{"json_modified": "2016-03-28T08:28:30.173510", "uuid": "d6a4c3d4-dc6c-4881-b113-13229e7f6704", "title": "DocumentFragment.querySelector()", "url": "/en-US/docs/Web/API/DocumentFragment/querySelector", "tags": ["API", "DOM", "DocumentFragment", "Method"], "translations": [{"uuid": "df9cfc29-9717-484e-b64f-a5f04abf9c33", "title": "DocumentFragment.querySelector()", "url": "/zh-CN/docs/Web/API/DocumentFragment/querySelector", "tags": [], "summary": "<strong><code>DocumentFragment.querySelector()</code></strong>\u00a0\u65b9\u6cd5\u8fd4\u56de\u7b2c\u4e00\u4e2a\u5728\u00a0<a href=\"/zh-CN/docs/Web/API/DocumentFragment\" title=\"DocumentFragment&#xA0;&#x63A5;&#x53E3;&#x8868;&#x793A;&#x7684;&#x662F;&#x6CA1;&#x6709;&#x7236;&#x8282;&#x70B9;&#x7684;&#x6700;&#x5C0F;&#x7684;&#x6587;&#x6863;&#x5BF9;&#x8C61;.&#x3002;&#x5B83;&#x88AB;&#x5F53;&#x505A;&#x4E00;&#x4E2A;&#x8F7B;&#x91CF;&#x7248;&#x672C;&#x7684; Document &#x4F7F;&#x7528;&#xFF0C;&#x7528;&#x4E8E;&#x5B58;&#x50A8;&#x5DF2;&#x6392;&#x597D;&#x7248;&#x7684;&#x6216;&#x5C1A;&#x672A;&#x6253;&#x7406;&#x597D;&#x683C;&#x5F0F;&#x7684;XML&#x7247;&#x6BB5;&#x3002;\"><code>DocumentFragment</code></a> \u4e2d\u7684\u3001\u7b26\u5408\u9009\u62e9\u5668\u7684\u5143\u7d20\u3002\u5176\u4f7f\u7528\u6df1\u5ea6\u4f18\u5148\uff0c\u524d\u5e8f\u904d\u5386\u89c4\u5219\u904d\u5386\u6587\u6863\u4e2d\u7684\u8282\u70b9\u3002\u5982\u679c\u6ca1\u6709\u5339\u914d\u7ed3\u679c\uff0c\u8fd4\u56de\u00a0<code>null</code>\u00a0\u3002", "localization_tags": [], "locale": "zh-CN", "last_edit": "2015-12-19T05:07:02", "review_tags": []}], "modified": "2015-08-11T03:28:53", "label": "DocumentFragment.querySelector()", "localization_tags": [], "locale": "en-US", "id": 80645, "last_edit": "2015-08-11T03:28:49", "summary": "The <strong><code>DocumentFragment.querySelector()</code></strong> method returns the first element, or <code>null</code> if no matches are found, within the <a href=\"/en-US/docs/Web/API/DocumentFragment\" title=\"The DocumentFragment interface represents a minimal document object that has no parent. It is used as a light-weight version of Document to store well-formed or potentially non-well-formed fragments of XML.\"><code>DocumentFragment</code></a> (using depth-first pre-order traversal of the document's nodes) that matches the specified group of selectors.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Parameters", "title": "Parameters"}, {"id": "Example", "title": "Examples"}, {"id": "Basic_example", "title": "Basic example"}, {"id": "CSS_syntax_and_the_method's_argument", "title": "CSS syntax and the method's argument"}, {"id": "Specification", "title": "Specifications"}, {"id": "Browser_Compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/DocumentFragment/querySelector", "review_tags": []}