# nobjects

From spatstat v1.61-0
by Adrian Baddeley

##### Count Number of Geometrical Objects in a Spatial Dataset

A generic function to count the number of geometrical objects in a spatial dataset.

##### Usage

`nobjects(x)` # S3 method for ppp
nobjects(x)

# S3 method for ppx
nobjects(x)

# S3 method for psp
nobjects(x)

# S3 method for tess
nobjects(x)

##### Arguments

- x
A dataset.

##### Details

The generic function `nobjects`

counts the number of
geometrical objects in the spatial dataset `x`

.

The methods for point patterns (classes `"ppp"`

and `"ppx"`

,
embracing `"pp3"`

and `"lpp"`

)
count the number of points in the pattern.

The method for line segment patterns (class `"psp"`

)
counts the number of line segments in the pattern.

The method for tessellations (class `"tess"`

)
counts the number of tiles of the tessellation.

##### Value

A single integer.

##### See Also

##### Examples

```
# NOT RUN {
nobjects(redwood)
nobjects(edges(letterR))
nobjects(dirichlet(cells))
# }
```

*Documentation reproduced from package spatstat, version 1.61-0, License: GPL (>= 2)*

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