How can I match a whole word in JavaScript?

by

To use a dynamic regular expression see my updated code:

new RegExp("\\b" + lookup + "\\b").test(textbox.value)

Your specific example is backwards:

alert((/\b(2)\b/g).test(lookup));

Regexpal

Regex Object

More Related Contents:

  1. javascript regex
  2. How can I use Unicode-aware regular expressions in JavaScript?
  3. Regex to get string between curly braces
  4. Validate phone number with JavaScript
  5. What is the meaning of the ‘g’ flag in regular expressions?
  6. What is the difference between RegExp’s exec() function and String’s match() function?
  7. Is there a version of JavaScript’s String.indexOf() that allows for regular expressions?
  8. split string only on first instance of specified character
  9. Remove HTML Tags in Javascript with Regex
  10. Remove whitespace and line breaks between HTML elements using jQuery
  11. How to replace last occurrence of characters in a string using javascript
  12. Validating user’s UTF-8 name in Javascript
  13. regular expression to match exactly 5 digits
  14. Syntax error in IE using ES6 arrow functions
  15. Javascript regular expression to validate URL
  16. Split a string by whitespace, keeping quoted segments, allowing escaped quotes
  17. How to wrap part of a text in a node with JavaScript
  18. Increment a number in a string in with regex
  19. Insert dash after every 4th character in input
  20. Insert space before capital letters
  21. how to use dotall flag for regex.exec()
  22. regular expression for finding decimal/float numbers?
  23. regex pattern to match the end of a string
  24. How to remove square brackets in string using regex?
  25. Regular expression with the cyrillic alphabet
  26. Regular expression for only characters a-z, A-Z
  27. Regex for checking that at least 3 of 4 different character groups exist
  28. Get filename from string path in javascript?
  29. How to use a regular expression in querySelectorAll?
  30. How to replace non-printable unicode characters (Javascript)

Leave a Comment