- Use 2 spaces for indentation.
- Use single quotes for strings except to avoid escaping.
- No unused variables.
- Add a space after keywords.
- Add a space before a function declaration’s parentheses.
- Always use === instead of == .
- Infix operators must be spaced.
- Commas should have a space after them.
In pretty much all cases, you can use tabs or spaces and it won’t make a difference. Using tabs will make the source files slightly smaller, while using spaces will ensure that spacing is consistent for everyone (since tabs can have a variable width).
How do I indent my code?
Technically, it is fine to either indent using the tab key or with the space bar. Indenting once with the tab key means just pressing the tab key once. Indenting once with the space bar means pressing the space bar 4 times.
Horizontal indents: 2 or 4 spaces. A horizontal indentation is made using either 2 or 4 spaces or the horizontal tab symbol (key Tab ).
Should I use tab or space?
So, at the end of the day, tabs versus spaces is truly a matter of preference, however the tab is still the character specifically designed for indentation, and using one tab character per indentation level instead of 2 or 4 spaces will use less disk space / memory / compiler resources and the like.
Is tabs or spaces better?
Tabs Debate. Pro-spaces programmers argue that using the space bar makes the layout more flexible. However, pro-tabs users rebut saying tabs makes code more readable and aesthetically pleasing.
How do you Tab a whole block of code?
You (these are the default settings I believe) can select a block of code and press the Tab key. This will indent the entire block. So for indenting a whole file: Ctrl + A , then Tab .
Should I indent my code?
Spacing and indentation should be consistent throughout your code. Many developers choose to use 4-space or 2-space indentation. In HTML, each nested tag should be indented exactly once inside of its parent tag.
Is a tab 2 spaces or 4?
Answer. In most code editors, tabs are not the same as 2 spaces or 4 spaces by default. A tab is stored differently than spaces in the code. Tabs can be seen as a big “jump” in the text, while spaces are always 1 space each.
Is tab equal to 5 spaces?
Generally, a tab is the same width as 4 to 5 spaces provided the font being used equally sizes each character. For example, the Courier font’s tab equals 5 spaces, whereas the Arial font is 11 spaces to each tab when the font size for both is set to 12.
Why are tabs used?
In a browser, tabs allow you to load multiple websites and quickly switch between them, without each of them needing a separate window. See our tabbed browsing definition for a complete explanation and examples of using tabs in a web browser.