Length function for dsarray class

A length function for the data step array dsarray. The length function can by used either inside or outside the data step.

# S3 method for dsarray
length(x)

Arguments

x	The dsarray object.

Value

The number of items in the specified dsarray.

See also

Other datastep: [.dsarray(), datastep(), delete(), dsarray(), dsattr(), output()

Examples

# Define datastep array
carr <- dsarray(names(mtcars))

length(carr)
# 11