How Many Speices are in a Dataset numeric identifier

Source: R/FishEconProdOutput.R

This funciton standardizes the length of the category or species numbers e.g.,(numbers of 33, 440, and 1 are converted to 033, 440, and 001)

numbers0(x)

Arguments

x

x is a string of all the numbers you are interested in 'standardizing'.

Examples

numbers0(x = c(1,14,302))
#> [1] "001" "014" "302"