Q.Yucca Cane In Delaware
I have a very unique Yucca Cane plant that started to grow vertically, but later decided to crawl along the floor. It has reached a length of 10-12 feet and continues to grow. It has taken over one of my bedrooms and reaches with determination for the sunlight in the window. I’m running out of space. Would it survive in Delaware if I moved it outdoors?

Certified GKH Gardening Expert
Some of the yucca varieties are hardy to zone 4. Here is a university fact sheet that tells about different varieties (look on the right rail), which may help identify yours. If you are not sure of the variety, I would not risk it outside. You could put it in a container and summer it outdoors, however. You are in zone 7, though, so it could be hardy outside.
https://landscapeplants.oregonstate.edu/plants/yucca-filamentosa
https://www.gardeningknowhow.com/ornamental/foliage/yucca/yucca-plant-varieties.htm
Your plant would benefit from pruning. You could cut it off below the green area and start it over. Here is how: