{"id":4223,"date":"2025-07-10T17:49:25","date_gmt":"2025-07-10T09:49:25","guid":{"rendered":"https:\/\/www.zhaozhao123.cn\/wpcms\/bjjc\/4223.html"},"modified":"2025-12-11T10:21:05","modified_gmt":"2025-12-11T02:21:05","slug":"wordpress%e4%bd%bf%e7%94%a8php%e4%bb%a3%e7%a0%81%e5%a2%9e%e5%88%a0%e6%9f%a5_options%e6%95%b0%e6%8d%ae%e8%a1%a8%e7%9a%84%e8%87%aa%e5%ae%9a%e4%b9%89%e5%ad%97%e6%ae%b5","status":"publish","type":"bjjc","link":"https:\/\/www.zhaozhao123.cn\/wpcms\/bjjc\/4223.html","title":{"rendered":"WordPress\u4f7f\u7528PHP\u4ee3\u7801\u589e\u5220\u67e5_options\u6570\u636e\u8868\u7684\u81ea\u5b9a\u4e49\u5b57\u6bb5"},"content":{"rendered":"<p>\u5728WordPress\u4e2d\uff0c<code>wp_options<\/code>\u6570\u636e\u8868\u7528\u4e8e\u5b58\u50a8\u5404\u79cd\u5168\u5c40\u8bbe\u7f6e\u548c\u914d\u7f6e\u4fe1\u606f\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684PHP\u51fd\u6570\u6765\u64cd\u4f5c\u8fd9\u4e2a\u6570\u636e\u8868\u4e2d\u7684\u81ea\u5b9a\u4e49\u5b57\u6bb5\u3002\u8fd9\u4e9b\u51fd\u6570\u5305\u62ec\uff1a<\/p><ul class=\"wp-block-list\">\n<li><code>add_option<\/code>: \u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u9009\u9879\u3002<\/li>\n\n\n\n<li><code>update_option<\/code>: \u66f4\u65b0\u73b0\u6709\u9009\u9879\u7684\u503c\u3002<\/li>\n\n\n\n<li><code>get_option<\/code>: \u83b7\u53d6\u9009\u9879\u7684\u503c\u3002<\/li>\n\n\n\n<li><code>delete_option<\/code>: \u5220\u9664\u4e00\u4e2a\u9009\u9879\u3002<\/li>\n<\/ul><h3 class=\"wp-block-heading\">\u6838\u5fc3\u51fd\u6570\u53ca\u793a\u4f8b\u77ed\u4ee3\u7801<\/h3><h4 class=\"wp-block-heading\">1. <code>add_option<\/code><\/h4><p>\u7528\u4e8e\u5411<code>wp_options<\/code>\u8868\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u9009\u9879\u3002<\/p><pre class=\"wp-block-code\"><code>function zzw_add_custom_option() {\n    $option_name = 'my_custom_option';\n    $new_value = 'Hello, WordPress!';\n    if ( ! get_option( $option_name ) ) {\n        add_option( $option_name, $new_value, '', 'no' );\n    } else {\n        update_option( $option_name, $new_value );\n    }\n}<\/code><\/pre><h4 class=\"wp-block-heading\">2. <code>update_option<\/code><\/h4><p>\u7528\u4e8e\u66f4\u65b0\u73b0\u6709\u9009\u9879\u7684\u503c\u3002<\/p><pre class=\"wp-block-code\"><code>function zzw_update_custom_option() {\n    $option_name = 'my_custom_option';\n    $new_value = 'Updated Value';\n    update_option( $option_name, $new_value );\n}<\/code><\/pre><h4 class=\"wp-block-heading\">3. <code>get_option<\/code><\/h4><p>\u7528\u4e8e\u83b7\u53d6\u9009\u9879\u7684\u503c\u3002<\/p><pre class=\"wp-block-code\"><code>function zzw_get_custom_option() {\n    $option_name = 'my_custom_option';\n    $value = get_option( $option_name );\n    echo \"The value of the option is: \" . esc_html( $value );\n}<\/code><\/pre><h4 class=\"wp-block-heading\">4. <code>delete_option<\/code><\/h4><p>\u7528\u4e8e\u4ece<code>wp_options<\/code>\u8868\u4e2d\u5220\u9664\u4e00\u4e2a\u9009\u9879\u3002<\/p><pre class=\"wp-block-code\"><code>function zzw_delete_custom_option() {\n    $option_name = 'my_custom_option';\n    delete_option( $option_name );\n}<\/code><\/pre><h3 class=\"wp-block-heading\">\u5e94\u7528\u793a\u4f8b<\/h3><p>\u4e0b\u9762\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728\u4e00\u4e2a\u63d2\u4ef6\u6216\u4e3b\u9898\u4e2d\u4f7f\u7528\u8fd9\u4e9b\u51fd\u6570\u6765\u7ba1\u7406\u81ea\u5b9a\u4e49\u9009\u9879\u3002<\/p><pre class=\"wp-block-code\"><code>&lt;?php\n\/*\nPlugin Name: Custom Options Manager\nDescription: A simple plugin to demonstrate adding, updating, getting, and deleting options in wp_options table.