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Title	Object type	File name	Summary
_field_sql_storage_tablealias	function	modules/field/modules/field_sql_storage/field_sql_storage.module	Generates a table alias for a field data table.
_field_sql_storage_tablename	function	modules/field/modules/field_sql_storage/field_sql_storage.module	Generate a table name for a field data table.
_field_sql_storage_write_compare	function	modules/field/modules/field_sql_storage/field_sql_storage.module	Compare a single field value for both entities and tell us if it changed.
_field_sql_storage_write_compare_filter	function	modules/field/modules/field_sql_storage/field_sql_storage.module	Cleanup field values for later values comparison.
_field_sql_storage_write_compare_filter_callback	function	modules/field/modules/field_sql_storage/field_sql_storage.module	Callback for array_filter().
_field_test_field_storage_query_sort_helper	function	modules/field/tests/field_test.storage.inc	Sort helper for field_test_field_storage_query().
_field_test_storage_data	function	modules/field/tests/field_test.storage.inc	Helper function: stores or retrieves data from the 'storage backend'.
_field_ui_add_default_view_mode_settings	function	modules/field_ui/field_ui.admin.inc	Populates display settings for a new view mode from the default view mode.
_field_ui_bundle_admin_path	function	modules/field_ui/field_ui.module	Determines the administration path for a bundle.
_field_ui_field_name_exists	function	modules/field_ui/field_ui.admin.inc	Render API callback: Checks if a field machine name is taken.
_field_ui_field_overview_form_validate_add_existing	function	modules/field_ui/field_ui.admin.inc	Validates the 'add existing field' row of field_ui_field_overview_form().
_field_ui_field_overview_form_validate_add_new	function	modules/field_ui/field_ui.admin.inc	Validates the 'add new field' row of field_ui_field_overview_form().
_field_ui_reduce_order	function	modules/field_ui/field_ui.admin.inc	Determines the rendering order of an array representing a tree.
_field_ui_view_mode_menu_access	function	modules/field_ui/field_ui.module	Menu access callback for the 'view mode display settings' pages.
_field_write_instance	function	modules/field/field.crud.inc	Stores an instance record in the field configuration database.
_file_field_get_description_from_element	function	modules/file/file.field.inc	Retrieves the file description from a field field element.
_file_generic_settings_extensions	function	modules/file/file.field.inc	Element validate callback for the allowed file extensions field.
_file_generic_settings_file_directory_validate	function	modules/file/file.field.inc	Element validate callback for the file destination field.
_file_generic_settings_max_filesize	function	modules/file/file.field.inc	Element validate callback for the maximum upload size field.
_file_test_form	function	modules/simpletest/tests/file_test.module	Form to test file uploads.
_file_test_form_submit	function	modules/simpletest/tests/file_test.module	Process the upload.
_file_test_get_return	function	modules/simpletest/tests/file_test.module	Load the appropriate return value.
_file_test_log_call	function	modules/simpletest/tests/file_test.module	Store the values passed to a hook invocation.
_filter_autop	function	modules/filter/filter.module	Implements callback_filter_process().
_filter_autop_tips	function	modules/filter/filter.module	Implements callback_filter_tips().
_filter_disable_format_access	function	modules/filter/filter.module	Access callback: Checks access for disabling text formats.
_filter_format_is_cacheable	function	modules/filter/filter.module	Helper function to determine whether the output of a given text format can be cached.
_filter_html	function	modules/filter/filter.module	Implements callback_filter_process().
_filter_htmlcorrector	function	modules/filter/filter.module	Implements callback_filter_process().
_filter_html_escape	function	modules/filter/filter.module	Implements callback_filter_process().
_filter_html_escape_tips	function	modules/filter/filter.module	Implements callback_filter_tips().
_filter_html_settings	function	modules/filter/filter.module	Implements callback_filter_settings().
_filter_html_tips	function	modules/filter/filter.module	Implements callback_filter_tips().
_filter_list_cmp	function	modules/filter/filter.module	Sorts an array of filters by filter name.
_filter_tips	function	modules/filter/filter.module	Retrieves the filter tips.
_filter_url	function	modules/filter/filter.module	Implements callback_filter_process().
_filter_url_escape_comments	function	modules/filter/filter.module	Escapes the contents of HTML comments.
_filter_url_parse_email_links	function	modules/filter/filter.module	Makes links out of e-mail addresses.
_filter_url_parse_full_links	function	modules/filter/filter.module	Makes links out of absolute URLs.
_filter_url_parse_partial_links	function	modules/filter/filter.module	Makes links out of domain names starting with "www."
_filter_url_settings	function	modules/filter/filter.module	Implements callback_filter_settings().
_filter_url_tips	function	modules/filter/filter.module	Implements callback_filter_tips().
_filter_url_trim	function	modules/filter/filter.module	Shortens long URLs to http://www.example.com/long/url...
_filter_xss_attributes	function	includes/common.inc	Processes a string of HTML attributes.
_filter_xss_split	function	includes/common.inc	Processes an HTML tag.
_fix_gpc_magic	function	includes/common.inc	Strips slashes from a string or array of strings.
_fix_gpc_magic_files	function	includes/common.inc	Strips slashes from $_FILES items.
_format_date_callback	function	includes/common.inc	Translates a formatted date string.
_form_builder_handle_input_element	function	includes/form.inc	Adds the #name and #value properties of an input element before rendering.
_form_button_was_clicked	function	includes/form.inc	Determines if a given button triggered the form submission.

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