Syntax: SETUP WEIGHT weight [ { , weight | - weight } ]...

The script handles only elements with the specified weight. Specify a single weight, a list or a range of weights. Legal values for the weight number is 0-31. Use variables containing the weight values.

For example: SETUP WEIGHT 1,3-5.

This filter ensures that the script will handle only elements with the weight 1,3,4,5.