regex101: Python Match Workspace

Explanation

Pro

1st Alternative(?: # attendance first, then require/required \battendance\b\W+ (?:\w+\W+){0,10} \brequired?\b )

Non-Capturing Group(?: # attendance first, then require/required \battendance\b\W+ (?:\w+\W+){0,10} \brequired?\b )

Comment: attendance first, then require/required

\ba Unicode word boundary

attendancethe literal text attendance (case sensitive)

\ba Unicode word boundary

\W+any character that is not a Unicode word character, repeated at least once

Non-Capturing Group(?:\w+\W+){0,10}

{0,10}repeats the group contents below between 0 and 10 times:

\w+a Unicode word character, repeated at least once

\W+any character that is not a Unicode word character, repeated at least once

\ba Unicode word boundary

requirethe literal text require (case sensitive)

d?optionally matches the literal d (100₁₀ / 144₈ / 64₁₆) (case sensitive)

\ba Unicode word boundary

2nd Alternative (?: # the other way round \brequired?\b\W+ (?:\w+\W+){0,10} \battendance\b )

Non-Capturing Group(?: # the other way round \brequired?\b\W+ (?:\w+\W+){0,10} \battendance\b )

Comment: the other way round

\ba Unicode word boundary

requirethe literal text require (case sensitive)

d?optionally matches the literal d (100₁₀ / 144₈ / 64₁₆) (case sensitive)

\ba Unicode word boundary

\W+any character that is not a Unicode word character, repeated at least once

Non-Capturing Group(?:\w+\W+){0,10}

{0,10}repeats the group contents below between 0 and 10 times:

\w+a Unicode word character, repeated at least once

\W+any character that is not a Unicode word character, repeated at least once

\ba Unicode word boundary

attendancethe literal text attendance (case sensitive)

\ba Unicode word boundary

Global pattern flags

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

x modifier: extended. Ignores unescaped whitespace and comments outside character classes

Quick Reference

25 tokens

Regular Expression

(?:                   # attendance first, then require/required
    \battendance\b\W+
    (?:\w+\W+){0,10}
    \brequired?\b
)
|
(?:                  # the other way round
    \brequired?\b\W+
    (?:\w+\W+){0,10}
    \battendance\b
)

New

attendance word1 word2 word3 word4 word5 word6 word7 word8 word9 word10 required
required word1 word2 word3 word4 word5 word6 word7 word8 word9 word10 attendance
required word1 word2 word3 word4 word5 word6 word7 word8 word9 word10 word11 attendance (too far away)

Extraction

attendance word1 word2 word3 word4 word5 word6 word7 word8 word9 word10 required
required word1 word2 word3 word4 word5 word6 word7 word8 word9 word10 attendance
required word1 word2 word3 word4 word5 word6 word7 word8 word9 word10 word11 attendance (too far away)