{"id":2714,"date":"2014-01-24T08:25:44","date_gmt":"2014-01-24T00:25:44","guid":{"rendered":"https:\/\/sdeno.com\/?p=2714"},"modified":"2014-01-20T15:36:54","modified_gmt":"2014-01-20T07:36:54","slug":"wordpress-%e7%bb%9f%e8%ae%a1%e6%8c%87%e5%ae%9a%e5%88%86%e7%b1%bb%e7%9b%ae%e5%bd%95%e6%96%87%e7%ab%a0%e6%95%b0%e9%87%8f","status":"publish","type":"post","link":"https:\/\/sdeno.com\/?p=2714","title":{"rendered":"wordpress \u7edf\u8ba1\u6307\u5b9a\u5206\u7c7b\u76ee\u5f55\u6587\u7ae0\u6570\u91cf"},"content":{"rendered":"

\u6709\u65f6\u5019\u6211\u4eec\u60f3\u83b7\u53d6\u67d0\u4e2a\u5206\u7c7b(category)\u4e0b\u7684\u6587\u7ae0\u6570\u76ee\uff0c\u4ee5\u4fbf\u5728\u535a\u5ba2\u7684\u67d0\u4e2a\u5730\u65b9\u663e\u793a\u51fa\u6765\u3002\u4e0b\u9762\u5c31\u63d0\u4f9b\u51e0\u4e2a\u83b7\u53d6\u7279\u5b9a\u5206\u7c7b\u7684\u6587\u7ae0\u6570\u7684\u65b9\u6cd5\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u4e2a\u4eba\u559c\u597d\u9009\u62e9\uff1a<\/p>\n

\u65b9\u6cd5\u4e00\uff1a<\/strong><\/p>\n

\u5c06\u4ee5\u4e0bPHP\u4ee3\u7801\u653e\u7f6e\u5728\u4e3b\u9898\u76ee\u5f55\u4e0b\u7684functions.php\u4e2d\uff1a<\/p>\n

[code]function wt_get_category_count($input = ”) {
\nglobal $wpdb;<\/p>\n

if($input == ”) {
\n$category = get_the_category();
\nreturn $category[0]->category_count;
\n}
\nelseif(is_numeric($input)) {
\n$SQL = “SELECT $wpdb->term_taxonomy.count FROM $wpdb->terms, $wpdb->term_taxonomy WHERE $wpdb->terms.term_id=$wpdb->term_taxonomy.term_id AND $wpdb->term_taxonomy.term_id=$input”;
\nreturn $wpdb->get_var($SQL);
\n}
\nelse {
\n$SQL = “SELECT $wpdb->term_taxonomy.count FROM $wpdb->terms, $wpdb->term_taxonomy WHERE $wpdb->terms.term_id=$wpdb->term_taxonomy.term_id AND $wpdb->terms.slug=’$input'”;
\nreturn $wpdb->get_var($SQL);
\n}
\n}[\/code]<\/p>\n

\u7136\u540e\u5728\u9700\u8981\u7684\u5730\u65b9\u8c03\u7528\u8be5\u51fd\u6570\u5373\u53ef\uff0c\u8be5\u51fd\u6570\u63d0\u4f9b\u4e09\u79cd\u8c03\u7528\u65b9\u5f0f\uff1a<\/p>\n

1\u3001\u5728\u4e3b\u5faa\u73af\u4e2d\u8c03\u51fa\u8be5\u51fd\u6570\uff0c\u4e14\u4e0d\u63d0\u4f9b\u53c2\u6570\uff0c\u5219\u8fd4\u56de\u7b2c\u4e00\u4e2a\u5206\u7c7b\u7684\u6587\u7ae0\u6570\uff1a<\/p>\n

[code]<?php\u00a0echo\u00a0wt_get_category_count();\u00a0?>[\/code]<\/p>\n

2\u3001\u63d0\u4f9b\u7684\u53c2\u6570\u4e3a\u6570\u5b57\uff0c\u4e14\u8be5\u6570\u5b57\u4e3a\u5206\u7c7b\u7684ID\u53f7\uff0c\u5219\u8fd4\u56de\u5bf9\u5e94ID\u7684\u5206\u7c7b\u7684\u6587\u7ae0\u6570\uff1a<\/p>\n

[code]<?php\u00a0echo\u00a0wt_get_category_count(1);\u00a0?>[\/code]<\/p>\n

3\u3001\u63d0\u4f9b\u5206\u7c7b\u7684\u522b\u540d\uff0c\u5219\u8fd4\u56de\u5bf9\u5e94\u7f29\u7565\u540d(\u522b\u540d)\u7684\u5206\u7c7b\u6587\u7ae0\u6570\uff1a<\/p>\n

[code]<?php\u00a0echo\u00a0wt_get_category_count(‘hello-world’);\u00a0?>[\/code]<\/p>\n

\u8be5\u51fd\u6570\u5bf9\u4e8e\u542b\u6709\u5b50\u5206\u7c7b\u7684\u5206\u7c7b\uff0c\u6587\u7ae0\u6570\u7edf\u8ba1\u4e0a\u4f1a\u6709\u7a0d\u8bb8\u8bef\u5dee\u3002\u5bf9\u4e8e\u5206\u7c7b\u6587\u7ae0\u6570\u4e3a0\u7684\u60c5\u51b5\u7edf\u8ba1\u5f97\u4e5f\u4e0d\u662f\u5f88\u597d\u3002<\/p>\n

\u65b9\u6cd5\u4e8c\uff1a<\/strong><\/h4>\n

\u5176\u5b9e\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528WordPress\u7684\u5185\u7f6e\u51fd\u6570wp_list_categories()\uff0c\u53ea\u662f\u4f20\u9012\u51fd\u6570\u7684\u65f6\u5019\u6ce8\u610f\u4e00\u4e0b\u5c31\u884c\u4e86\uff1a<\/p>\n

