xpath_for_html 1.0.0 
xpath_for_html: ^1.0.0 copied to clipboard
xpath package for HTML, most XPath syntax is supported.
example/example.dart
import 'package:html/parser.dart';
import 'package:xpath_for_html/xpath_for_html.dart';
final String htmlString = '''
<html lang="en">
<body>
<div><a href='https://github.com/simonkimi'>author</a></div>
<div class="head">div head</div>
<div class="container">
<table>
<tbody>
<tr>
<td class="first1">1</td>
<td class="first1">2</td>
<td class="first2">3</td>
<td class="first2">4</td>
<td class="second1">one</td>
<td class="second1">two</td>
<td class="second1">three</td>
<td class="second2">four</td>
</tr>
</tbody>
</table>
</div>
<div class="end">end</div>
</body>
</html>
''';
void main() {
// You can create xpath selector by html
final xpath = XPath.html(htmlString);
print(xpath.query('//div/a').elements);
// Or by html dom
final htmlDom = parse(htmlString).documentElement!;
final xpathFrom = XPath(htmlDom);
print(xpathFrom.query('//div/a').elements);
// Or by element
print(htmlDom.queryXPath(r'//div/a').elements);
print('-'*10 + 'example' + '-'*10);
print('\n//div/a');
print(htmlDom.queryXPath(r'//div/a').element);
print('\n//div/a/@href');
print(htmlDom.queryXPath(r'//div/a/@href').attr);
print('\n//div/a/text()');
print(htmlDom.queryXPath(r'//div/a/text()').attr);
print('\n//tr/node()');
print(htmlDom.queryXPath(r'//tr/node()').elements);
print('\n//td[1]/text()');
print(htmlDom.queryXPath(r'//td[1]/text()').attrs);
print('\n//td[last()]/text()');
print(htmlDom.queryXPath(r'//td[last()]/text()').attrs);
print('\n//td[last()-1]/text()');
print(htmlDom.queryXPath(r'//td[last()-1]/text()').attrs);
print('\n//td[@class="first1"]');
print(htmlDom.queryXPath(r'//td[@class="first1"]/text()').attrs);
print('\n//td[@class^="first"]');
print(htmlDom.queryXPath(r'//td[@class^="fir"]/text()').attrs);
print('\n//td[@class^="second" or position()>=7]');
print(htmlDom.queryXPath(r'//td[@class="first1" or position()>=7]/text()').attrs);
print('\n//tr/child::*/text()');
print(htmlDom.queryXPath(r'//tr/child::*/text()').attrs);
}Metadata
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xpath package for HTML, most XPath syntax is supported.
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