point()
- Description:
- Create an object of class point from a data frame.
- Usage:
- point(data.frame, x='x', y='y')
- Required arguments:
- data.frame: a data frame containing the x and y coordinates for
each point and the variables observed at each point
- Optional arguments:
- x: the name of the column in data.frame that contains the x
coordinate
- y: the name of the column in data.frame that contains the y
coordinate
- Value:
- A point object
- Examples:
- > stations <- point(dataf)
- > stations <- point(dataf,x='Xcoord',y='Ycoord')
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