Name
egrep [options
] pattern
[files
] — grep
Synopsis
/bin
stdin stdout - file -- opt --help --version
The egrep
command is just like grep
, but uses a different (“extended”) language for regular expressions. It’s the same as grep -E
.
Regular expression | Meaning |
| Any single character. |
| Match any single character in this list. |
| Match any single character NOT in this list. |
| Grouping. |
| Beginning of a line. |
| End of a line. |
| Beginning of a word. |
| End of a word. |
| Any alphanumeric character. |
| Any alphabetic character. |
| Any control character. |
| Any digit. |
| Any graphic character. |
| Any lowercase letter. |
| Any printable character. |
| Any punctuation mark. |
| Any whitespace character. |
| Any uppercase letter. |
| Any hexadecimal digit. |
| Zero or more repetitions of a regular expression. |
| The character |
Plain | Extended | Meaning |
|
| Or. |
|
| One or more repetitions of a regular expression. |
|
| Zero or one occurrence of a regular expression. |
|
| Exactly |
|
|
|
|
| Between |
Get Linux Pocket Guide now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.