如何处理HTML5 Web Worker中的错误？
下面显示了WebWorkerJavaScript文件中错误处理功能的示例，该功能将错误记录到控制台。
示例
<!DOCTYPE HTML>
<html>
<head>
<title>Big for loop</title>
<script>
var worker = new Worker('bigLoop.js');
worker.onmessage = function (event) {
alert("Completed " + event.data + "iterations" );
};
worker.onerror = function (event) {
console.log(event.message, event);
};
function sayHello(){
alert("Hello sir...." );
}
</script>
</head>
<body>
<input type = "button" onclick = "sayHello();" value = "Say Hello"/>
</body>
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