Regular Expressions 101

Negative Lookbehind(?<![^,])

Negated Character Class[^,]

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Non-Capturing Group(?:rss-latest|listing-latest-no-category|category-128|page-9000)

1st Alternativerss-latest

rss-latestthe literal text rss-latest (case sensitive)

2nd Alternativelisting-latest-no-category

listing-latest-no-categorythe literal text listing-latest-no-category (case sensitive)

3rd Alternativecategory-128

category-128the literal text category-128 (case sensitive)

4th Alternativepage-9000

page-9000the literal text page-9000 (case sensitive)

Negative Lookahead(?![^,])

Negated Character Class[^,]

,the literal , (44₁₀ / 54₈ / 2C₁₆)

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.

Search reference

Regular Expression

(?<![^,])(?:rss-latest|listing-latest-no-category|category-128|page-9000)(?![^,])

New

page-9000,page-template,page-type,page-category-128,image-195,listing-latest,rss-latest,even-more-info,even-more-tags