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Title Object type File name Summary
SelectQueryExtender::exists function includes/database/select.inc Sets a condition that the specified subquery returns values.
SelectQueryExtender::notExists function includes/database/select.inc Sets a condition that the specified subquery returns no values.
ShortcutSetsTestCase::testShortcutSetRenameAlreadyExists function modules/shortcut/shortcut.test Tests renaming a shortcut set to the same name as another set.
shortcut_set_title_exists function modules/shortcut/shortcut.module Check to see if a shortcut set with the given title already exists.
ThemeRegistry::offsetExists function includes/theme.inc Implements ArrayAccess::offsetExists().
UpdateQuery::exists function includes/database/query.inc Implements QueryConditionInterface::exists().
UpdateQuery::notExists function includes/database/query.inc Implements QueryConditionInterface::notExists().
_blog_post_exists function modules/blog/blog.module Helper function to determine if a user has blog posts already.
_field_ui_field_name_exists function modules/field_ui/field_ui.admin.inc Render API callback: Checks if a field machine name is taken.
_image_source_image_exists function modules/image/image.module Checks whether the provided source image exists.

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