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In a planar coordinate system, three coordinates that locate a point by its distance from an origin (0,0,0) where three orthogonal axes cross. Usually, the x-coordinate is measured along the east–west axis, the y-coordinate is measured along the north–south axis, and the z-coordinate measures height or elevation.

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How do I bring the Z value to attribute table?

I have a shapefile exported from a hydraulics software that I use. The file is exported as polylines. I convert it to a point layer using the "Extract Nodes" function. The remaining piece of informati …
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