<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Test</title>
</head>
<body>
<script>
for (var i=0;i<10;i++)
{
if (i==5)
{
break;
}
document.write("i="+i+"<br/>");
}
</script>
</body>
</html>break语句，运行到当前位置时中断循环，效果如图
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Test</title>
</head>
<body>
<script>
for (var i=0;i<10;i++)
{
if (i==5)
{
continue;
}
document.write("i="+i+"<br/>");
}
</script>
</body>
</html>continue语句，运行到当前位置结束本次循环继续后边的循环，效果如图
