Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Explain touch events in JavaScript
The touch events in JavaScript are fired when a user interacts with a touchscreen device.
Following are the pointer event properties
| Event | Description |
|---|---|
| touchstart. | It is fired when the touch point is placed on the touch surface. |
| touchmove | It is fired when the touch point is moved along the touch surface. |
| touchend | It is fired when the touch point is removed from the touch surface. |
| touchcancel | It is fired when the touch point has been disrupted |
Following is the code for touch events in JavaScript −
Example
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>Document</title> <style> body { font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif; } .result, .sample { font-size: 18px; color: blueviolet; font-weight: 500; } .sample { color: red; } </style> </head> <body> <h1>Touch events in JavaScript</h1> <div class="sample">Here is some sample text to touch</div> <div class="result"></div> <h3>Touch on the above paragraph to make output in the below paragraph visible</h3> <script> let resEle = document.querySelector(".result"); let sampleEle = document.querySelector(".sample"); sampleEle.addEventListener("touchstart", () => { resEle.innerHTML = "Touch start event has been triggered"; }); </script> </body> </html> The above code will produce the following output −
Output
On touching the paragraph −
Updated on: 2020-07-16T13:16:23+05:30
5K+ Views
Advertisements