HomeWord Boundary Tools
Word Boundary Tools
Whole word matching and spacing logic.
12 Tools Available
Whole Word
Exact match "word".
/\bword\b/
Starts With
Words starting with prefix.
/\bprefix\w*/
Ends With
Words ending with suffix.
/\w*suffix\b/
Contains
Words containing substring.
/\w*inner\w*/
Not Whole Word
Match inside other words.
/\Bword\B/
Capitalized
Title case words.
/\b[A-Z][a-z]*\b/
All Caps
UPPERCASE words.
/\b[A-Z]+\b/
CamelCase
camelCase words.
/\b[a-z]+[A-Z][a-zA-Z]*\b/
Snake_Case
snake_case words.
/\b[a-z]+_[a-z]+\b/
Kebab-Case
kebab-case words.
/\b[a-z]+-[a-z]+\b/
3 Letter Words
Exactly 3 letters.
/\b\w{3}\b/
Palindrome
Matches simple palindromes.
/\b(\w)(\w)?\w?\2\1\b/