How to count keywords in a text box using JavaScript?

Feb, 06, 2023 - 12 min read

Manuka Kodithuwakku

How to count keywords in a text box using Java Script

Write a JavaScript program to count number of words in string.
The script will be used to:
- Remove white-space from start and end position.
- Convert 2 or more spaces to 1.
- Exclude newline with a start spacing.

Pictorial Presentation

Live Demo

See the Pen javascript-regexp-exercise-6 by w3resource (@w3resource) on CodePen.