How to break new lines in JavaScript

How to break lines in js: 1. Use the [\n] line break character, the code is [alert("First line\nSecond line")]; 2. Use the [\r] line break character, The code is [alert("first line\rsecond line")]; 3. Use the HTML [
] tag.

The operating environment of this tutorial: Windows 7 system, JavaScript version 1.8.5, DELL G3 computer.

Methods for line breaks in JavaScript:

Method 1: Use line breaks

1, \nLine break character

In JavaScript, we can use \n directly where we want to break a line:

<script>
alert("第一行\n第二行");
</script>

2, \r Line break

<script>
alert("第一行\r第二行");
</script>

The above two methods have the same results:

##Method 2: Use HTML
tag

When you can write content into an HTML document, you can use HTML's
tag to wrap lines.

Example: Use

document.write()

<script>
document.write("第一行<br>第二行")
</script>

Output:

第一行
第二行

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