<br />
<b>Warning</b>:  imagewebp(/home/www/qunhe.com/wp-content/uploads/2026/10/qunhe-wp500-20261025/297-wp-guide-297-meta-json-escaping-cover-300x300.webp): Failed to open stream: Permission denied in <b>/home/www/qunhe.com/wp-includes/class-wp-image-editor.php</b> on line <b>577</b><br />
<br />
<b>Warning</b>:  imagewebp(/home/www/qunhe.com/wp-content/uploads/2026/10/qunhe-wp500-20261025/297-wp-guide-297-meta-json-escaping-cover-100x100.webp): Failed to open stream: Permission denied in <b>/home/www/qunhe.com/wp-includes/class-wp-image-editor.php</b> on line <b>577</b><br />
{"id":5901,"date":"2026-10-25T18:35:10","date_gmt":"2026-10-25T10:35:10","guid":{"rendered":"https:\/\/www.qunhe.com\/?p=5901"},"modified":"2026-10-26T00:03:35","modified_gmt":"2026-10-25T16:03:35","slug":"wp-guide-297-meta-json-escaping","status":"publish","type":"post","link":"https:\/\/www.qunhe.com\/de\/wp-guide-297-meta-json-escaping\/","title":{"rendered":"\u81ea\u52a8\u5199\u5165WordPress\u5143\u6570\u636e\u540eJSON\u53cd\u659c\u6760\u4e22\u4e86\uff0c\u8f6c\u4e49\u5c42\u600e\u6837\u6838\u5bf9"},"content":{"rendered":"<div class=\"wp-block-group qh-wp500-article is-layout-flow wp-block-group-is-layout-flow\"><figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.qunhe.com\/wp-content\/uploads\/2026\/10\/qunhe-wp500-20261025\/297-wp-guide-297-meta-json-escaping-cover.webp\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.qunhe.com\/wp-content\/uploads\/2026\/10\/qunhe-wp500-20261025\/297-wp-guide-297-meta-json-escaping-cover.webp\" alt=\"JSON\u4e0e\u5143\u6570\u636e\u8f6c\u4e49\uff1aJSON\u7f16\u7801\uff0c\u5c06\u7ed3\u6784\u7f16\u7801\u4e3a\u5b57\u7b26\u4e32\uff0c\u4e0d\u7b49\u4e8eHTML\u8f6c\u4e49\uff1b\u5143\u6570\u636eAPI\uff0c\u6709\u81ea\u8eab\u8f93\u5165\u7ea6\u5b9a\uff0c\u6309\u5177\u4f53\u5165\u53e3\u6838\u5bf9\uff1b\u8bfb\u53d6\u56de\u5f52\uff0c\u6bd4\u8f83\u5b57\u6bb5\u4e0e\u7c7b\u578b\uff0c\u4e0d\u80fd\u53ea\u770b\u5199\u5165\u6210\u529f\" width=\"1200\" height=\"800\"\/><\/a><figcaption class=\"wp-element-caption\">JSON\u4e0e\u5143\u6570\u636e\u8f6c\u4e49\uff1a\u5173\u952e\u6982\u5ff5\u4e0e\u8fb9\u754c\u5bf9\u7167\u3002\u539f\u521b\u77e5\u8bc6\u793a\u610f\uff0c\u70b9\u51fb\u53ef\u67e5\u770b\u5927\u56fe\u3002<\/figcaption><\/figure><p 