How to remove line breaks in notepad

Can we remove line breaks through Notepad? After all, many formats will be retained during many copy-paste processes, such as copying from PDF. Next, I will explain how to do this.

Copy content (Recommended learning: notepad use)

Paste it into the new txt.

Check the newline characters. The newline characters of different operating systems are different.

[View]-[Show symbols]-[Show end-of-line characters].

My operating system is windows, so the line ending character is CR LF - the corresponding regular expression is \r\n.

The mac system is CR - the corresponding regular expression is \r.

Unix system is LF - the corresponding regular expression is \n.

Replacement operation

Shortcut key Ctrl H, [Find target] Enter [\r\n], [Replace with] nothing and enter , as shown in the figure below.

Note: Be sure to select [Extended] here, otherwise it will not succeed.

Replace all and complete the newline replacement operation. The effect is shown in the figure below.

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