- Trending Categories
- Data Structure
- Networking
- RDBMS
- Operating System
- Java
- MS Excel
- iOS
- HTML
- CSS
- Android
- Python
- C Programming
- C++
- C#
- MongoDB
- MySQL
- Javascript
- PHP
- Physics
- Chemistry
- Biology
- Mathematics
- English
- Economics
- Psychology
- Social Studies
- Fashion Studies
- Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
How to create a JavaScript code for multiple keys pressed at once?
Use the keydown event in JavaScript to get to know which keys are pressed at once. The following is the script −
Example
var log = $('#log')[0], keyPressed = []; $(document.body).keydown(function (evt) { var li = keyPressed [evt.keyCode]; if (!li) { li = log.appendChild(document.createElement('li')); keyPressed [evt.keyCode] = li; } $(li).text(Key Down: ' + evt.keyCode); $(li).removeClass('key-up'); }); $(document.body).keyup(function (evt) { var li = keyPressed [evt.keyCode]; if (!li) { li = log.appendChild(document.createElement('li')); } $(li).text('Key Up: ' + evt.keyCode); $(li).addClass('key-up'); });
Advertisements