Regular Expressions 101

Negative Lookbehind(?<!\S)

\Sany non-whitespace character

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:/-?\d+(?:\.\d+)?)?

?repeats the group contents below at most once:

/the literal / (47₁₀ / 57₈ / 2F₁₆)

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:\.\d+)?

?repeats the group contents below at most once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:m?A|[DA]C)

1st Alternativem?A

m?optionally matches the literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

Athe literal A (65₁₀ / 101₈ / 41₁₆) (case sensitive)

2nd Alternative[DA]C

Character Class[DA]

Dthe literal D (68₁₀ / 104₈ / 44₁₆) (case sensitive)

Athe literal A (65₁₀ / 101₈ / 41₁₆) (case sensitive)

Cthe literal C (67₁₀ / 103₈ / 43₁₆) (case sensitive)

Negative Lookahead(?!\S)

\Sany non-whitespace character

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.

Search reference

Regular Expression

(?<!\S)-?\d+(?:\.\d+)?(?:/-?\d+(?:\.\d+)?)?(?:m?A|[DA]C)(?!\S)

New

T2 SMD MOS N/P SI1555 SOT363 700/600mA 20/8V -55/150C Dual 390/850mOHM
T2 SMD MOS N/P FDS8858CZ SO-8 8.6/7.3A 30V 0.017OHM
T2 SMD MOS N/P EM6M2T2R SOT563 200/200mA 20V 1OHM ESD PROT
FLTR SMD 0603 FER BEAD 220OHM @100MHZ +/-25% 0,4OHM 1.4A
700/6,5mA