内存释放

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
</head>
<body>
	
</body>
<script type="text/javascript">
	strTest = "1";
	for ( var i = 0; i < 10; i ++ ){
		strTest += strTest;
	}
	console.log(strTest);　　　　// 111111111111111111111111111111111...11111111111111111111111
	delete strTest;
	// CollectGarbage();
	console.log(strTest)　　　　// undefined
</script>
</html>

　　

author：Lik
Endeavoring to powerless, struggling to move yourself.
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原文地址：https://www.cnblogs.com/likwin/p/7550585.html