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description=Securing input is the process of sanitizing (cleaning, filtering) input data. You use sanitizing when you don t know what to expect or you…;

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securing sanitizing input plugin developer handbook wordpress developer resources 290 captures 22 mar 2015 16 sep 2026 oct nov dec 27 2021 2022 2023 success fail about this capture timestamps the wayback machine http web archive org web 20221127043113 https developer wordpress org plugins security securing input skip to content log in register wordpress org news download extend get wordpress themes patterns plugins openverse mobile hosting learn learn wordpress support forums wordpress tv developers community make wordpress wordcamp meetups photo directory job board five for the future about about wordpress showcase gutenberg enterprise get wordpress search get wordpress menu developer resources chapters introduction to plugin development what is a plugin plugin basics header requirements including a software license activation deactivation hooks uninstall methods best practices determining plugin and content directories plugin security checking user capabilities data validation securing sanitizing input securing escaping output nonces hooks actions filters custom hooks advanced topics privacy policy content personal data export personal data erasure advanced topics administration menus top level menus sub menus shortcodes basic shortcodes enclosing shortcodes shortcodes with parameters tinymce enhanced shortcodes settings settings api using settings api options api custom settings page metadata managing post metadata custom meta boxes rendering post metadata custom post types registering custom post types working with custom post types taxonomies working with custom taxonomies term splitting wp 4 2 users working with users working with user metadata roles and capabilities http api javascript ajax jquery jquery ajax server side php and enqueuing heartbeat api summary cron understanding wp cron scheduling scheduling wp cron events hooking wp cron into the system task scheduler testing of wp cron internationalization localization how to internationalize your plugin internationalization security the plugin directory detailed plugin guidelines planning plugins using subversion alerts and warnings developer faq developer tools debug bar and add ons helper plugins credits browse home plugin handbook plugin security securing sanitizing input securing sanitizing input topics sanitizing the data example securing input is the process of sanitizing cleaning filtering input data you use sanitizing when you don t know what to expect or you don t want to be strict with data validation any time you re accepting potentially unsafe data it is important to validate or sanitize it remember even admins are users and users will enter incorrect data on purpose or on accident it s your job to protect them from themselves sanitizing the data the easiest way to sanitize data is with built in wordpress functions the sanitize_ series of helper functions are super nice as they ensure you re ending up with safe data and they require minimal effort on your part sanitize_email sanitize_file_name sanitize_hex_color sanitize_hex_color_no_hash sanitize_html_class sanitize_key sanitize_meta sanitize_mime_type sanitize_option sanitize_sql_orderby sanitize_text_field sanitize_textarea_field sanitize_title sanitize_title_for_query sanitize_title_with_dashes sanitize_user sanitize_url wp_kses wp_kses_post top example let s say we have an input field named title input id title type text name title you can sanitize the input data with the sanitize_text_field function title sanitize_text_field _post title update_post_meta post id title title behind the scenes sanitize_text_field does the following checks for invalid utf 8 converts single less than characters to entity strips all tags removes line breaks tabs and extra white space strips octets handbook navigation data validation securing escaping output about news hosting donate support developers get involved learn showcase plugins themes patterns wordcamp wordpress tv buddypress bbpress wordpress com matt privacy public code wordpress org wordpress org visit our facebook page visit our twitter account visit our instagram account visit our linkedin account