Cheat Sheet logoCheat Sheet Today
Regex in JavaScript/Collapse internal whitespace

Normalize repeated whitespace down to single spaces.

Back to sheetBrowse commands
Sign in to save
Section: JavaScript Recipes

Collapse internal whitespace

javascript
javascript
text.trim().replace(/\s+/g, " ")
Explanation

Very common cleanup recipe.

View in sheet →

Learn the surrounding workflow

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

Compare commandsView fixes

Related commands

Same sheet · prioritizing JavaScript Recipes
Basic email shape
Check a simple email-like structure.
OpenIn sheetjavascriptsame section
Slug validator
Match lowercase slugs with hyphens.
OpenIn sheetjavascriptsame section
Key=value extractor
Extract query-like key-value pairs.
OpenIn sheetjavascriptsame section
Redact bearer token
Mask bearer tokens in logs.
OpenIn sheetjavascriptsame section
Find hex colors
Extract CSS-like hex color literals.
OpenIn sheetjavascriptsame section
Basic semver parser
Extract version parts from a semantic version string.
OpenIn sheetjavascriptsame section