ckeditor_settings_form_submit in core/modules/ckeditor/ckeditor.admin.inc
Additional submit handler for filter_admin_format_form().
date_combo_validate in core/modules/date/date.elements.inc
Validate and update a combo element.
date_element_empty in core/modules/date/date.elements.inc
Empty a date element.
date_empty_end_date in core/modules/date/date.elements.inc
Helper function to clear out end date when not being used.
date_field_settings_validate in core/modules/date/date.admin.inc
Form validation handler for _date_field_settings_form().
date_field_widget_settings_form_validate in core/modules/date/date.admin.inc
Form validation handler for _date_field_widget_settings_form().
date_popup_validate in core/modules/date/date.elements.inc
Massage the input values back into a single date.
date_select_validate in core/modules/date/date.elements.inc
Validation function for date selector.
date_text_validate in core/modules/date/date.elements.inc
Validation for text input.
date_timezone_validate in core/modules/date/date.elements.inc
Validation for timezone input.
field_example_3text_validate in modules/examples/field_example/field_example.module
Validate the individual fields and then convert to RGB string.
field_test_widget_multiple_validate in core/modules/field/tests/field_test/field_test.field.inc
Form element validation handler for 'test_field_widget_multiple' widget.
file_managed_file_submit in core/modules/file/file.module
Form submission handler for upload / remove buttons of managed_file elements.
file_managed_file_validate in core/modules/file/file.module
Render API callback: Validates the managed_file element.
filter_admin_format_form_validate in core/modules/filter/filter.admin.inc
Form validation handler for filter_admin_format_form().
form_example_phonenumber_combined_validate in modules/examples/form_example/form_example_elements.inc
Phone number validation function for the combined phonenumber.
form_test_element_validate_name in core/modules/simpletest/tests/form_test.module
Form element validation handler for 'name' in form_test_validate_form().
form_test_validate_form_validate in core/modules/simpletest/tests/form_test.module
Form validation handler for form_test_validate_form().
form_validate_color in core/includes/form.inc
Form element validation handler for #type 'color'.
form_validate_email in core/includes/form.inc
Form element validation handler for #type 'email'.
form_validate_url in core/includes/form.inc
Form element validation handler for #type 'url'.
link_field_settings_form_validate in core/modules/link/link.module
#element_validate handler for link_field_instance_settings_form().
list_allowed_values_setting_validate in core/modules/field/modules/list/list.module
Element validate callback; check that the entered values are valid.
node_search_validate in core/modules/node/node.module
Form validation handler for node_form_search_form_alter().
options_field_instance_settings_validate in core/modules/field/modules/options/options.module
Form #validate callback for field_ui_field_edit_form().
options_field_settings_validate in core/modules/field/modules/options/options.module
Form #validate callback for Field UI forms that use an options element.
options_field_widget_validate in core/modules/field/modules/options/options.module
Form element validation handler for options element.
password_confirm_validate in core/includes/form.inc
Validates a password_confirm element.
path_form_element_validate in core/modules/path/path.module
Form element validation handler for URL alias form element.
redirect_element_validate_redirect in core/modules/redirect/redirect.admin.inc
Element validate handler; validate the redirect of an URL redirect.
search_form_validate in core/modules/search/search.pages.inc
As the search form collates keys from other modules hooked in via hook_form_alter, the validation takes place in _submit. search_form_validate() is used solely to set the 'processed_keys' form value for the basic search form.
system_site_information_settings_validate in core/modules/system/system.admin.inc
Validates the submitted site-information form.
taxonomy_autocomplete_validate in core/modules/taxonomy/taxonomy.module
Form element validate handler for taxonomy term autocomplete element.
user_form_field_ui_field_edit_form_submit in core/modules/user/user.module
Additional submit handler for the 'Edit field instance' form.
user_pass_validate in core/modules/user/user.pages.inc
Form validation handler for user_pass().
views_plugin_query_default::options_submit in core/modules/views/plugins/views_plugin_query_default.inc
Special submit handling.
views_ui_taxonomy_autocomplete_validate in core/modules/views_ui/views_ui.admin.inc
Form element validation handler for a taxonomy autocomplete field.
_field_ui_field_overview_form_validate_add_new in core/modules/field_ui/field_ui.admin.inc
Validates the 'add new field' row of field_ui_field_overview_form().
_file_generic_settings_extensions in core/modules/file/file.field.inc
Render API callback: Validates the allowed file extensions field.
_file_generic_settings_file_directory_validate in core/modules/file/file.field.inc
Render API callback: Validates the file destination field.
_filter_format_editor_link_url_validate in core/modules/filter/filter.pages.inc
Element validation function.
_form_builder_handle_input_element in core/includes/form.inc
Adds the #name and #value properties of an input element before rendering.
_form_validate in core/includes/form.inc
Performs validation on form elements.
_image_field_resolution_validate in core/modules/image/image.field.inc
Element validate function for resolution fields.