V2EX hexadecimal

Hexadecimal

释义 Definition

十六进制:一种以 16 为基数的计数与表示系统,使用数字 09 和字母 AF(或 af)来表示数值(其中 A=10,B=11,…,F=15)。常用于计算机科学中表示内存地址、机器码、颜色值等。(也可作形容词,指“十六进制的”。)

发音 Pronunciation (IPA)

/hksdsml/

例句 Examples

I converted the number to hexadecimal.
我把这个数字转换成了十六进制。

The debugger displayed the memory address in hexadecimal, which made it easier to compare values across different systems.
调试器用十六进制显示内存地址,这让跨不同系统比较数值更方便。

词源 Etymology

hex- 来自希腊语,表示“六”;decimal 源自拉丁语 decem,表示“十”。“hexadecimal”字面含义可理解为“与 16(=6+10)相关的计数法”,在现代主要指以 16 为基数的数字系统,因其与二进制之间转换方便而在计算机领域普及。

相关词 Related Words

文学与著作中的用例 Literary Works

  • The C Programming Language(Kernighan & Ritchie):在讲解位运算、数值表示与调试输出时常使用十六进制记法。
  • Code: The Hidden Language of Computer Hardware and Software(Charles Petzold):讨论计算机底层表示、字节与数制转换时涉及十六进制。
  • *Structure and Interpretation of Computer Programs (SICP)*(Abelson & Sussman):在编程与数值表示的语境中会出现十六进制相关内容。
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