- What do different brackets mean?
- What do square brackets mean?
- What do double brackets mean in a function?
- What are the different types of brackets?
What do different brackets mean?
Brackets are symbols that we use to contain "extra information", or information that is not part of the main content. Brackets always come in pairs—an "opening" bracket before the extra information, and a "closing" bracket after it. There are two main types of bracket: round () and square [].
What do square brackets mean?
Square brackets [ ] are used to enclose a section of writing or printing to separate it from the main text. They can be used like parentheses, but are often used less often in writing for that purpose. One main use of square brackets in writing is in conjunction with the word sic.
What do double brackets mean in a function?
Double brackets or [[]] in math refer to rounding off the value inside to its greatest integer less than or equal to the value.
What are the different types of brackets?
There are four main types of brackets:
- round brackets, open brackets or parentheses: ( )
- square brackets, closed brackets or box brackets: [ ]
- curly brackets, squiggly brackets, swirly brackets, braces, or chicken lips:
- angle brackets, diamond brackets, cone brackets or chevrons: < > or ⟨ ⟩