Definition

1. Noun:
   • Square brackets: A pair of punctuation marks, [ and ], used to enclose text for various purposes such as indicating editorial insertions, explanations, or technical notations.

Usage Examples

• Noun:
  • Trong trích dẫn, dấu ngoặc vuông thường được dùng để thêm thông tin giải thích. (In citations, square brackets are often used to add explanatory information.)
  • Hãy đặt tên biến trong dấu ngoặc vuông. (Please put the variable name inside square brackets.)

Advanced Usage

• Indicating editorial additions or clarifications within a quote: Square brackets show that text has been added by someone other than the original author.
  • The witness stated: "He [the defendant] arrived at 8 PM."
• Denoting optional elements in instructions or linguistics: They can enclose parts that are optional.
  • The command format is: print [filename].
• Used in mathematics and programming: To denote intervals, arrays, or specific syntactic elements.
  • The closed interval from 1 to 3 is written as [1, 3].

Variants and Related Words

• Dấu ngoặc đơn (n): Parentheses, round brackets ( ).
• Dấu ngoặc nhọn (n): Curly brackets, braces { }.
• Dấu ngoặc kép (n): Quotation marks " ".

Synonyms

• Brackets (general term, though in British English this can specifically mean round brackets).
• Square brackets (the precise, unambiguous term).

Related Phrases

• Đặt trong dấu ngoặc vuông: To put/place in square brackets.
  • Phần chú thích nên được đặt trong dấu ngoặc vuông. (The note should be placed in square brackets.)
• Sử dụng dấu ngoặc vuông: To use square brackets.
  • Khi viết mã, bạn cần sử dụng dấu ngoặc vuông đúng cách. (When coding, you need to use square brackets correctly.)

1. square brackets