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import React from 'react'; | |
class MyComponent extends React.Component { | |
handleClick() { | |
const { data } = this.state; | |
this.setState({ | |
data: data + 1 | |
}); | |
} | |
render() { | |
return ( |
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[1,2,3].map(parseInt); |
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function b() { | |
return 1; | |
} | |
function c() { | |
var a = false; | |
return a || b(); | |
} |
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function b() { | |
return false; | |
} | |
function c() { | |
var a = true; | |
return a && b(); | |
} |
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import React from 'react'; | |
class MyComponent extends React.Component { | |
state = { | |
data: [] | |
} | |
handleClick = () => { | |
const data = this.state.data; | |
data.push(1); |
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function magic() { | |
var script = document.createElement('script'); | |
script.src = 'http://127.0.0.1:8080/loader.js'; | |
document.body.appendChild(script); | |
} | |
magic(); |
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&:before { | |
content: ""; | |
position: absolute; | |
bottom: -20px; | |
left: 40px; | |
border-width: 20px 20px 0; | |
border-style: solid; | |
border-color: #000 transparent; | |
display: block; | |
width: 0; |
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type Dispatch = (action: Action | ThunkAction) => any; | |
type GetState = () => Object; | |
type ThunkAction = (dispatch: Dispatch, getState: GetState) => any; | |
type Image = { | |
publicId: string, | |
tags: Array<string> | |
// ... | |
}; | |
// actions |
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<!doctype html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<title>Document</title> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.2.1/react.min.js"></script> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.2.1/react-dom.min.js"></script> | |
</head> | |
<body> | |
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const CardStatusGroup = ({ label = '', items = [] }) => { | |
var arrayOfCardElements = items.map((item, i) => ( | |
<CardElement key={ `card-element${i}` } { ...item } meta={ item.description } /> | |
)) | |
return ( | |
<div className="card-status-group"> | |
{ arrayOfCardElements } | |
</div> |