V2EX angle bracket

Angle Bracket

定义 Definition

angle bracket尖括号,指符号 < 和 **>**。常用于标记语言(如 HTML/XML)包住标签,或在某些编程语言中表示包含、模板等语法。

发音 Pronunciation (IPA)

/l brkt/

例句 Examples

Please put the HTML tag in angle brackets.
请把这个 HTML 标签放在尖括号里。

In C++, headers like <vector> are included with angle brackets to indicate a system or standard library header.
在 C++ 中,像 <vector> 这样的头文件用尖括号包含,通常表示系统或标准库头文件。

词源 Etymology

angle 来自拉丁语 angulus,意为“角”。bracket 的词源与法语有关,早期与“支架/托架”之类的含义相关,后来在排版与数学中引申为“括号”。合在一起,angle bracket 字面意思就是“像角一样的括号”,形状对应 < >

相关词 Related Words

文学与作品 Literary Works

  • The C Programming Language(Kernighan & Ritchie):在讲解语法符号与表达式时常涉及各种括号类符号(相关讨论中常会对比不同括号的用途)。
  • The C++ Programming Language(Bjarne Stroustrup):讲解 #include <...> 以及模板相关语法时与尖括号密切相关。
  • HTML and CSS: Design and Build Websites(Jon Duckett):大量出现以尖括号包裹的 HTML 标签,如 <p>, <div> 等。
  • Extensible Markup Language (XML) 1.0(W3C Recommendation):规范文本中大量使用尖括号来定义元素与标签结构。
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