event-delegation

Event delegation patterns for scalable event handling

Web JavaScript onclick: Change Text on Button Click by Index

Learn how to update text in JavaScript based on clicked button using forEach index, data attributes, or event delegation. Fix arr[element] errors with clean onclick handlers, code examples for dynamic text swaps without classes.

#javascript
#onclick
#event-delegation
#data-attributes
#dom

1 answer• 1 view

01/11/2026, 03:50 PM