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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head>
<body>
<button id='btnGiveCommand'>Give Command!</button>
<br><br>
<span id='message'></span>
<br><br>
<input id='chkSteve' type="checkbox"> Steve Rogers
<br>
<input id='chkTony' type="checkbox"> Tony Stark
<br>
<input id='chkBruce' type="checkbox"> Bruce Banner
<br>
<input id='chkNick' type="checkbox"> Nick Fury
<script>
var message = document.querySelector('#message');
var SpeechRecognition = SpeechRecognition || webkitSpeechRecognition;
var SpeechGrammarList = SpeechGrammarList || webkitSpeechGrammarList;
var grammar = '#JSGF V1.0;'
var recognition = new SpeechRecognition();
var speechRecognitionList = new SpeechGrammarList();
speechRecognitionList.addFromString(grammar, 1);
recognition.grammars = speechRecognitionList;
recognition.lang = 'en-US';
recognition.interimResults = false;
recognition.onresult = function(event) {
var last = event.results.length - 1;
var command = event.results[last][0].transcript;
message.textContent = 'Voice Input: ' + command + '.';
if(command.toLowerCase() === 'select steve'){
document.querySelector('#chkSteve').checked = true;
}
else if (command.toLowerCase() === 'select tony'){
document.querySelector('#chkTony').checked = true;
}
else if (command.toLowerCase() === 'select bruce'){
document.querySelector('#chkBruce').checked = true;
}
else if (command.toLowerCase() === 'select nick'){
document.querySelector('#chkNick').checked = true;
}
};
recognition.onspeechend = function() {
recognition.stop();
};
recognition.onerror = function(event) {
message.textContent = 'Error occurred in recognition: ' + event.error;
}
document.querySelector('#btnGiveCommand').addEventListener('click', function(){
recognition.start();
});
</script>
</body>
</html>