这是序列化格式的附件数据。在wp_get_attachment_metadata 法典条目。

如果您有一些自定义功能来进行图像上传，那么可以使用wp_generate_attachment_metadata 生成该数据。

wp\\u attachment\\u元数据包含序列化数组。您必须将数据取消序列化为JSON格式（例如），您将了解一切；）

以下是PHP数组格式的代码：

array (
  \'width\' => 910,
  \'height\' => 607,
  \'file\' => \'t-logo.jpg\',
  \'sizes\' => 
  array (
    \'thumbnail\' => 
    array (
      \'file\' => \'t-logo-300x300.jpg\',
      \'width\' => 300,
      \'height\' => 300,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'medium\' => 
    array (
      \'file\' => \'t-logo-600x600.jpg\',
      \'width\' => 600,
      \'height\' => 600,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'medium_large\' => 
    array (
      \'file\' => \'t-logo-768x512.jpg\',
      \'width\' => 768,
      \'height\' => 512,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'large\' => 
    array (
      \'file\' => \'t-logo-910x448.jpg\',
      \'width\' => 910,
      \'height\' => 448,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'yith_wcbr_logo_size\' => 
    array (
      \'file\' => \'t-logo-45x30.jpg\',
      \'width\' => 45,
      \'height\' => 30,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'yith_wcbr_grid_logo_size\' => 
    array (
      \'file\' => \'t-logo-90x60.jpg\',
      \'width\' => 90,
      \'height\' => 60,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'raworganic-medium\' => 
    array (
      \'file\' => \'t-logo-680x380.jpg\',
      \'width\' => 680,
      \'height\' => 380,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'raworganic-blog\' => 
    array (
      \'file\' => \'t-logo-680x453.jpg\',
      \'width\' => 680,
      \'height\' => 453,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'woocommerce_thumbnail\' => 
    array (
      \'file\' => \'t-logo-300x300.jpg\',
      \'width\' => 300,
      \'height\' => 300,
      \'mime-type\' => \'image/jpeg\',
      \'uncropped\' => true,
    ),
    \'woocommerce_single\' => 
    array (
      \'file\' => \'t-logo-600x400.jpg\',
      \'width\' => 600,
      \'height\' => 400,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'woocommerce_gallery_thumbnail\' => 
    array (
      \'file\' => \'t-logo-250x361.jpg\',
      \'width\' => 250,
      \'height\' => 361,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'shop_catalog\' => 
    array (
      \'file\' => \'t-logo-300x300.jpg\',
      \'width\' => 300,
      \'height\' => 300,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'shop_single\' => 
    array (
      \'file\' => \'t-logo-600x400.jpg\',
      \'width\' => 600,
      \'height\' => 400,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'shop_thumbnail\' => 
    array (
      \'file\' => \'t-logo-250x361.jpg\',
      \'width\' => 250,
      \'height\' => 361,
      \'mime-type\' => \'image/jpeg\',
    ),
    \'shop_magnifier\' => 
    array (
      \'file\' => \'t-logo-600x600.jpg\',
      \'width\' => 600,
      \'height\' => 600,
      \'mime-type\' => \'image/jpeg\',
    ),
  ),
  \'image_meta\' => 
  array (
    \'aperture\' => \'0\',
    \'credit\' => \'\',
    \'camera\' => \'\',
    \'caption\' => \'\',
    \'created_timestamp\' => \'0\',
    \'copyright\' => \'\',
    \'focal_length\' => \'0\',
    \'iso\' => \'0\',
    \'shutter_speed\' => \'0\',
    \'title\' => \'\',
    \'orientation\' => \'0\',
    \'keywords\' => 
    array (
    ),
  ),
);