\nVersion: 1.0\nAuthor: Your Name\n*\/\n\n\/\/ \u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u9009\u9879\u5230 wp_options \u8868\u4e2d\nfunction zzw_add_custom_option() {\n    $option_name = 'my_custom_option';\n    $new_value = 'Hello, WordPress!';\n    if ( ! get_option( $option_name ) ) {\n        add_option( $option_name, $new_value, '', 'no' );\n    } else {\n        update_option( $option_name, $new_value );\n    }\n}\n\n\/\/ \u66f4\u65b0\u73b0\u6709\u9009\u9879\u7684\u503c\nfunction zzw_update_custom_option() {\n    $option_name = 'my_custom_option';\n    $new_value = 'Updated Value';\n    update_option( $option_name, $new_value );\n}\n\n\/\/ \u83b7\u53d6\u9009\u9879\u7684\u503c\nfunction zzw_get_custom_option() {\n    $option_name = 'my_custom_option';\n    $value = get_option( $option_name );\n    echo \"The value of the option is: \" . esc_html( $value );\n}\n\n\/\/ \u5220\u9664\u4e00\u4e2a\u9009\u9879\nfunction zzw_delete_custom_option() {\n    $option_name = 'my_custom_option';\n    delete_option( $option_name );\n}\n\n\/\/ \u793a\u4f8b\u8c03\u7528\nregister_activation_hook(__FILE__, 'zzw_add_custom_option');\nadd_action('admin_notices', 'zzw_get_custom_option');\nregister_deactivation_hook(__FILE__, 'zzw_delete_custom_option');<\/code><\/pre><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff1a<\/p><ul class=\"wp-block-list\">\n<li>\u5f53\u63d2\u4ef6\u6fc0\u6d3b\u65f6\uff0c\u8c03\u7528<code>zzw_add_custom_option<\/code>\u51fd\u6570\u6765\u6dfb\u52a0\u6216\u66f4\u65b0\u9009\u9879\u3002<\/li>\n\n\n\n<li>\u5728\u7ba1\u7406\u5458\u901a\u77e5\u533a\u57df\u663e\u793a\u9009\u9879\u7684\u503c\uff08\u901a\u8fc7<code>admin_notices<\/code>\u94a9\u5b50\uff09\u3002<\/li>\n\n\n\n<li>\u5f53\u63d2\u4ef6\u505c\u7528\u65f6\uff0c\u8c03\u7528<code>zzw_delete_custom_option<\/code>\u51fd\u6570\u6765\u5220\u9664\u9009\u9879\u3002<\/li>\n<\/ul><p>\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u9009\u9879\u7684\u751f\u547d\u5468\u671f\u4e0e\u63d2\u4ef6\u7684\u72b6\u6001\u540c\u6b65\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u5728WordPress\u4e2d\uff0cwp_options\u6570\u636e\u8868\u7528\u4e8e\u5b58\u50a8\u5404\u79cd\u5168\u5c40\u8bbe\u7f6e\u548c\u914d\u7f6e\u4fe1\u606f\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684PHP\u51fd\u6570\u6765\u64cd\u4f5c\u8fd9\u4e2a\u6570\u636e\u8868\u4e2d\u7684\u81ea\u5b9a\u4e49\u5b57\u6bb5\u3002\u8fd9\u4e9b\u51fd\u6570\u5305\u62ec\uff1a \u6838\u5fc3\u51fd\u6570\u53ca\u793a\u4f8b\u77ed\u4ee3\u7801 1. add_option \u7528\u4e8e\u5411wp_options\u8868\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u9009\u9879\u3002 2. update_option \u7528\u4e8e\u66f4\u65b0\u73b0\u6709\u9009\u9879\u7684\u503c\u3002 3. ..<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":true},"tags":[3201],"bjjc2nav":[3217],"tuisongtax":[],"class_list":["post-4223","bjjc","type-bjjc","status-publish","hentry","tag-sjkcz","bjjc2nav-datatable"],"acf":{"qian_art_seotitle":"WordPress\u4f7f\u7528PHP\u4ee3\u7801\u589e\u5220\u67e5_options\u6570\u636e\u8868\u7684\u81ea\u5b9a\u4e49\u5b57\u6bb5","qian_art_seotitle_source":{"label":"SEO\u6807\u9898","type":"text","formatted_value":"WordPress\u4f7f\u7528PHP\u4ee3\u7801\u589e\u5220\u67e5_options\u6570\u636e\u8868\u7684\u81ea\u5b9a\u4e49\u5b57\u6bb5"},"qian_art_seokws":"","qian_art_seokws_source":{"label":"SEO\u5173\u952e\u8bcd","type":"text","formatted_value":""},"qian_art_stzhong":"_options\uff1a\u81ea\u5b9a\u4e49\u5b57\u6bb5\u589e\u5220\u67e5\u51fd\u6570","qian_art_stzhong_source":{"label":"\u4e2d | \u77ed\u6807\u9898","type":"text","formatted_value":"_options\uff1a\u81ea\u5b9a\u4e49\u5b57\u6bb5\u589e\u5220\u67e5\u51fd\u6570"}},"_links":{"self":[{"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/bjjc\/4223","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/bjjc"}],"about":[{"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/types\/bjjc"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/users\/1"}],"wp:attachment":[{"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/media?parent=4223"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/tags?post=4223"},{"taxonomy":"bjjc2nav","embeddable":true,"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/bjjc2nav?post=4223"},{"taxonomy":"tuisongtax","embeddable":true,"href":"https:\/\/www.zhaozhao123.cn\/wpcms\/wp-json\/wp\/v2\/tuisongtax?post=4223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}