Namesort ascending Location Description
_image_test_log_call core/modules/simpletest/tests/image_test.module Store the values passed to a toolkit call.
_image_style_token_image_attributes core/modules/image/image.tokens.inc Helper function for getting all available image attributes.
_image_source_image_exists core/modules/image/image.module Checks whether the provided source image exists.
_image_gd_get_colorindex core/modules/system/image.gd.inc Determines the correct color index value for the background.
_image_field_widget_alt_validate core/modules/image/image.field.inc Validate callback for alt field.
_image_field_widget_alt_pre_render core/modules/image/image.field.inc Pre-render callback for alt field.
_image_field_resolution_validate core/modules/image/image.field.inc Element validate function for resolution fields.
_image_field_default_image_validate core/modules/image/image.field.inc Element validation function for setting a default image.
_get_custom_date_format core/modules/date/date.module Get a custom date format.
_form_validate core/includes/form.inc Performs validation on form elements.
_form_type_options_value core/modules/field/modules/options/options.element.inc Logic function for form_type_options_value(). Do not call directly.
_form_test_vertical_tabs_form core/modules/simpletest/tests/form_test.module Tests functionality of vertical tabs.
_form_test_tableselect_multiple_true_form_submit core/modules/simpletest/tests/form_test.module Process the tableselect #multiple = TRUE submitted values.
_form_test_tableselect_multiple_true_form core/modules/simpletest/tests/form_test.module Test the tableselect #multiple = TRUE functionality.
_form_test_tableselect_multiple_false_form_submit core/modules/simpletest/tests/form_test.module Process the tableselect #multiple = FALSE submitted values.
_form_test_tableselect_multiple_false_form core/modules/simpletest/tests/form_test.module Test the tableselect #multiple = FALSE functionality.
_form_test_tableselect_js_select_form core/modules/simpletest/tests/form_test.module Test functionality of the tableselect #js_select property.
_form_test_tableselect_get_data core/modules/simpletest/tests/form_test.module Create a header and options array. Helper function for callbacks.
_form_test_tableselect_form_builder core/modules/simpletest/tests/form_test.module Build a form to test the tableselect element.
_form_test_tableselect_empty_form core/modules/simpletest/tests/form_test.module Test functionality of the tableselect #empty property.
_form_test_tableselect_ajax_callback core/modules/simpletest/tests/form_test.module Ajax callback that returns the form element.
_form_test_submit_values_json core/modules/simpletest/tests/form_test.module Form submit handler to return form values as JSON.
_form_test_input_forgery_submit core/modules/simpletest/tests/form_test.module Return the form values via JSON.
_form_test_input_forgery core/modules/simpletest/tests/form_test.module Build a form to test input forgery of enabled elements.
_form_test_disabled_elements_submit core/modules/simpletest/tests/form_test.module Return the form values via JSON.
_form_test_disabled_elements core/modules/simpletest/tests/form_test.module Build a form to test disabled elements.
_form_test_checkbox_submit core/modules/simpletest/tests/form_test.module Return the form values via JSON.
_form_test_checkboxes_zero_no_redirect core/modules/simpletest/tests/form_test.module
_form_test_checkbox core/modules/simpletest/tests/form_test.module Build a form to test a checkbox.
_form_set_class core/includes/form.inc Sets a form element's class attribute.
_form_options_validate core/modules/field/modules/options/options.element.inc Logic function for form_options_validate(). Do not call directly.
_form_options_to_text core/modules/field/modules/options/options.element.inc Logic function for form_options_to_text(). Do not call directly.
_form_options_search core/modules/field/modules/options/options.element.inc Recursive function for finding default value keys. Matches on keys or values.
_form_options_from_text core/modules/field/modules/options/options.element.inc Logic function for form_options_from_text(). Do not call directly.
_form_options_flatten core/includes/form.inc Iterates over an array and returns a flat array with duplicate keys removed.
_form_options_expand core/modules/field/modules/options/options.element.inc Logic function for form_options_expand(). Do not call directly.
_form_example_steps modules/examples/form_example/form_example_wizard.inc Returns the list of steps and their associated forms.
_form_example_element_theme modules/examples/form_example/form_example_elements.inc Called by form_example_theme() to provide hook_theme().
_form_example_element_info modules/examples/form_example/form_example_elements.inc Utility function providing data for form_example_element_info().
_form_element_triggered_scripted_submission core/includes/form.inc Detects if an element triggered the form submission via Ajax.
_form_button_was_clicked core/includes/form.inc Determines if a given button triggered the form submission.
_form_builder_handle_input_element core/includes/form.inc Adds the #name and #value properties of an input element before rendering.
_format_date_callback core/includes/common.inc Translates a formatted date string.
_fix_gpc_magic_files core/includes/common.inc Strips slashes from $_FILES items.
_fix_gpc_magic core/includes/common.inc Strips slashes from a string or array of strings.
_filter_xss_split core/includes/common.inc Processes an HTML tag.
_filter_xss_display_allowed_tags core/includes/common.inc Human-readable list of the default tags allowed by filter_xss(), for display in help texts.
_filter_xss_attributes core/includes/common.inc Processes a string of HTML attributes.
_filter_xss_allowed_tags core/includes/common.inc List of the default tags allowed by filter_xss().
_filter_url_trim core/modules/filter/filter.module Shortens long URLs to http://www.example.com/long/url...

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