{"id":238547,"date":"2023-12-26T09:25:17","date_gmt":"2023-12-26T01:25:17","guid":{"rendered":"https:\/\/www.idc.net\/help\/238547\/"},"modified":"2023-12-26T09:25:17","modified_gmt":"2023-12-26T01:25:17","slug":"html%e4%bb%a3%e7%a0%81-optgroup-%e9%80%89%e9%a1%b9%e7%bb%84%e5%85%83%e7%b4%a0","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/238547\/","title":{"rendered":"Html\u4ee3\u7801: optgroup – \u9009\u9879\u7ec4\u5143\u7d20"},"content":{"rendered":"Html\u4ee3\u7801: optgroup - \u9009\u9879\u7ec4\u5143\u7d20<\/title><\/p>\n<h1 id=\"html%e4%bb%a3%e7%a0%81-optgroup-%e9%80%89%e9%a1%b9%e7%bb%84%e5%85%83%e7%b4%a0-SYAxjXxSLA\">Html\u4ee3\u7801: optgroup - \u9009\u9879\u7ec4\u5143\u7d20<\/h1>\n<p>\u5728HTML\u4e2d\uff0coptgroup\u5143\u7d20\u7528\u4e8e\u521b\u5efa\u4e00\u4e2a\u9009\u9879\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5c06\u76f8\u5173\u7684\u9009\u9879\u5206\u7ec4\u663e\u793a\u3002optgroup\u5143\u7d20\u901a\u5e38\u4e0eselect\u5143\u7d20\u4e00\u8d77\u4f7f\u7528\uff0c\u7528\u4e8e\u521b\u5efa\u4e0b\u62c9\u5217\u8868\u3002<\/p>\n<h2 id=\"%e8%af%ad%e6%b3%95-SYAxjXxSLA\">\u8bed\u6cd5<\/h2>\n<p>optgroup\u5143\u7d20\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>\n<code><select>\n <optgroup label=\"group_label\">\n <option value=\"value1\">Option 1<\/option>\n <option value=\"value2\">Option 2<\/option>\n ...\n <\/optgroup>\n<\/select>\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u8bed\u6cd5\u4e2d\uff0cselect\u5143\u7d20\u7528\u4e8e\u521b\u5efa\u4e0b\u62c9\u5217\u8868\uff0coptgroup\u5143\u7d20\u7528\u4e8e\u521b\u5efa\u9009\u9879\u7ec4\uff0clabel\u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u9009\u9879\u7ec4\u7684\u6807\u7b7e\uff0coption\u5143\u7d20\u7528\u4e8e\u521b\u5efa\u9009\u9879\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b-SYAxjXxSLA\">\u793a\u4f8b<\/h2>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528optgroup\u5143\u7d20\u7684\u793a\u4f8b\uff1a<\/p>\n<pre>\n<code><select>\n <optgroup label=\"\u6c34\u679c\">\n <option value=\"apple\">\u82f9\u679c<\/option>\n <option value=\"banana\">\u9999\u8549<\/option>\n <option value=\"orange\">\u6a59\u5b50<\/option>\n <\/optgroup>\n <optgroup label=\"\u852c\u83dc\">\n <option value=\"carrot\">\u80e1\u841d\u535c<\/option>\n <option value=\"tomato\">\u756a\u8304<\/option>\n <option value=\"cucumber\">\u9ec4\u74dc<\/option>\n <\/optgroup>\n<\/select>\n<\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u4e0b\u62c9\u5217\u8868\uff0c\u5176\u4e2d\u5305\u542b\u4e24\u4e2a\u9009\u9879\u7ec4\uff1a\u6c34\u679c\u548c\u852c\u83dc\u3002\u6bcf\u4e2a\u9009\u9879\u7ec4\u4e0b\u9762\u6709\u51e0\u4e2a\u9009\u9879\u3002<\/p>\n<h2 id=\"%e6%95%88%e6%9e%9c-SYAxjXxSLA\">\u6548\u679c<\/h2>\n<p>\u4e0a\u9762\u793a\u4f8b\u4ee3\u7801\u7684\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<p> \u82f9\u679c<br \/>\n \u9999\u8549<br \/>\n \u6a59\u5b50<\/p>\n<p> \u80e1\u841d\u535c<br \/>\n \u756a\u8304<br \/>\n \u9ec4\u74dc<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-SYAxjXxSLA\">\u603b\u7ed3<\/h2>\n<p>\u901a\u8fc7\u4f7f\u7528optgroup\u5143\u7d20\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u76f8\u5173\u7684\u9009\u9879\u5206\u7ec4\u663e\u793a\uff0c\u4f7f\u4e0b\u62c9\u5217\u8868\u66f4\u52a0\u6e05\u6670\u548c\u6613\u4e8e\u4f7f\u7528\u3002<\/p>\n<p>\u8bf7\u6ce8\u610f\uff0coptgroup\u5143\u7d20\u53ea\u80fd\u5305\u542boption\u5143\u7d20\uff0c\u4e0d\u80fd\u5305\u542b\u5176\u4ed6\u4efb\u4f55\u5143\u7d20\u3002<\/p>\n<p>\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8eHTML\u4ee3\u7801\u7684\u5185\u5bb9\uff0c\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u5b98\u7f51\uff1a<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Html\u4ee3\u7801: optgroup - \u9009\u9879\u7ec4\u5143\u7d20 Html\u4ee3\u7801: optgroup - \u9009\u9879\u7ec4\u5143\u7d20 \u5728HTML […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197854],"tags":[],"class_list":["post-238547","post","type-post","status-publish","format-standard","hentry","category-html"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/238547","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=238547"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/238547\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=238547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=238547"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=238547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}