TTS Javascript new SpeechSynthesisUtterance() and speechSynthesis.getVoices()

Create a TTS - Text to Speech / Voice app using javascript. Get and Show available voices <label for="voices">Select a voice:</label>   <select id="voices"></select> <div id="show"> </div> <script>   window.onload = function() {     const greeting = "How are you?";     // Create a new SpeechSynthesisUtterance object     const synth = new SpeechSynthesisUtterance();     synth.text = greeting;     // Get the select element     const select = document.getElementById('voices');     // Get the list of available voices     const voices = speechSynthesis.getVoices();     // Populate the select element with the voices     for (let i = 0; i < voices.length; i++) {       const option = document.createElement('option');       option.value = voices[i].name;       option.textContent = voices[i].name;       select.appendChild(option);     }     // Create a play button element     const playButton = document.createElemen…