regex101: PCRE (Legacy) Match Workspace

Pro

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

2017the literal text 2017

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:(?!\[\d{4}\/\d{1,2}\/\d)[\s\S])*?

*?repeats the group contents below any number of times:

Negative Lookahead(?!\[\d{4}\/\d{1,2}\/\d)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\d{4}a digit, repeated exactly 4 times

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\d{1,2}a digit, repeated between 1 and 2 times

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\da digit

Character Class[\s\S]

\sany whitespace character

\Sany non-whitespace character

ID:00000015fd6cthe literal text ID:00000015fd6c (case sensitive)

Global pattern flags

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

25 tokens

Regular Expression

\[2017\/(?:(?!\[\d{4}\/\d{1,2}\/\d)[\s\S])*?ID:00000015fd6c

New

[2017/4/16 2:28:29AM]  (I) Radio mode changed to 
SYSAXRADIO_E_STATE_PAGER_RX_SYNC on 170.9 MHz

[2017/4/16 2:28:37AM]  Tock = 1718
(I) IDTAG TAG : -90dBm : ID:00000015fd6c
(I) ***************
(I) ID TAG DETECTED 00000015FD6C
(I) ***************

Substitution

[2017/4/16 2:28:29AM]  (I) Radio mode changed to 
SYSAXRADIO_E_STATE_PAGER_RX_SYNC on 170.9 MHz

[2017/4/16 2:28:37AM]  Tock = 1718
(I) IDTAG TAG : -90dBm : ID:00000015fd6c
(I) ***************
(I) ID TAG DETECTED 00000015FD6C
(I) ***************