Regular Expressions 101

^start of line

wp-contentthe literal text wp-content (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

uploadsthe literal text uploads (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Negative Lookahead(?!(2021\/06||2021\/07)\/)

Group 1(2021\/06||2021\/07)

1st Alternative2021\/06

2021the literal text 2021

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

06the literal text 06

2nd Alternative — matches an empty string

3rd Alternative2021\/07

2021the literal text 2021

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

07the literal text 07

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

.+any character (except for line terminators), repeated at least once

$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.

Search reference

Regular Expression

^wp-content\/uploads\/(?!(2021\/06||2021\/07)\/).+$

Test String
New

wp-content/uploads/2021/06/list-block-3.svg
wp-content/uploads/2021/06/list-block-3.svg
wp-content/uploads/2021/06/list-block-3.svg
wp-content/uploads/2021/07/list-block-3.svg
wp-content/uploads/may/05/list-block-3.svg
wp-content/uploads/2021/05/list-block-3.svg
wp-content/uploads/2020/02/list-block-3.svg

Regular Expression

Test StringNew

SubstitutionProcessing...

Test String
New

Substitution
Processing...