I have a vector line, but it has no z-dimension.
I have some points along the line, which have the elevation included.
Can I add the elevation from the points to the line at that specific point?
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Convert your 2-D line to a 3-D line with the
Set Z values tool. Define the Z value with this expression, substituting your layer and field names:
geomnearest( 'point layer', 'elevation field')
(Make sure you have the RefFunctions plugin installed, or you won't have access to the
Be sure to save the output as a permanent layer.