catapult/telemetry/telemetry/internal/testing/page_that_logs_to_console.html - platform/external/chromium-trace - Git at Google

 <!DOCTYPE HTML>
 <html>
 <head>
 </head>
 <body>
 <script>
   window.__logCount = 0;
   setInterval(function() {
     console.log("Hello, world")
     window.__logCount += 1
   }, 100);
 </script>
 </body>
 </html>
	<!DOCTYPE HTML>
	<html>
	<head>
	</head>
	<body>
	<script>
	window.__logCount = 0;
	setInterval(function() {
	console.log("Hello, world")
	window.__logCount += 1
	}, 100);
	</script>
	</body>
	</html>