//SLUGens released under the GNU GPL as extensions for SuperCollider 3, by Nick Collins, http://composerprogrammer.com/index.html
This is sometimes helpful just to check output values- it should post to the Post Window, but don't make it post too often or the CPU use will rise dramatically.
NOTE: this UGen is now here really for backwards compatibility; try doing .poll to any running UGen to get printed data back.
input to sample (.kr rate)
print the value after this number of control periods (44100/64 is about 689 per second)
give a tag to the printing so that you can use more than one in a patch to test multiple things