Regex Examples and Cookbook/CSS class selector

Match a simple CSS class selector.

Section: Language and Data Format Recipes

CSS class selector

regex
regex
\.[A-Za-z_-][A-Za-z0-9_-]*
Explanation

Useful for scanning stylesheets or extracting class tokens.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Related commands

Same sheet · prioritizing Language and Data Format Recipes
JSON key capture
Capture a simple JSON object key.
OpenIn sheetregexsame section
YAML key shape
Match a simple YAML key at the start of a line.
OpenIn sheetregexsame section
Find SELECT *
Find SQL `SELECT *` usage.
OpenIn sheetregexsame section
Capture HTML id attribute
Capture an HTML `id` value.
OpenIn sheetregexsame section
Environment variable assignment
Match `.env`-style key=value lines.
OpenIn sheetregexsame section
Hex color
Match CSS hex colors.
OpenIn sheetregex1 tag match