R: sfg point

sfg_point {sfheaders} | R Documentation

## sfg point

### Description

constructs sfg POINT object

### Usage

    sfg_point(obj, x = NULL, y = NULL, z = NULL, m = NULL)

### Arguments

`obj` | matrix or data.frame
`x` | x geometry column
`y` | y geometry column
`z` | z geometry column
`m` | m geometry column

### Value

`sfg` object of POINT geometry

### Examples

    sfg_point( 1:2 )
    sfg_point( 1:3 )
    sfg_point( 1:4 )

    sfg_point( matrix( 1:3, ncol = 3 ) )
    sfg_point( data.frame( x = 1, y = 2, z = 3 )  )

    sfg_point( data.frame( x = 1, y = 2, z = 3 ), x = "x", y = "y" )
    sfg_point( data.frame( x = 1, y = 2, z = 3 ), x = 1, y = 3  )

[Package sfheaders version 0.2.2 Index]