Regular Expressions 101

Pro

1st Alternative\b(right|left)\s*eye\b

\ban ASCII word boundary

Group 1(right|left)

1st Alternativeright

rightthe literal text right (case sensitive)

2nd Alternativeleft

leftthe literal text left (case sensitive)

\s*any whitespace character, repeated any number of times

eyethe literal text eye (case sensitive)

\ban ASCII word boundary

2nd Alternative.

.any 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.

26 tokens

\b(right|left)\s*eye\b|.

New

The right eye remains stable with an IOP of 12mmHg. The readings obtained in December 2005 15mmHgwere not very high

$1

The right eye remains stable with an IOP of 12mmHg. The readings obtained in December 2005 15mmHgwere not very high