R: Test Whether An Object Is A Point Pattern

is.ppp {spatstat} | R Documentation

## Test Whether An Object Is A Point Pattern

### Description

Checks whether its argument is a point pattern (object of class `"ppp"`).

### Usage

    is.ppp(x)

### Arguments

`x` | Any object.

### Details

This function tests whether the object `x` is a point pattern object of class `"ppp"`. See `ppm.object` for details of this class.

The result is determined to be `TRUE` if `x` inherits from `"ppp"`, i.e. if `x` has `"ppp"` amongst its classes.

### Value

`TRUE` if `x` is a point pattern, otherwise `FALSE`.

### Author(s)

Adrian Baddeley Adrian.Baddeley@curtin.edu.au

and Rolf Turner r.turner@auckland.ac.nz

[Package spatstat version 1.63-3 Index]