edfixed grep command "Regex with or without a certain character"

2025-02-28 12:22:43 +00:00 · 2022-05-09 00:18:05 +08:00 · 2022-05-09 00:18:05 +08:00 · a59c8598b0
commit a59c8598b0
parent c70067d38f
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--- a/README.md
+++ b/README.md
@ -413,7 +413,7 @@ grep 'A.B'

 ##### Regex with or without a certain character (e.g. color or colour)
 ```bash
-grep 'colou?r'
+grep 'colou\?r'
 ```

 ##### Grep all content of a fileA from fileB