Regular Expressions 101

Pro

^start of line

Positive Lookahead(?=.*Coffee)

.*any character (except for line terminators), repeated any number of times

Coffeethe literal text Coffee (case sensitive)

Negated Character Class[^\d7]*

*matches any number of characters outside the set below:

\da digit

7the literal 7 (55₁₀ / 67₈ / 37₁₆)

\D*any character that's not a digit, repeated any number of times

$end of line

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.

26 tokens

^(?=.*Coffee)[^\d7]*7\D*$

text... Coffee 7 ... more...
text... Coffee 8 ... more...
text... Coffee ... more...

text... Coffee 7 ... more...
text... Coffee 8 ... more...
text... Coffee ... more...