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Title Object type File name Summary
Query::existsAggregate function core/lib/Drupal/Core/Entity/Query/Null/Query.php Queries for the existence of a field.
Query::notExistsAggregate function core/lib/Drupal/Core/Entity/Query/Null/Query.php Queries for the nonexistence of a field.
QueryAggregate::existsAggregate function core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php Queries for the existence of a field.
QueryAggregate::notExistsAggregate function core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php Queries for the nonexistence of a field.
QueryAggregateInterface::existsAggregate function core/lib/Drupal/Core/Entity/Query/QueryAggregateInterface.php Queries for the existence of a field.
QueryAggregateInterface::notExistsAggregate function core/lib/Drupal/Core/Entity/Query/QueryAggregateInterface.php Queries for the nonexistence of a field.
QueryBase::exists function core/lib/Drupal/Core/Entity/Query/QueryBase.php Queries for a non-empty value on a field.
QueryBase::notExists function core/lib/Drupal/Core/Entity/Query/QueryBase.php Queries for an empty field.
QueryConditionTrait::exists function core/lib/Drupal/Core/Database/Query/QueryConditionTrait.php
QueryConditionTrait::notExists function core/lib/Drupal/Core/Database/Query/QueryConditionTrait.php
QueryInterface::exists function core/lib/Drupal/Core/Entity/Query/QueryInterface.php Queries for a non-empty value on a field.
QueryInterface::notExists function core/lib/Drupal/Core/Entity/Query/QueryInterface.php Queries for an empty field.
ReadOnlyStorage::exists function core/lib/Drupal/Core/Config/ReadOnlyStorage.php Returns whether a configuration object exists.
Recipe::validateRecipeExists function core/lib/Drupal/Core/Recipe/Recipe.php Validates that a recipe exists.
RecipeConfigStorageWrapper::exists function core/lib/Drupal/Core/Recipe/RecipeConfigStorageWrapper.php Returns whether a configuration object exists.
RecipeConfigStorageWrapperTest::testLeftSideExists function core/tests/Drupal/Tests/Core/Recipe/RecipeConfigStorageWrapperTest.php Validate that the first storage checks existence first.
RecipeConfigStorageWrapperTest::testNotExists function core/tests/Drupal/Tests/Core/Recipe/RecipeConfigStorageWrapperTest.php Validate FALSE when neither storage contains a key.
RecipeConfigStorageWrapperTest::testRightSideExists function core/tests/Drupal/Tests/Core/Recipe/RecipeConfigStorageWrapperTest.php Validate that we fall back to the second storage.
RecipeOverrideConfigStorage::exists function core/lib/Drupal/Core/Recipe/RecipeOverrideConfigStorage.php Returns whether a configuration object exists.
ReflectionTest::existsForTesting function core/tests/Drupal/Tests/Component/Utility/ReflectionTest.php This method exists for reflection testing only.
RegressionTest::testDBFieldExists function core/tests/Drupal/KernelTests/Core/Database/RegressionTest.php Tests the \Drupal\Core\Database\Schema::fieldExists() method.
RegressionTest::testDBIndexExists function core/tests/Drupal/KernelTests/Core/Database/RegressionTest.php Tests the Schema::indexExists() method.
RegressionTest::testDBTableExists function core/tests/Drupal/KernelTests/Core/Database/RegressionTest.php Tests the Schema::tableExists() method.
RoleExistsConstraint class core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraint.php Checks if a role exists.
RoleExistsConstraint.php file core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraint.php
RoleExistsConstraint::$message property core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraint.php The error message if validation fails.
RoleExistsConstraintValidator class core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraintValidator.php Validates that a role exists.
RoleExistsConstraintValidator.php file core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraintValidator.php
RoleExistsConstraintValidator::create function core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraintValidator.php Instantiates a new instance of this class.
RoleExistsConstraintValidator::validate function core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraintValidator.php
RoleExistsConstraintValidator::__construct function core/modules/user/src/Plugin/Validation/Constraint/RoleExistsConstraintValidator.php Create a new RoleExistsConstraintValidator instance.
RoleExistsConstraintValidatorTest class core/modules/user/tests/src/Kernel/Plugin/Validation/Constraint/RoleExistsConstraintValidatorTest.php Tests Role Exists Constraint Validator.
RoleExistsConstraintValidatorTest.php file core/modules/user/tests/src/Kernel/Plugin/Validation/Constraint/RoleExistsConstraintValidatorTest.php
RoleExistsConstraintValidatorTest::$modules property core/modules/user/tests/src/Kernel/Plugin/Validation/Constraint/RoleExistsConstraintValidatorTest.php Modules to install.
RoleExistsConstraintValidatorTest::testRoleExists function core/modules/user/tests/src/Kernel/Plugin/Validation/Constraint/RoleExistsConstraintValidatorTest.php Tests when the constraint's entityTypeId value is not valid.
RoleExistsConstraintValidatorTest::testValueMustBeAString function core/modules/user/tests/src/Kernel/Plugin/Validation/Constraint/RoleExistsConstraintValidatorTest.php Tests that the constraint validator will only work with strings.
SandboxManagerBase::sandboxDirectoryExists function core/modules/package_manager/src/SandboxManagerBase.php Determines if the stage directory exists.
SandboxManagerBaseTest::testStageDirectoryExists function core/modules/package_manager/tests/src/Kernel/SandboxManagerBaseTest.php Tests stage directory exists.
Schema::constraintExists function core/modules/pgsql/src/Driver/Database/pgsql/Schema.php Helper function: check if a constraint (PK, FK, UK) exists.
Schema::extensionExists function core/modules/pgsql/src/Driver/Database/pgsql/Schema.php Determines whether the PostgreSQL extension is created.
Schema::fieldExists function core/modules/sqlite/src/Driver/Database/sqlite/Schema.php Check if a column exists in the given table.
Schema::fieldExists function core/modules/pgsql/src/Driver/Database/pgsql/Schema.php Check if a column exists in the given table.
Schema::fieldExists function core/lib/Drupal/Core/Database/Schema.php Check if a column exists in the given table.
Schema::indexExists function core/modules/sqlite/src/Driver/Database/sqlite/Schema.php Checks if an index exists in the given table.
Schema::indexExists function core/modules/mysql/src/Driver/Database/mysql/Schema.php Checks if an index exists in the given table.
Schema::indexExists function core/modules/pgsql/src/Driver/Database/pgsql/Schema.php Checks if an index exists in the given table.
Schema::indexExists function core/lib/Drupal/Core/Database/Schema.php Checks if an index exists in the given table.
Schema::tableExists function core/modules/sqlite/src/Driver/Database/sqlite/Schema.php Check if a table exists.
Schema::tableExists function core/modules/pgsql/src/Driver/Database/pgsql/Schema.php Check if a table exists.
Schema::tableExists function core/lib/Drupal/Core/Database/Schema.php Check if a table exists.

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