# compareOptions

##### Options for comparison mode

This function generates a list of options that are used by
`manipulateWidget`

to compare multiple charts.

##### Usage

`compareOptions(ncharts = NULL, nrow = NULL, ncol = NULL)`

##### Arguments

- ncharts
Number of charts to generate.

- nrow
Number of rows. If

`NULL`

, the function tries to pick the best number of rows given the number of charts and columns.- ncol
Number of columns. If

`NULL`

, the function tries to pick the best number of columns given the number of charts and rows.

##### Value

List of options

##### Examples

```
# NOT RUN {
if (require(dygraphs)) {
mydata <- data.frame(
year = 2000+1:100,
series1 = rnorm(100),
series2 = rnorm(100),
series3 = rnorm(100)
)
manipulateWidget(
dygraph(mydata[range[1]:range[2] - 2000, c("year", series)], main = title),
range = mwSlider(2001, 2100, c(2001, 2100)),
series = mwSelect(c("series1", "series2", "series3")),
title = mwText("Fictive time series"),
.compare = list(title = NULL, series = NULL),
.compareOpts = compareOptions(ncharts = 4)
)
manipulateWidget(
dygraph(mydata[range[1]:range[2] - 2000, c("year", series)], main = title),
range = mwSlider(2001, 2100, c(2001, 2100)),
series = mwSelect(c("series1", "series2", "series3")),
title = mwText("Fictive time series"),
.compare = list(title = NULL, series = NULL),
.compareOpts = compareOptions(ncharts = 3, nrow = 3)
)
}
# }
```

*Documentation reproduced from package manipulateWidget, version 0.10.1, License: GPL (>= 2) | file LICENSE*

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