Regular Expressions 101

Non-Capturing Group(?:^|\\r\\n)

1st Alternative^

^start of line

2nd Alternative\\r\\n

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

rthe literal r (114₁₀ / 162₈ / 72₁₆) (case sensitive)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

nthe literal n (110₁₀ / 156₈ / 6E₁₆) (case sensitive)

Group 1((?:(?!SN|MAC|\\r\\n).)+)

Non-Capturing Group(?:(?!SN|MAC|\\r\\n).)+

+repeats the group contents below at least once:

Negative Lookahead(?!SN|MAC|\\r\\n)

1st AlternativeSN

SNthe literal text SN (case sensitive)

2nd AlternativeMAC

MACthe literal text MAC (case sensitive)

3rd Alternative\\r\\n

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

rthe literal r (114₁₀ / 162₈ / 72₁₆) (case sensitive)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

nthe literal n (110₁₀ / 156₈ / 6E₁₆) (case sensitive)

.any Unicode character (except for line terminators)

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

Regular Expression

(?:^|\\r\\n)((?:(?!SN|MAC|\\r\\n).)+)

New

SN: abc123\r\nMAC: 10:ab:cd:30:5C:7C\r\n01-04-2022 Замена

SN: abc123\r\nMAC: 10:ab:cd:30:5C:7C\r\n01-04-2022 Замена