regex101: Python Match Workspace

^start of line

drthe literal text dr (case sensitive)

Negative Lookahead(?!.*(?:last|statement|available))

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

Non-Capturing Group(?:last|statement|available)

1st Alternativelast

lastthe literal text last (case sensitive)

2nd Alternativestatement

statementthe literal text statement (case sensitive)

3rd Alternativeavailable

availablethe literal text available (case sensitive)

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

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

htmlthe literal text html (case sensitive)

$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

Search reference

Regular Expression

^dr(?!.*(?:last|statement|available)).*\.html$

New

/directory/index.html
/index.html
#
/index.html
/kss_how.html
dr_info/swearingenlarry.html
dr_info/swearingenlarrylast.html
dr_info/kingjohn.html
dr_info/kingjohnlastzxc.html
dr_info/_coble.jpg
dr_info/coblebillielast.html
dr_info/netherystephen.jpg
dr_info/netherystephenlast.html
dr_info/rougeaupaul.jpg
dr_info/no_last_statement.html
dr_info/no_info_available.html
dr_info/no_last_statement.html
dr_info/no_last_statement.html

drlast

Regular Expressions 101

Regular Expression

Extraction