how do I trigger a /setblock command without a /testfor?
Solution 1:
You can still use testfor. Here's how it works - set up the device as you would with the testfor, but change the testfor to this command.
/testfor @a {Sleeping:1b}
You can still use testfor. Here's how it works - set up the device as you would with the testfor, but change the testfor to this command.
/testfor @a {Sleeping:1b}