iOS Audios
by juberti
HTML
<audio id="a1" src="https://www.mediacollege.com/audio/tone/files/250Hz_44100Hz_16bit_30sec.mp3"></audio>
<audio id="a2" src="https://www.mediacollege.com/audio/tone/files/440Hz_44100Hz_16bit_30sec.mp3"></audio>
<audio id="a3" src="https://www.mediacollege.com/audio/tone/files/1kHz_44100Hz_16bit_30sec.mp3"></audio>
<audio id="a4" src="https://www.mediacollege.com/audio/tone/files/10kHz_44100Hz_16bit_30sec.mp3"></audio>
<button onclick="a1.play()">1</button>
<button onclick="a2.play()">2</button>
<button onclick="a3.play()">3</button>
<button onclick="a4.play()">4</button>
JavaScript
document.addEventListener("visibilitychange", function() {
if (document.visibilityState === 'visible') {
a1.play();
} else {
a1.pause();
}
});