299451/difference-between-javascript-events-react-events-identical
Feature
JavaScript Events
React Events (Synthetic Events)
Type
Native Browser Events (Event)
SyntheticEvent (React Wrapper)
Event Handling
addEventListener on elements
Inline event handlers (onClick, onChange, etc.)
Event Object
Directly from the DOM (event)
Wrapped by React (SyntheticEvent)
Performance
Separate listeners on each element
Delegated at the document level for efficiency
Cross-Browser Support
May need polyfills for older browsers
Automatically handled by React
Event Pooling
Not applicable
Recycles event objects for performance optimization
Event Binding
Needs manual this binding in classes
No this binding required in functional components
Default Prevention
event.preventDefault()
Same: event.preventDefault() but on SyntheticEvent
I came across this query and am ...READ MORE
Hello, io.js: Node-forward is basically being merged into io.js forked on ...READ MORE
As far as I know, An immutable string ...READ MORE
Given the following example (using JUnit with ...READ MORE
Feature var let Scope Function-scoped. Accessible within the function, even outside ...READ MORE
In an Express.js application, you can use ...READ MORE
Yes, it's possible to handle React events ...READ MORE
The best approach is to leverage the ...READ MORE
If React events are not firing, several ...READ MORE
OR
At least 1 upper-case and 1 lower-case letter
Minimum 8 characters and Maximum 50 characters
Already have an account? Sign in.