Regex Tester
Test regular expressions against sample text with live match highlighting and capture groups.
Runs 100% in your browser. Nothing you enter is uploaded or stored.
Jun 26 10:00:01 host sshd[2211]: Accepted from 192.168.1.24 port 51234 Jun 26 10:00:03 host sshd[2212]: Failed from 10.0.0.5 port 40222 Jun 26 10:00:05 host nginx: upstream 172.16.4.9 timed out
| # | Index | Match | $1 |
|---|---|---|---|
| 1 | 47 | 192.168.1.24 | 1. |
| 2 | 116 | 10.0.0.5 | 0. |
| 3 | 173 | 172.16.4.9 | 4. |
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