regex101: PCRE (Legacy) Match Workspace

^start of line

Group first(?<first>[^\t]+)

Negated Character Class[^\t]+

+matches at least one character outside the set below:

\ta tab character (ASCII 9)

Group second(?<second>[^\t]+)

Negated Character Class[^\t]+

+matches at least one character outside the set below:

\ta tab character (ASCII 9)

Group 3(\t|\t")

1st Alternative\t

\ta tab character (ASCII 9)

2nd Alternative\t"

\ta tab character (ASCII 9)

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group message(?<message>(.*))

Group 5(.*)

.*any character (except for line terminators), repeated any number of times

Group 6("\t|\t)

1st Alternative"\t

"the literal " (34₁₀ / 42₈ / 22₁₆)

\ta tab character (ASCII 9)

2nd Alternative\t

\ta tab character (ASCII 9)

\d{8}a digit, repeated exactly 8 times

\ta tab character (ASCII 9)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Search reference

Regular Expression

^(?<first>[^\t]+)\t(?<second>[^\t]+)(\t|\t")(?<message>(.*))("\t|\t)\d{8}\t

New

ABCDEFG	11/21/16 11:14 PM	The request channel timed out while waiting for a reply after 00:00:17.9375000. Increase the timeout value passed to the call to Request or increase the SendTimeout value on the Binding. The time allotted to this operation may have been a portion of a long	27332747	HOST12345	5	Function1	12345678901234567890123456
ABCDEFG	11/21/16 11:13 PM	The request channel timed out while waiting for a reply after 00:00:18. Increase the timeout value passed to the call to Request or increase the SendTimeout value on the Binding. The time allotted to this operation may have been a portion of a longer timeo	16964220	HOST23456	5	Function2	23456789012345678901234567
ABCDEFG	11/21/16 5:19 PM	"	"	12345678	HOST23456	5	Function2	23456789012345678901234567
ABCDEFG	11/21/16 5:19 PM	"	"	12345678	HOST23456	5	Function2	23456789012345678901234567