React: Difference between revisions
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Line 33: | Line 33: | ||
this.state = {name: "Frarthur"}; | this.state = {name: "Frarthur"}; | ||
} | } | ||
render() { | render() { | ||
return <div></div>; | |||
} | } | ||
}; | }; | ||
</source> |
Revision as of 06:00, 23 October 2019
Quick Reference
Variables
const myVar = (
<h1>Love it</h1>
);
Run
Maps
// Only do this if items have no stable IDs
const todo = ["fix", "syntax", "highlighting"];
const todoItems = todos.map((todo, index) =>
<li key={index}>
{todo.text}
</li>
);
Component Example
import React, {Component} from 'react';
import ReactDOM from 'react-dom';
class Parent extends React.Component {
constructor(props) {
super(props);
this.state = {name: "Frarthur"};
}
render() {
return <div></div>;
}
};