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June 20, 2017 20:41
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Simple React app
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class Button extends React.Component { | |
handleClick = () => { | |
this.props.onClickFunction(this.props.incrementValue); | |
} | |
render() { | |
return ( | |
<button onClick={this.handleClick}> | |
+{this.props.incrementValue} | |
</button> | |
); | |
} | |
} | |
const Result = (props) => { | |
return ( | |
<div>{props.counter}</div> | |
); | |
}; | |
class App extends React.Component { | |
state = { counter: 0 }; | |
incrementCounter = (incrementValue) => { | |
this.setState((previousState) => ({ | |
counter: previousState.counter + incrementValue | |
})); | |
}; | |
render() { | |
return ( | |
<div> | |
<Button incrementValue={1} onClickFunction={this.incrementCounter} /> | |
<Button incrementValue={5} onClickFunction={this.incrementCounter} /> | |
<Button incrementValue={10} onClickFunction={this.incrementCounter} /> | |
<Button incrementValue={100} onClickFunction={this.incrementCounter} /> | |
<Result counter={this.state.counter} /> | |
</div> | |
); | |
} | |
} | |
ReactDOM.render(<App />, mountNode); |
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const Card = (props) => { | |
return ( | |
<div style={{margin: '1em'}}> | |
<img width="75" src={props.avatar_url} /> | |
<div style={{display: 'inline-block', marginLeft: 10}}> | |
<div style={{fontSize: '1.25em', fontWeight: 'bold'}}> | |
{props.name} | |
</div> | |
<div>{props.company}</div> | |
</div> | |
</div> | |
); | |
}; | |
let data = [ | |
{ name: "KryptykPhysh", | |
avatar_url: "https://avatars1.githubusercontent.com/u/328830?v=3", | |
company: "KryptykPhysh Teq" }, | |
{ name: "Summer Wherry", | |
avatar_url: "https://avatars0.githubusercontent.com/u/14178524?v=3", | |
company: "null" }, | |
] | |
const CardList = (props) => { | |
return ( | |
<div> | |
{props.cards.map(card => <Card {...card} />)} | |
</div> | |
) | |
} | |
ReactDOM.render(<CardList cards={data}/>, mountNode); |
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