Title: 1.2.0 | Developer.WordPress.org --- # New and updated in 1.2.0 Functions Hooks Classes Methods * function[the_meta()](https://developer.wordpress.org/reference/functions/the_meta/) * Displays a list of post custom fields. * Used by [0 functions](https://developer.wordpress.org/reference/functions/the_meta/#used-by) | Uses [7 functions](https://developer.wordpress.org/reference/functions/the_meta/#uses) | Source: [wp-includes/post-template.php:1125](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/post-template.php#L1125-L1162) * hook[phone_content](https://developer.wordpress.org/reference/hooks/phone_content/) * Filters the content of the post submitted by email before saving. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/phone_content/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/phone_content/#uses) | Source: [wp-mail.php:224](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-mail.php#L224-L224) * hook[publish_phone](https://developer.wordpress.org/reference/hooks/publish_phone/) * Fires after a post submitted by email is published. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/publish_phone/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/publish_phone/#uses) | Source: [wp-mail.php:254](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-mail.php#L254-L254) * hook[trackback_post](https://developer.wordpress.org/reference/hooks/trackback_post/) * Fires after a trackback is added to a post. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/trackback_post/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/trackback_post/#uses) | Source: [wp-trackback.php:175](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-trackback.php#L175-L175) * function[logIO()](https://developer.wordpress.org/reference/functions/logio/) * logIO() – Writes logging info to a file. * Used by [0 functions](https://developer.wordpress.org/reference/functions/logio/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/logio/#uses) | Source: [xmlrpc.php:101](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/xmlrpc.php#L101-L106) * function[wp_create_thumbnail()](https://developer.wordpress.org/reference/functions/wp_create_thumbnail/) * This was once used to create a thumbnail from an Image given a maximum side size. * Used by [0 functions](https://developer.wordpress.org/reference/functions/wp_create_thumbnail/#used-by) | Uses [3 functions](https://developer.wordpress.org/reference/functions/wp_create_thumbnail/#uses) | Source: [wp-admin/includes/deprecated.php:1135](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/deprecated.php#L1135-L1138) * function[wp_dropdown_cats()](https://developer.wordpress.org/reference/functions/wp_dropdown_cats/) * Legacy function used for generating a categories drop-down control. * Used by [1 function](https://developer.wordpress.org/reference/functions/wp_dropdown_cats/#used-by) | Uses [4 functions](https://developer.wordpress.org/reference/functions/wp_dropdown_cats/#uses) | Source: [wp-admin/includes/deprecated.php:137](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/deprecated.php#L137-L157) * function[url_shorten()](https://developer.wordpress.org/reference/functions/url_shorten/) * Shortens a URL, to be used as link text. * Used by [1 function](https://developer.wordpress.org/reference/functions/url_shorten/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/url_shorten/#uses) | Source: [wp-includes/formatting.php:6228](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L6228-L6236) * function[get_alloptions_110()](https://developer.wordpress.org/reference/functions/get_alloptions_110/) * Retrieve all options as it was for 1.2. * Used by [0 functions](https://developer.wordpress.org/reference/functions/get_alloptions_110/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/get_alloptions_110/#uses) | Source: [wp-admin/includes/upgrade.php:2809](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/upgrade.php#L2809-L2822) * function[list_meta()](https://developer.wordpress.org/reference/functions/list_meta/) * Outputs a post’s public meta data in the Custom Fields meta box. * Used by [1 function](https://developer.wordpress.org/reference/functions/list_meta/#used-by) | Uses [5 functions](https://developer.wordpress.org/reference/functions/list_meta/#uses) | Source: [wp-admin/includes/template.php:585](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/template.php#L585-L620) * function[meta_form()](https://developer.wordpress.org/reference/functions/meta_form/) * Prints the form in the Custom Fields meta box. * Used by [1 function](https://developer.wordpress.org/reference/functions/meta_form/#used-by) | Uses [14 functions](https://developer.wordpress.org/reference/functions/meta_form/#uses) | Source: [wp-admin/includes/template.php:692](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/template.php#L692-L791) * function[add_meta()](https://developer.wordpress.org/reference/functions/add_meta/) * Adds post meta data defined in the `$_POST` superglobal for a post with given ID. * Used by [3 functions](https://developer.wordpress.org/reference/functions/add_meta/#used-by) | Uses [5 functions](https://developer.wordpress.org/reference/functions/add_meta/#uses) | Source: [wp-admin/includes/post.php:1012](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1012-L1045) * function[delete_meta()](https://developer.wordpress.org/reference/functions/delete_meta/) * Deletes post meta data by meta ID. * Used by [2 functions](https://developer.wordpress.org/reference/functions/delete_meta/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/delete_meta/#uses) | Source: [wp-admin/includes/post.php:1055](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1055-L1057) * function[get_meta_keys()](https://developer.wordpress.org/reference/functions/get_meta_keys/) * Returns a list of previously defined keys. * Used by [0 functions](https://developer.wordpress.org/reference/functions/get_meta_keys/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/get_meta_keys/#uses) | Source: [wp-admin/includes/post.php:1068](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1068-L1079) * function[has_meta()](https://developer.wordpress.org/reference/functions/has_meta/) * Returns meta data for the given post ID. * Used by [2 functions](https://developer.wordpress.org/reference/functions/has_meta/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/has_meta/#uses) | Source: [wp-admin/includes/post.php:1114](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1114-L1126) * function[update_meta()](https://developer.wordpress.org/reference/functions/update_meta/) * Updates post meta data by meta ID. * Used by [1 function](https://developer.wordpress.org/reference/functions/update_meta/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/update_meta/#uses) | Source: [wp-admin/includes/post.php:1138](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/post.php#L1138-L1143) * hook[admin_footer](https://developer.wordpress.org/reference/hooks/admin_footer/) * Prints scripts or data before the default footer scripts. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_footer/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_footer/#uses) | Source: [wp-admin/admin-footer.php:78](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/admin-footer.php#L78-L78) * hook[category_description](https://developer.wordpress.org/reference/hooks/category_description/) * Filters the category description for display. * Used by [1 function](https://developer.wordpress.org/reference/hooks/category_description/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/category_description/#uses) | Source: [wp-includes/class-walker-category.php:125](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/class-walker-category.php#L125-L125) * hook[list_cats](https://developer.wordpress.org/reference/hooks/list_cats/) * Filters a taxonomy drop-down display element. * Used by [3 functions](https://developer.wordpress.org/reference/hooks/list_cats/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/list_cats/#uses) | Source: [wp-includes/category-template.php:437](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/category-template.php#L437-L437) * function[get_category_parents()](https://developer.wordpress.org/reference/functions/get_category_parents/) * Retrieves category parents with separator. * Used by [2 functions](https://developer.wordpress.org/reference/functions/get_category_parents/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/get_category_parents/#uses) | Source: [wp-includes/category-template.php:47](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/category-template.php#L47-L62) * hook[the_category](https://developer.wordpress.org/reference/hooks/the_category/) * Filters the category or list of categories. * Used by [4 functions](https://developer.wordpress.org/reference/hooks/the_category/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/the_category/#uses) | Source: [wp-includes/category-template.php:230](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/category-template.php#L230-L230) * function[in_category()](https://developer.wordpress.org/reference/functions/in_category/) * Checks if the current post is within any of the given categories. * Used by [0 functions](https://developer.wordpress.org/reference/functions/in_category/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/in_category/#uses) | Source: [wp-includes/category-template.php:257](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/category-template.php#L257-L263) * function[_e()](https://developer.wordpress.org/reference/functions/_e/) * Displays translated text. * Used by [170 functions](https://developer.wordpress.org/reference/functions/_e/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/_e/#uses) | Source: [wp-includes/l10n.php:352](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/l10n.php#L352-L354) * function[wp_iso_descrambler()](https://developer.wordpress.org/reference/functions/wp_iso_descrambler/) * Converts to ASCII from email subjects. * Used by [0 functions](https://developer.wordpress.org/reference/functions/wp_iso_descrambler/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/functions/wp_iso_descrambler/#uses) | Source: [wp-includes/formatting.php:3644](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L3644-L3652) * function[get_gmt_from_date()](https://developer.wordpress.org/reference/functions/get_gmt_from_date/) * Given a date in the timezone of the site, returns that date in UTC. * Used by [9 functions](https://developer.wordpress.org/reference/functions/get_gmt_from_date/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/get_gmt_from_date/#uses) | Source: [wp-includes/formatting.php:3679](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L3679-L3687) * function[get_date_from_gmt()](https://developer.wordpress.org/reference/functions/get_date_from_gmt/) * Given a date in UTC or GMT timezone, returns that date in the timezone of the site. * Used by [4 functions](https://developer.wordpress.org/reference/functions/get_date_from_gmt/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/get_date_from_gmt/#uses) | Source: [wp-includes/formatting.php:3701](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L3701-L3709) * function[trailingslashit()](https://developer.wordpress.org/reference/functions/trailingslashit/) * Appends a trailing slash. * Used by [88 functions](https://developer.wordpress.org/reference/functions/trailingslashit/#used-by) | Uses [1 function](https://developer.wordpress.org/reference/functions/trailingslashit/#uses) | Source: [wp-includes/formatting.php:2821](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L2821-L2823) * hook[sanitize_title](https://developer.wordpress.org/reference/hooks/sanitize_title/) * Filters a sanitized title string. * Used by [1 function](https://developer.wordpress.org/reference/hooks/sanitize_title/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/sanitize_title/#uses) | Source: [wp-includes/formatting.php:2240](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L2240-L2240) * function[sanitize_title_with_dashes()](https://developer.wordpress.org/reference/functions/sanitize_title_with_dashes/) * Sanitizes a title, replacing whitespace and a few other characters with dashes. * Used by [7 functions](https://developer.wordpress.org/reference/functions/sanitize_title_with_dashes/#used-by) | Uses [2 functions](https://developer.wordpress.org/reference/functions/sanitize_title_with_dashes/#uses) | Source: [wp-includes/formatting.php:2278](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L2278-L2397) * hook[format_to_edit](https://developer.wordpress.org/reference/hooks/format_to_edit/) * Filters the text to be formatted for editing. * Used by [1 function](https://developer.wordpress.org/reference/hooks/format_to_edit/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/format_to_edit/#uses) | Source: [wp-includes/formatting.php:2764](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/formatting.php#L2764-L2764) 1 [2](https://developer.wordpress.org/reference/since/1.2.0/page/2/?output_format=md) [3](https://developer.wordpress.org/reference/since/1.2.0/page/3/?output_format=md) [Next Page](https://developer.wordpress.org/reference/since/1.2.0/page/2/?output_format=md)