我正在研究React,但不了解JSX样式。这里的代码。
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script crossorigin src="https://unpkg.com/react@16/umd/react.production.min.js"></script>
<script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.production.min.js"></script>
<script crossorigin src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script>
</head>
<body>
<div id="disp"></div>
<script type="text/babel">
var root = document.querySelector('#disp')
const cssStyle = {
'color': 'red',
'backgroud-color': '#fff0f0',
'font-size':'2em'
}
const scriptStyle = {
color: 'blue',
backgroundColor: '#fff0f0',
fontSize: '2em'
}
function getDOM() {
return (
<div>
<div style={scriptStyle}>
Look at the stars
</div>
<p stlye={cssStyle}>
Look how they shine for you
</p>
</div>
)
}
ReactDOM.render(getDOM(), root)
</script>
</body>
</html>
问题
scriptStyle很好,但是我看不到cssStyle。[对象对象]我该怎么办?
在JSX中,样式作为对象提供,键为camelCase而不是snakeCase。例如background-color
将被写成backgroundColor
正是它在scriptStyle
对象中的提供方式以及将其赋予样式的方式。除此之外,您还输入错字style={cssStyle}
工作演示
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script crossorigin src="https://unpkg.com/react@16/umd/react.production.min.js"></script>
<script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.production.min.js"></script>
<script crossorigin src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script>
</head>
<body>
<div id="disp"></div>
<script type="text/babel">
var root = document.querySelector('#disp')
const cssStyle = {
'color': 'red',
'backgroudColor': '#fff0f0',
'fontSize':'2em'
}
const scriptStyle = {
color: 'blue',
backgroundColor: '#fff0f0',
fontSize: '2em'
}
function getDOM() {
return (
<div>
<div style={scriptStyle}>
Look at the stars
</div>
<p style={cssStyle}>
Look how they shine for you
</p>
</div>
)
}
ReactDOM.render(getDOM(), root)
</script>
</body>
</html>
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