Regular Expressions 101

Group 1(DMIG[. 0-9A-Z+-\.\*\n]*?)

DMIGthe literal text DMIG (case sensitive)

Character Class[. 0-9A-Z+-\.\*\n]*?

*?matches any number of characters from the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

+-\.one character from + (43₁₀) to . (46₁₀)

\*the literal * (42₁₀ / 52₈ / 2A₁₆)

\na line-feed (newline) character (ASCII 10)

Positive Lookahead(?=DMIG |\Z)

1st AlternativeDMIG

DMIG the literal text DMIG (case sensitive)

2nd Alternative\Z

\Zend of string, or before its final line terminator

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

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Search reference

Regular Expression

(DMIG[. 0-9A-Z+-\.\*\n]*?)(?=DMIG |\Z)

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