| Index: recipes/web/html/manipulating_queryAll_results.html
|
| diff --git a/recipes/web/html/manipulating_queryAll_results.html b/recipes/web/html/manipulating_queryAll_results.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..49214e4964a9975f07368762a864bc28ac220e00
|
| --- /dev/null
|
| +++ b/recipes/web/html/manipulating_queryAll_results.html
|
| @@ -0,0 +1,59 @@
|
| +<!DOCTYPE html>
|
| +
|
| +<html>
|
| + <body>
|
| + <ol>
|
| + <li>Google</li>
|
| + <li>StackOverflow</li>
|
| + <li>Reddit</li>
|
| + <li>Github</li>
|
| + </ol>
|
| +
|
| + <script type="application/dart">
|
| + import 'dart:html';
|
| +
|
| + void doSomethingWith(element) {}
|
| +
|
| + void main() {
|
| + List<Element> elements = queryAll('li');
|
| +
|
| + // Index.
|
| + assert(elements[2].text == 'Reddit');
|
| + assert(elements.last.text == 'Github');
|
| + assert(elements.first.text == 'Google');
|
| +
|
| + // Iterate.
|
| + for (var element in elements) {
|
| + doSomethingWith(element);
|
| + }
|
| +
|
| + var sites = elements.map((site) => site.text);
|
| + assert(sites.join(', ') == "Google, StackOverflow, Reddit, Github");
|
| +
|
| + sites = elements.where((site) => site.text.length != 6);
|
| + assert(sites.first.text == "StackOverflow");
|
| +
|
| + // Sublist.
|
| + var sublist = elements.sublist(1, 3);
|
| + assert(sublist.first.text == 'StackOverflow');
|
| + assert(sublist.last.text == 'Reddit');
|
| +
|
| + // Call predicates.
|
| + assert(elements.any((element) => element.text.length == 6));
|
| + assert(elements.every((element) => element.text.length == 6) == false);
|
| +
|
| + // Search.
|
| + assert(elements.lastWhere((element) => element.text.length == 6).text == 'Github');
|
| +
|
| + // The list of results is readonly.
|
| + try {
|
| + elements.length = 2;
|
| + } catch(e) {
|
| + assert(e.message == 'Cannot resize immutable List.');
|
| + }
|
| + }
|
| +
|
| + </script>
|
| + <script src="packages/browser/dart.js"></script>
|
| + </body>
|
| +</html>
|
|
|
Chromium Code Reviews
Issue 14109034:
Recipes for using CSS Selectors with dart:html (Closed)
Base URL: https://github.com/dart-lang/cookbook.git@master