How to wrap lines in js

Methods to implement line breaks in js: 1. Use line breaks [\n, \r], the code is [alert("first line\n second line")]; 2. Use HTML [
】 tag, the code is [document.write("First line, second line")].

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, DELL G3 computer. This method is suitable for all brands of computers.

Methods to implement line breaks in js:

Method 1: Use line breaks

1,\nLine break

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

2,\rLine break

Method 2: Use HTML’s
tag

When content can be written to an HTML document, you can use HTML’s < br> tag to perform line breaks.

Example: Usedocument.write()

Output:

第一行 第二行

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