995289.html (233B)
1 <!DOCTYPE html> 2 <script> 3 var r0=new AudioContext(); 4 var r5=r0.createOscillator(); 5 var r6=r0.createPeriodicWave(new Float32Array(1),new Float32Array(1)); 6 r5.frequency.value = 4294967295; 7 r5.start(0); 8 r5.setPeriodicWave(r6); 9 </script>