Regular Expressions 101

Pro

bar0the literal text bar0 (case sensitive)

Negative Lookahead(?![|])

Character Class[|]

|the literal | (124₁₀ / 174₈ / 7C₁₆)

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

bar0(?![|])

New

1) Search matches in the foobar0 - matches should be found

2) Search matches in the foobar0| - matches should be not found

3) Search matches in the foobar0|0 - matches should be not found