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class=\"wp-block-paragraph\">\u4f8b\u5982update_post_meta\u5b98\u65b9\u6587\u6863\u8bf4\u660e\u4e86\u5b57\u7b26\u8f6c\u4e49\u5904\u7406\uff0c\u8c03\u7528\u65f6\u5e94\u6309\u5176\u5f53\u524d\u7ea6\u5b9a\u63d0\u4f9b\u6570\u636e\u3002REST\u3001\u8868\u5355\u3001PHP\u5185\u90e8\u8c03\u7528\u548c\u6570\u636e\u5e93\u76f4\u63a5\u5199\u5165\u53ef\u80fd\u6709\u4e0d\u540c\u524d\u7f6e\u5904\u7406\uff0c\u4e0d\u80fd\u628a\u67d0\u4e00\u5c42\u7684\u89c4\u5219\u65e0\u6761\u4ef6\u590d\u5236\u5230\u5176\u4ed6\u5165\u53e3\u3002\u5148\u5b9a\u4f4d\u5230\u5e95\u5728\u54ea\u4e00\u6b65\u53bb\u6389\u6216\u91cd\u590d\u589e\u52a0\u8f6c\u4e49\u3002<\/p><figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.qunhe.com\/wp-content\/uploads\/2026\/10\/qunhe-wp500-20261025\/297-wp-guide-297-meta-json-escaping-flow.webp\"><img decoding=\"async\" src=\"https:\/\/www.qunhe.com\/wp-content\/uploads\/2026\/10\/qunhe-wp500-20261025\/297-wp-guide-297-meta-json-escaping-flow.webp\" alt=\"JSON\u4e0e\u5143\u6570\u636e\u8f6c\u4e49\uff1a\u6784\u9020\u5b89\u5168\u5c0f\u6837\u672c\u3001\u5b9a\u4f4dAPI\u8f6c\u4e49\u7ea6\u5b9a\u3001\u533a\u5206\u7f16\u7801\u548c\u8f93\u51fa\u3001\u56de\u8bfb\u9a8c\u8bc1\u5f80\u8fd4\" width=\"1200\" height=\"800\"\/><\/a><figcaption class=\"wp-element-caption\">\u6392\u67e5\u6d41\u7a0b\uff1a\u6784\u9020\u5b89\u5168\u5c0f\u6837\u672c \u2192 \u5b9a\u4f4dAPI\u8f6c\u4e49\u7ea6\u5b9a \u2192 \u533a\u5206\u7f16\u7801\u548c\u8f93\u51fa \u2192 \u56de\u8bfb\u9a8c\u8bc1\u5f80\u8fd4\u3002\u539f\u521b\u77e5\u8bc6\u793a\u610f\uff0c\u70b9\u51fb\u53ef\u67e5\u770b\u5927\u56fe\u3002<\/figcaption><\/figure><h2 class=\"wp-block-heading\">\u6309\u6570\u636e\u7c7b\u578b\u4f7f\u7528\u5408\u9002\u65b9\u6cd5<\/h2><p class=\"wp-block-paragraph\">\u67d0\u4e9b\u4e1a\u52a1\u53ef\u4ee5\u4fdd\u5b58\u6570\u7ec4\u7b49\u7ed3\u6784\uff0c\u7531API\u6309\u9002\u7528\u673a\u5236\u5904\u7406\uff1b\u67d0\u4e9b\u63d2\u4ef6\u8981\u6c42\u786e\u5207JSON\u5b57\u7b26\u4e32\uff0c\u5219\u9700\u9075\u5faa\u5176\u6570\u636e\u5408\u540c\u3002\u4e0d\u8981\u628aJSON\u7f16\u7801\u3001PHP\u5e8f\u5217\u5316\u548cHTML\u8f6c\u4e49\u5f53\u6210\u540c\u4e00\u4ef6\u4e8b\u3002\u4e3a\u4e86\u663e\u793a\u5b89\u5168\u800c\u505a\u7684\u8f6c\u4e49\uff0c\u5e94\u653e\u5728\u6b63\u786e\u8f93\u51fa\u4e0a\u4e0b\u6587\uff0c\u4e0d\u968f\u610f\u6c61\u67d3\u539f\u59cb\u4e1a\u52a1\u503c\u3002<\/p><h2 