C++

5.3    Indentations and Line Length

Get used to a uniform style with regard to the indentation depth. A consistent style increases the reading flow. Here, too, you should consult with your team members.

These are the usual conventions:

• Indentations should only be made with spaces or one tabulator.

• If using spaces, two or four spaces are common; rarely, eight are used.

My personal favorite is four spaces for indentation, but often you see two.

If you use the tabulator for indentation, your IDE certainly has a setting that allows you to set the display to convenient two-, four-, or eight-space counterparts.

Just don't do one thing: never mix space indentation with tab indentation—neither within a line nor within a file. If you do, a colleague ...