This is a post by Tyler Griffin on the Rand 3D Site.

You can set a parameter to equal only a portion of the part name.   Below we have a part named “Parameters_123” and we want to set a parameter for the part name to equal “Parameters” and we want another parameter for the part number to equal “123”.  To do this we can setup the following relations: 

PART_NAME=EXTRACT(REL_MODEL_NAME,1,

SEARCH(EXTRACT(REL_MODEL_NAME,1,

(STRING_LENGTH(REL_MODEL_NAME))),”_”)-1) 

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