class=\"wp-block-heading\">\u4fdd\u5b58\u540e\u56de\u8bfb\u5e76\u9a8c\u8bc1\u5f80\u8fd4<\/h2><p class=\"wp-block-paragraph\">\u7528\u5bf9\u5e94\u8bfb\u53d6API\u53d6\u56de\uff0c\u91cd\u65b0\u89e3\u6790\u5e76\u6bd4\u8f83\u5b57\u6bb5\u4e0e\u7c7b\u578b\uff0c\u786e\u8ba4\u4e0d\u662f\u53ea\u8ba9\u7b2c\u4e00\u6b21\u5199\u5165\u6210\u529f\u3002\u518d\u6d4b\u8bd5\u518d\u6b21\u7f16\u8f91\u4fdd\u5b58\u662f\u5426\u7d2f\u79ef\u53cd\u659c\u6760\uff0c\u9875\u9762\u4e0e\u5916\u90e8\u63a5\u53e3\u662f\u5426\u4f7f\u7528\u540c\u6837\u8bed\u4e49\u3002\u4fee\u6b63\u8303\u56f4\u9650\u5b9a\u76ee\u6807\u952e\uff0c\u4fdd\u7559\u65e7\u6570\u636e\u6062\u590d\u4f9d\u636e\uff0c\u4e0d\u5bf9\u5168\u5e93\u5b57\u7b26\u4e32\u6267\u884c\u65e0\u5dee\u522b\u66ff\u6362\u3002<\/p><h2 class=\"wp-block-heading\">\u5173\u952e\u533a\u522b<\/h2><figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.qunhe.com\/wp-content\/uploads\/2026\/10\/qunhe-wp500-20261025\/297-wp-guide-297-meta-json-escaping-compare.webp\"><img decoding=\"async\" src=\"https:\/\/www.qunhe.com\/wp-content\/uploads\/2026\/10\/qunhe-wp500-20261025\/297-wp-guide-297-meta-json-escaping-compare.webp\" alt=\"JSON\u4e0e\u5143\u6570\u636e\u8f6c\u4e49\uff1aJSON\u7f16\u7801\uff0c\u5c06\u7ed3\u6784\u7f16\u7801\u4e3a\u5b57\u7b26\u4e32\uff0c\u4e0d\u7b49\u4e8eHTML\u8f6c\u4e49\uff1b\u5143\u6570\u636eAPI\uff0c\u6709\u81ea\u8eab\u8f93\u5165\u7ea6\u5b9a\uff0c\u6309\u5177\u4f53\u5165\u53e3\u6838\u5bf9\uff1b\u8bfb\u53d6\u56de\u5f52\uff0c\u6bd4\u8f83\u5b57\u6bb5\u4e0e\u7c7b\u578b\uff0c\u4e0d\u80fd\u53ea\u770b\u5199\u5165\u6210\u529f\" width=\"1200\" height=\"800\"\/><\/a><figcaption class=\"wp-element-caption\">JSON\u4e0e\u5143\u6570\u636e\u8f6c\u4e49\uff1a\u5173\u952e\u6982\u5ff5\u4e0e\u8fb9\u754c\u5bf9\u7167\u3002\u539f\u521b\u77e5\u8bc6\u793a\u610f\uff0c\u70b9\u51fb\u53ef\u67e5\u770b\u5927\u56fe\u3002<\/figcaption><\/figure><p class=\"wp-block-paragraph\"><strong>JSON\u7f16\u7801\uff1a<\/strong>\u5c06\u7ed3\u6784\u7f16\u7801\u4e3a\u5b57\u7b26\u4e32\uff1b\u4e0d\u7b49\u4e8eHTML\u8f6c\u4e49\u3002<\/p><p class=\"wp-block-paragraph\"><strong>\u5143\u6570\u636eAPI\uff1a<\/strong>\u6709\u81ea\u8eab\u8f93\u5165\u7ea6\u5b9a\uff1b\u6309\u5177\u4f53\u5165\u53e3\u6838\u5bf9\u3002<\/p><p