| wp-admin/includes/file.php:verify_file_signature() | Verifies the contents of a file against its ED25519 signature. |
| wp-includes/wp-db.php:wpdb::strip_invalid_text() | Strips any invalid characters based on value/charset pairs. |
| wp-admin/includes/class-wp-filesystem-ftpext.php:WP_Filesystem_FTPext::put_contents() | Writes a string to a file. |
| wp-admin/includes/class-wp-filesystem-direct.php:WP_Filesystem_Direct::put_contents() | Writes a string to a file. |
| wp-admin/includes/image.php:wp_read_image_metadata() | Get extended image metadata, exif or iptc as available. |
| wp-admin/includes/class-wp-filesystem-ftpsockets.php:WP_Filesystem_ftpsockets::dirlist() | Gets details for files in a directory or a specific file. |
| wp-admin/includes/class-wp-filesystem-ftpsockets.php:WP_Filesystem_ftpsockets::get_contents() | Reads entire file into a string. |
| wp-admin/includes/class-wp-filesystem-ftpsockets.php:WP_Filesystem_ftpsockets::put_contents() | Writes a string to a file. |
| wp-admin/includes/file.php:_unzip_file_pclzip() | Attempts to unzip an archive using the PclZip library. |
| wp-includes/formatting.php:seems_utf8() | Checks to see if a string is utf8 encoded. |
| wp-includes/formatting.php:utf8_uri_encode() | Encodes the Unicode values to be used in the URI. |
| wp-includes/class-wp-http.php:WP_Http::request() | Send an HTTP request to a URI. |
