Regular Expressions 101

Explanation

Pro

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

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

ERR]the literal text ERR] (case sensitive)

\h*any horizontal whitespace character, repeated any number of times

Non-Capturing Group(?:\R.*\bException\b.*){2}

{2}repeats the group contents below exactly 2 times:

\Ra newline sequence

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

\ban ASCII word boundary

Exceptionthe literal text Exception (case sensitive)

\ban ASCII word boundary

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

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

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

.*\[ERR]\h*(?:\R.*\bException\b.*){2}

New

2023-03-15 18:14:31.149 -04:00 [ERR]
 Exception Time: 3/15/2023 6:14:31 PM
 Exception Message: Could not find file '\\XXXXX01\Files\51372\Working\.xml'.

Substitution

2023-03-15 18:14:31.149 -04:00 [ERR]
 Exception Time: 3/15/2023 6:14:31 PM
 Exception Message: Could not find file '\\XXXXX01\Files\51372\Working\.xml'.