# [.ssf

From spatstat v1.61-0
by Adrian Baddeley

##### Subset of spatially sampled function

Extract a subset of the data for a spatially sampled function.

##### Usage

```
# S3 method for ssf
[(x, i, j, ..., drop)
```

##### Arguments

- x
Object of class

`"ssf"`

.- i
Subset index applying to the locations where the function is sampled.

- j
Subset index applying to the columns (variables) measured at each location.

- …, drop
Ignored.

##### Details

This is the subset operator for the class `"ssf"`

.

##### Value

Another object of class `"ssf"`

.

##### See Also

##### Examples

```
# NOT RUN {
f <- ssf(cells, data.frame(d=nndist(cells), i=1:42))
f
f[1:10,]
f[ ,1]
# }
```

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

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