regex to check the log prefix
3965
What special characters must be escaped in regular expressions?
128484
How to filter string for unwanted characters using regex?
75574
What regex to use for this
130033
how to filter rsyslog messages by tags
101680
What is the difference between prefix and postfix operators?
61501
Regex whitespace word boundary
152771
Are there any patterns to observe in choosing the correct negative prefix to use?
105991
tail a log util keywords found or timeout
99390
Regexp that matches valid regexps
129301
Need to perform Wildcard (*,?, etc) search on a string using Regex
104348
Display Log with desired notation in output
131635
What do repeating '^@' symbols in a logfile mean?
41380
How to check if a given Regex is valid?
69214
How to use regex pattern in java?
83564
How to grep lines which does not begin with "#" or ";"?
64618
Remove prefixes from filenames
107158
grep with logic operators