xSelector

Use CSS Selector, XPath 1.0 or RegExp select data from HTML, inspired by scrapy.

Install

npm i -P xselector

Useage

const selector = reuqire('xselector');
let sel = selector.load(html);

sel.xpath('//div').css('img').attr('src');
// need to use relative path
sel.css('body').xpath('./div//img/@src').values();
sel.regexp(/<title>([^<]+)<\/title>/);

API

selector.load(html [, options])

arguments:

• html string:
• options object: options of xmldom.

return: Selector

class Selector

extends SelectorList.

class SelectorList

• SelectorList#css(selector): SelectorList
• SelectorList#xpath(path): SelectorList

operate first selected value

• SelectorList#attr(name): string
• SelectorList#text(): string
• SelectorList#html(): string
• SelectorList#value(): string
  • If selected value is Element, return html;
  • If selected value is Text|Attr, return nodeValue;
  • If selected value is string|number|boolean, return itself.
• SelectorList#regexp(re [, searchText]): string
  • re string|RegExp: a pattern to match a part of string, if re has match groups, return first match group.
  • searchText boolean: If true, its context is Selector#text(); If false, its context is Selector#html(). Default is false.

operate all selected value

• SelectorList#attrs(name): string[]
• SelectorList#texts(): string[]
• SelectorList#htmls(): string[]
• SelectorList#values(): string[]
• SelectorList#regexps(re [, searchText]): string[]

Contribution

Submit the issues if you find any bug or have any suggestion.

Or fork the repo and submit pull requests.

About

Author：plylrnsdy

Github：xselector