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/ 1 Year ago, mon, may 29, 2023, 2:50:59
I have this following file:
$ cat numbers
a1
12
12345
123456
19816282
1@$%6
I am using grep "^[0-9]{1,6}$" numbers which is giving me the following results:
12
12345
I am also expecting 1@$%6 in the results.
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