代码示例:(标识:eg_js_string_break_ok)
<!DOCTYPE html>
<html>
<body>

<h1>JavaScript 字符串</h1>

<p>打破字符串中代码行的最安全方法是使用字符串添加。</p>

<p id="demo"></p>

<script>
document.getElementById("demo").innerHTML = "Hello " +
"Dolly!";
</script>

</body>
</html>
运行结果: