Make a histogram, either plot or its data

Short demo on how to produce dynamic content in a shiny app at Rapporteket

makeSimpleHist(df, var, bins, makeTable = FALSE)

Arguments

df

data frame from which output is to be made

var

string defining which variable in the data frame to use

bins

numeric vector defining the number of equally large groups

makeTable

Logical that if TRUE function will return a data frame containing the bin borders and count within each bin

Value

a graphical object or data frame

Examples

makeSimpleHist(df = mtcars, var = "mpg", bins = 5, makeTable = FALSE)

#> $breaks
#> [1] 10.4 15.1 19.8 24.5 29.2 33.9
#> 
#> $counts
#> [1]  6 12  8  2  4
#> 
#> $density
#> [1] 0.03989362 0.07978723 0.05319149 0.01329787 0.02659574
#> 
#> $mids
#> [1] 12.75 17.45 22.15 26.85 31.55
#> 
#> $xname
#> [1] "x"
#> 
#> $equidist
#> [1] TRUE
#> 
#> attr(,"class")
#> [1] "histogram"