Regular Expressions 101

Pro

\S{3}any non-whitespace character, repeated exactly 3 times

Group 1(\S+?)

\S+?any non-whitespace character, repeated at least once

Non-Capturing Group(?:\.\S+|$)

1st Alternative\.\S+

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\S+any non-whitespace character, repeated at least once

2nd Alternative$

$end of line

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

Detailed match information will be displayed here automatically.

25 tokens

\S{3}(\S+?)(?:\.\S+|$)

New

LENOVO 09 X32H0GB
LENOVO vmhsbpmh613.xyz.biz
Dell Inc. PowerEdge R910 XKF2S75
HP  ppesfesxb203.corp.123.com
IBM SoftLayer 13 L89P4567