如何解析和提取CSS选择器作为字符串? [英] How to parse and extract CSS selectors as strings?
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问题描述
将css选择器提取为字符串最简单的方法是什么?
What is the simplest way to extract css selectors as strings?
将此作为输入:
#article{width:690px;overflow:hidden}
#article h2:first-child a{text-decoration:none}
#works .project p:last-child{margin-top:20px;font-size:13px}
#works .project img, #works .info img{width:680px;min-height:400px;border:1px dotted #ccc;margin-bottom:40px}
如何获取如下选择器列表:
How can I get a list of selectors such as this:
var selectors = ['#article','#article h2:first-child a','#works .project p:last-child','#works .project img']
推荐答案
我最终得到的解决方案是:
Here is the solution I ended up with:
- 用一些独特的字符替换大括号及其内容。正则表达式从这里被挑选使用JavaScript匹配CSS选择器RegExp
- 分隔这些唯一字符的列表。
这里为documention:
Just wanted to post it here for documention:
var css = "#article[type=x]{width:690px;overflow:hidden}#article h2:first-child a{text-decoration:none}#works .project p:last-child{margin-top:20px;font-size:13px}#works .project img, #works .info img{width:680px;min-height:400px;border:1px dotted #ccc;margin-bottom:40px}"
var found = css.replace(/{([^}]*)}/gm,"~~~").split("~~~");
document.write(found);
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