How do i turn a glb 3d object into source code?

I make 3d objects but I want to know how I can turn a glb or an obj into source code

A 3D file is not code, it is a bunch of data about vertices and colors. You can write code to render that data, but I wouldn’t think of that as converting data to source code. If you’re trying to render a glTF file using threejs, see the code in