebSocket Test</title>
</head>
<body>
<h2>WebSocket Test</h2>
<div id="output"></div>
<script language="javascript" type="text/javascript">
'use strict';
var wsUri = "wss://echo.websocket.org/";
var output;
var websocket;
function init()
{
output = document.getElementById("output");
testWebSocket();
}
function testWebSocket()
{
websocket = new WebSocket(wsUri);
websocket.onopen = onOpen;
websocket.onclose = onClose;
websocket.onmessage = onMessage;
websocket.onerror = onError;
}
function onOpen(evt)
{
console.log("onOpen")
writeToScreen("CONNECTED");
doSend("WebSocket rocks");
}
function onClose(evt)
{
console.log("onClose")
writeToScreen("DISCONNECTED");
}
function onMessage(evt)
{
console.log("onMessage - ", 'RESPONSE: ' + evt.data)
writeToScreen('<span style="color: blue;">RESPONSE: ' + evt.data+'</span>');
websocket.close();
}
function onError(evt)
{
console.log("onError")
writeToScreen('<span style="color: red;">ERROR:</span> ' + evt.data);
}
function doSend(message)
{
console.log("doSend - ", "SENT: " + message)
writeToScreen("SENT: " + message);
websocket.send(message);
}
function writeToScreen(message)
{
var pre = document.createElement("p");
pre.style.wordWrap = "break-word";
pre.innerHTML = message;
output.appendChild(pre);
}
window.addEventListener("load", init, false);
</script>
</body>
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