[code]<?php echo strip_tags(wp_list_categories(‘include=3&hide_empty=0&use_desc_for_title =0&echo=0&show_count=1&style=none&hierarchical =0&title_li=’)); ?>[\/code]<\/p>\n

\u65b9\u6cd5\u4e09\uff1a<\/strong><\/h4>\n

\u4f7f\u7528WordPress\u5185\u7f6e\u51fd\u6570get_category_by_slug()<\/p>\n

[code]<?php
\n\/\/ \u5c06\u4ee5\u4e0bcategory-name\u6539\u6210\u4f60\u7684\u5206\u7c7b\u522b\u540d\u5373\u53ef
\necho get_category_by_slug(‘category-name’)->count;
\n?>[\/code]<\/p>\n

\u65b9\u6cd5\u56db\uff1a<\/strong><\/p>\n

\u4f7f\u7528WordPress\u5185\u7f6e\u51fd\u6570get_category<\/p>\n

[code]<?php
\n\/\/ \u5c06\u4ee5\u4e0bcat_ID\u6539\u6210\u4f60\u7684\u5206\u7c7bID\u5373\u53ef
\necho get_category(cat_ID)->count;
\n?>[\/code]<\/p>\n

\u603b\u7ed3\uff1a<\/strong><\/p>\n

\u65b9\u6cd5\u4e00\u3001\u4e09\u3001\u56db\u53ef\u4ee5\u83b7\u53d6\u5230\u5355\u7eaf\u7684\u6587\u7ae0\u6570\u91cf\uff0c\u5c31\u4ee3\u7801\u91cf\u6765\u8bf4\uff0c\u65b9\u6cd5\u4e00\u7684\u4ee3\u7801\u662f\u6700\u591a\u7684\uff0c\u65b9\u6cd5\u4e09\u3001\u56db\u7684\u4ee3\u7801\u662f\u6700\u5c11\u7684\u3002\u5c31\u6267\u884c\u6548\u7387\u6765\u8bf4\uff0c\u65b9\u6cd5\u4e00\u6267\u884c\u65f6\u95f4\u7ea6\u4e3a0.002\u79d2\uff0c\u6548\u7387\u6700\u9ad8\uff1b\u65b9\u6cd5\u56db\u6b21\u4e4b\uff0c\u6267\u884c\u65f6\u95f4\u7ea6\u4e3a0.004\u79d2\uff1b\u65b9\u6cd5\u4e09\u6700\u5dee\uff0c\u6267\u884c\u65f6\u95f4\u7ea6\u4e3a0.008\u79d2\u3002\u6267\u884c\u6548\u7387\u4e4b\u6240\u4ee5\u4f1a\u6709\u8fd9\u4e48\u5927\u7684\u5dee\u5f02\uff0c\u539f\u56e0\u5728\u4e8e\u65b9\u6cd5\u4e00\u4e13\u6ce8\u4e8e\u4e00\u4ef6\u4e8b\uff0c\u5c31\u662f\u67e5\u627e\u6587\u7ae0\u6570\u91cf\uff0c\u53ea\u6267\u884c\u4e00\u6b21\u6570\u636e\u5e93\u67e5\u8be2\uff0c\u800c\u65b9\u6cd5\u4e09\u548c\u65b9\u6cd5\u56db\u7684\u662fWordPress\u5185\u7f6e\u51fd\u6570\uff0c\u867d\u7136\u53ea\u9700\u4e00\u884c\u4ee3\u7801\uff0c\u4f46\u662f\u4ed6\u4eec\u5e76\u4e0d\u662f\u4e13\u95e8\u4e3a\u67e5\u8be2\u5206\u7c7b\u6587\u7ae0\u6570\u800c\u8bbe\u8ba1\u7684\uff0c\u800c\u662f\u7528\u4e8e\u83b7\u53d6\u5206\u7c7b\u7684\u5168\u90e8\u4fe1\u606f\uff01\u53e6\u5916\uff0c\u8fd9\u4e09\u79cd\u65b9\u6cd5\u90fd\u4e0d\u4f1a\u7edf\u8ba1\u5b50\u5206\u7c7b\u4e0b\u7684\u6587\u7ae0\u6570\u3002<\/p>\n

\u4ee5\u4e0a\u6240\u6709\u65b9\u6cd5\u4e0d\u5b58\u5728\u5b70\u4f18\u5b70\u52a3\u4e4b\u5206\uff0c\u6267\u884c\u65f6\u95f4\u6240\u5dee\u7684\u51e0\u6beb\u79d2\u6839\u672c\u611f\u89c9\u4e0d\u51fa\u6765\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u4e2a\u4eba\u559c\u597d\u6765\u9009\u62e9\u76f8\u5173\u7684\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6709\u65f6\u5019\u6211\u4eec\u60f3\u83b7\u53d6\u67d0\u4e2a\u5206\u7c7b(category)\u4e0b\u7684\u6587\u7ae0\u6570\u76ee\uff0c\u4ee5\u4fbf\u5728\u535a\u5ba2\u7684\u67d0\u4e2a\u5730\u65b9\u663e\u793a\u51fa\u6765\u3002\u4e0b\u9762\u5c31\u63d0\u4f9b\u51e0\u4e2a\u83b7\u53d6\u7279\u5b9a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,11],"tags":[],"class_list":["post-2714","post","type-post","status-publish","format-standard","hentry","category-wordpress","category-11"],"_links":{"self":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/2714","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2714"}],"version-history":[{"count":0,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/2714\/revisions"}],"wp:attachment":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2714"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2714"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2714"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}