<head>
<meta charset="utf-8" />
<title>Hi there.</title>
<style>
p {margin: 10px; padding: 20px; width: 500px; line-height: 23px;}
</style>
</head>
<body>
<p>What is the capital of Australia?</p>
</body>
如何在上面的以下代码中获取保证金值?
每次我执行以下操作: $('p')。css('padding') //我希望输出为20px;但是
出现以下错误:
var styles = parse(el.attribs.style); ^
TypeError:无法读取未定义的属性“ attribs” 在getCss(C:\ Users \ BBNH \ Desktop \ webscrapping \ node_modules \ cheerio \ lib \ api \ css.js:69:25) 在initialize.exports.css(C:\ Users \ BBNH \ Desktop \ webscrapping \ node_modules \ cheerio \ lib \ api \ css.js:25:12) 在Node。$。find.each(C:\ Users \ BBNH \ Desktop \ webscrapping \ scrape1.js:138:22) 在initialize.exports.each处(C:\ Users \ BBNH \ Desktop \ webscrapping \ node_modules \ cheerio \ lib \ api \ traversing.js:300:24) 在Node。$。find.each(C:\ Users \ BBNH \ Desktop \ webscrapping \ scrape1.js:131:16) 在initialize.exports.each处(C:\ Users \ BBNH \ Desktop \ webscrapping \ node_modules \ cheerio \ lib \ api \ traversing.js:300:24) 在Node。$。each(C:\ Users \ BBNH \ Desktop \ webscrapping \ scrape1.js:128:12) 在initialize.exports.each处(C:\ Users \ BBNH \ Desktop \ webscrapping \ node_modules \ cheerio \ lib \ api \ traversing.js:300:24) 在Request.request [作为_callback](C:\ Users \ BBNH \ Desktop \ webscrapping \ scrape1.js:125:46) 在Request.self.callback(C:\ Users \ BBNH \ Desktop \ webscrapping \ node_modules \ request \ request.js:185:22)