Agenda
Components
What's React
How to handle data
- Relay
- Graphql
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Once upon a time
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Now everything has changed
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What’s a component?
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"Reusable API that encapsulate a bunch of
different stuff"
Tom Occhino
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FeedDocumentCard
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Component definition
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Benefits of using components
Reusable
Updatable
Abstract
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When use components
Rich applications
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JS libs and frameworks
Ember
Angular
Polymer
React
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A javascript library for building user interfaces
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Is it a template engine like handlebars.js?
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Nooooooooooo!
"To set the record straight: React components are
far more powerful than Angular templates; they
should be compared with Angular’s directives
instead. [Directives are Angular's way of creating
custom elements]."
Pete Hunt
quora.com/Pete-Hunt/Posts/Facebooks-React-vs-AngularJS-A-Closer-Look
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- It's the markup
- It's the javascript
- It's the behavior's function
It's more than a template engine
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helloWorld.jsx
import React from 'react';
class HelloMessage extends React.Component {
render() {
return (
Hello {this.props.name}
);
}
}
React.render(,
mountNode);
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helloWorld.jsx
Hello John
Result
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- State
- Events
- Render
- And more...
React Features