Comment::id in modules/comment/comment.entity.inc
Implements EntityInterface::id().
File::id in modules/file/file.entity.inc
Implements EntityInterface::id().
Node::id in modules/node/node.entity.inc
Implements EntityInterface::id().
TaxonomyTerm::id in modules/taxonomy/taxonomy.entity.inc
Implements EntityInterface::id().
TestEntity::id in modules/entity/tests/entity_test/entity_test.entity.inc
Implements EntityInterface::id().
TestEntity::id in modules/field/tests/field_test/field_test.class.inc
Returns the entity identifier (the entity's machine name or numeric ID).
TestFieldEntity::id in modules/field/tests/field_test/field_test.class.inc
Implements EntityInterface::id().
User::id in modules/user/user.entity.inc
Implements EntityInterface::id().