本文介绍了一系列用于匹配不同格式十六进制数的正则表达式，包括无前缀、带0x前缀、&H前缀、H后缀等。此外还提供了针对特定长度的十六进制数（如字节、单词、双字和四字）的匹配模式。
1. Find any hexadecimal number in a larger body of text
\b[0-9a-fA-F]+\b
2. Check whether a text string holds just a hexadecimal number
\A[0-9a-fA-F]+\Z
3. Find a hexadecimal number with a 0x prefix
\b0x[0-9a-fA-F]+\b
4. Find a hexadecimal number with an &H prefix
&H[0-9a-fA-F]+\b
5. Find a hexadecimal number with an H suffix
\b[0-9a-fA-F]+H\b
6. Find a hexadecimal byte value or 8-bit number
\b[0-9a-fA-F]{2}\b
7. Find a hexadecimal word value or 16-bit number
\b[0-9a-fA-F]{4}\b
8. Find a hexadecimal double word value or 32-bit number
\b[0-9a-fA-F]{8}\b
9. Find a hexadecimal quad word value or 64-bit number
\b[0-9a-fA-F]{16}\b
10. Find a string of hexadecimal bytes (i.e., an even number of hexadecimal digits)
\b(?:[0-9a-fA-F]{2})+\b
11. Find any hexadecimal number standalone in a larger body of text
(?:^|(?<=\s))[0-9a-fA-F]+(?=$|\s)
扫一扫
07-26
1303
1303
被折叠的 条评论
为什么被折叠?
到【灌水乐园】发言
