function uuid_is_valid in Universally Unique IDentifier 6

Determines if a UUID is valid.

5 calls to uuid_is_valid()

UUIDTestHelper::assertIsUUID in ./uuid.test

Verify the argument is a valid uuid and performs validation.

uuid_comment in ./uuid.module

Implementation of hook_comment().

uuid_nodeapi in ./uuid.module

Implementation of hook_nodeapi().

uuid_taxonomy in ./uuid.module

Implementation of hook_taxonomy().

uuid_user in ./uuid.module

Implementation of hook_user().

File

./uuid.module, line 350

Main module functions for the uuid module.

Code

function uuid_is_valid($uuid) {
  return (bool) preg_match('/^[A-Fa-f0-9]{8}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{12}$/', $uuid);
}