class=\"wp-block-paragraph\"><strong>\u8bfb\u53d6\u56de\u5f52\uff1a<\/strong>\u6bd4\u8f83\u5b57\u6bb5\u4e0e\u7c7b\u578b\uff1b\u4e0d\u80fd\u53ea\u770b\u5199\u5165\u6210\u529f\u3002<\/p><h2 class=\"wp-block-heading\">\u600e\u6837\u786e\u8ba4\u5904\u7406\u5230\u4f4d<\/h2><p class=\"wp-block-paragraph\">\u6837\u672c\u5199\u5165\u8bfb\u53d6\u540e\u7ed3\u6784\u548c\u503c\u4e00\u81f4\uff0c\u91cd\u590d\u4fdd\u5b58\u4e0d\u7d2f\u79ef\u6216\u4e22\u5931\u8f6c\u4e49\uff0c\u76ee\u6807\u63d2\u4ef6\u80fd\u6b63\u5e38\u89e3\u6790\uff0c\u6b63\u5f0f\u4fee\u6b63\u672a\u5f71\u54cd\u5176\u4ed6\u5143\u6570\u636e\u952e\u3002<\/p><h2 class=\"wp-block-heading\">\u5bb9\u6613\u8bef\u5224\u7684\u8fb9\u754c<\/h2><p class=\"wp-block-paragraph\">\u6309WordPress\u5143\u6570\u636eAPI\u7684\u8f93\u5165\u7ea6\u5b9a\u5904\u7406\u8f6c\u4e49\uff0c\u5e76\u7528\u539f\u59cb\u503c\u5f80\u8fd4\u6838\u5bf9\u3002\u4e0d\u8981\u7528\u5168\u5c40\u52a0\u659c\u6760\u6216\u5168\u5c40\u53bb\u659c\u6760\u66ff\u4ee3\u9010\u5c42\u5206\u6790\uff0c\u4fee\u6b63\u8303\u56f4\u5e94\u9650\u5236\u5230\u5df2\u786e\u8ba4\u7684\u5b57\u6bb5\u3002<\/p><h2 class=\"wp-block-heading\">Quellenangaben<\/h2><p class=\"wp-block-paragraph\"><a href=\"https:\/\/developer.wordpress.org\/reference\/functions\/update_post_meta\/\" target=\"_blank\" rel=\"noopener\">WordPress\uff1aupdate_post_meta character escaping<\/a><\/p><p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.qunhe.com\/de\/knowledge\/\">\u8fd4\u56de\u7f51\u7ad9\u77e5\u8bc6\uff0c\u6309\u5177\u4f53\u95ee\u9898\u7ee7\u7eed\u9605\u8bfb<\/a><\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>WordPress\u67d0\u4e9b\u5199\u5165API\u5bf9\u8f93\u5165\u8f6c\u4e49\u6709\u7ea6\u5b9a\uff0cJSON\u5b57\u7b26\u4e32\u542b\u5f15\u53f7\u6216\u53cd\u659c\u6760\u65f6\uff0c\u82e5\u8c03\u7528\u5c42\u5904\u7406\u4e0d\u5339\u914d\uff0c\u4fdd\u5b58\u540e\u53ef\u80fd\u65e0\u6cd5\u6b63\u786e\u89e3\u6790\u3002\u5e94\u5206\u522b\u6838\u5bf9\u539f\u59cb\u6570\u636e\u3001\u7f16\u7801\u7ed3\u679c\u3001API\u8f93\u5165\u4e0e\u8bfb\u53d6\u503c\uff0c\u4e0d\u80fd\u65e0\u9650\u8ffd\u52a0\u53cd\u659c\u6760\u8bd5\u5230\u9875\u9762\u4e0d\u62a5\u9519\u3002<\/p>","protected":false},"author":1,"featured_media":5793,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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