JavaScript判断有没有

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script>
	//切割字符串
var str='blue leo';
var arr=str.split(' ');
	
var str2='leo is a person';
	//为假
var bFound=false;
	//循环有没有要的东西, -1为没有
for(i=0;i<arr.length;i++)
{
	if(str2.search(arr[i])!=-1)
	{
		bFound=true;
		break;
	}
}

alert(bFound);
</script>
</head>

<body>
</body>
</html>

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转载自blog.csdn.net/qq_37995109/article/details/85239889