Get the URLs contained in a Catalog or Order object

Sometimes it is useful to extract flattened vector of URLs from more complex objects for purposes like subsetting or doing set comparisons.

# S4 method for ShojiCatalog
urls(x)

# S4 method for list
urls(x)

# S4 method for character
urls(x)

# S4 method for ShojiOrder
urls(x)

# S4 method for OrderGroup
urls(x)

# S4 method for CrunchVariable
urls(x)

# S4 method for CrunchDataset
urls(x)

Arguments

x

a Catalog, Order, or Group object

Value

A character vector of URLs