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Title Object type File name Summary
CacheTestCase::assertCacheExists function modules/simpletest/tests/cache.test Assert or a cache entry exists.
CacheTestCase::checkCacheExists function modules/simpletest/tests/cache.test Check whether or not a cache entry exists.
CommentHelperCase::commentExists function modules/comment/comment.test Checks current page for specified comment.
DatabaseCondition::exists function includes/database/query.inc Implements QueryConditionInterface::exists().
DatabaseCondition::notExists function includes/database/query.inc Implements QueryConditionInterface::notExists().
DatabaseRegressionTestCase::testDBFieldExists function modules/simpletest/tests/database_test.test Test the db_field_exists() function.
DatabaseRegressionTestCase::testDBIndexExists function modules/simpletest/tests/database_test.test Test the db_index_exists() function.
DatabaseRegressionTestCase::testDBTableExists function modules/simpletest/tests/database_test.test Test the db_table_exists() function.
DatabaseSchema::fieldExists function includes/database/schema.inc Check if a column exists in the given table.
DatabaseSchema::indexExists function includes/database/schema.inc Checks if an index exists in the given table.
DatabaseSchema::tableExists function includes/database/schema.inc Check if a table exists.
DatabaseSchemaObjectExistsException class includes/database/schema.inc Exception thrown if an object being created already exists.
DatabaseSchema_mysql::fieldExists function includes/database/mysql/schema.inc Check if a column exists in the given table.
DatabaseSchema_mysql::indexExists function includes/database/mysql/schema.inc Checks if an index exists in the given table.
DatabaseSchema_mysql::tableExists function includes/database/mysql/schema.inc Check if a table exists.
DatabaseSchema_pgsql::constraintExists function includes/database/pgsql/schema.inc Helper function: check if a constraint (PK, FK, UK) exists.
DatabaseSchema_pgsql::fieldExists function includes/database/pgsql/schema.inc Check if a column exists in the given table.
DatabaseSchema_pgsql::indexExists function includes/database/pgsql/schema.inc Checks if an index exists in the given table.
DatabaseSchema_pgsql::tableExists function includes/database/pgsql/schema.inc Check if a table exists.
DatabaseSchema_sqlite::fieldExists function includes/database/sqlite/schema.inc Check if a column exists in the given table.
DatabaseSchema_sqlite::indexExists function includes/database/sqlite/schema.inc Checks if an index exists in the given table.
DatabaseSchema_sqlite::tableExists function includes/database/sqlite/schema.inc Check if a table exists.
DatabaseSelectSubqueryTestCase::testExistsSubquerySelect function modules/simpletest/tests/database_test.test Test EXISTS subquery conditionals on SELECT statements.
DatabaseSelectSubqueryTestCase::testNotExistsSubquerySelect function modules/simpletest/tests/database_test.test Test NOT EXISTS subquery conditionals on SELECT statements.
db_field_exists function includes/database/database.inc Checks if a column exists in the given table.
db_index_exists function includes/database/database.inc Checks if an index exists in the given table.
db_table_exists function includes/database/database.inc Checks if a table exists.
DeleteQuery::exists function includes/database/query.inc Implements QueryConditionInterface::exists().
DeleteQuery::notExists function includes/database/query.inc Implements QueryConditionInterface::notExists().
DrupalCacheArray::offsetExists function includes/bootstrap.inc Implements ArrayAccess::offsetExists().
drupal_array_nested_key_exists function includes/common.inc Determines whether a nested array contains the requested keys.
FileFieldTestCase::assertFileEntryExists function modules/file/tests/file.test Asserts that a file exists in the database.
FileFieldTestCase::assertFileEntryNotExists function modules/file/tests/file.test Asserts that a file does not exist in the database.
FileFieldTestCase::assertFileExists function modules/file/tests/file.test Asserts that a file exists physically on disk.
FileFieldTestCase::assertFileNotExists function modules/file/tests/file.test Asserts that a file does not exist on disk.
FILE_EXISTS_ERROR constant includes/file.inc Flag for dealing with existing files: Do nothing and return FALSE.
FILE_EXISTS_RENAME constant includes/file.inc Flag for dealing with existing files: Appends number until name is unique.
FILE_EXISTS_REPLACE constant includes/file.inc Flag for dealing with existing files: Replace the existing file.
filter_format_exists function modules/filter/filter.module Determines if a text format exists.
image_style_add_form_name_exists function modules/image/image.admin.inc Check if the proposed machine name is already taken.
menu_edit_menu_name_exists function modules/menu/menu.admin.inc Returns whether a menu name already exists.
MergeQuery::exists function includes/database/query.inc Implements QueryConditionInterface::exists().
MergeQuery::notExists function includes/database/query.inc Implements QueryConditionInterface::notExists().
module_exists function includes/module.inc Determines whether a given module exists.
QueryConditionInterface::exists function includes/database/query.inc Sets a condition that the specified subquery returns values.
QueryConditionInterface::notExists function includes/database/query.inc Sets a condition that the specified subquery returns no values.
SelectQuery::exists function includes/database/select.inc Sets a condition that the specified subquery returns values.
SelectQuery::havingExists function includes/database/select.inc
SelectQuery::havingNotExists function includes/database/select.inc
SelectQuery::notExists function includes/database/select.inc Sets a condition that the specified subquery returns no values.

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