length.rstack: Return the number of elements in an rstack
In rstackdeque: Persistent Fast Amortized Stack and Queue Data Structures
Description
Usage
Arguments
Details
Value
See Also
Examples
View source: R/length.rstack.R
Description
Returns the number of elements in an rstack.
Usage
1
2
## S3 method for class 'rstack'
length(x)
Arguments
x
rstack to get the length of.
Details
Runs in O(1) time, as this information is stored seperately and updated on every insert/remove.
Value
a vector of length 1, which the number of elements of the stack.
See Also
empty for checking whether an rstack is empty.
Examples
1
2
3
4
5
s <- rstack()
s <- insert_top(s, "a")
print(length(s)) # 1
s <- insert_top(s, "b")
print(length(s)) # 2
rstackdeque documentation built on May 2, 2019, 4:15 a.m.
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Description Usage Arguments Details Value See Also Examples
View source: R/length.rstack.R
Description
Returns the number of elements in an rstack.
Usage
1 2 | ## S3 method for class 'rstack'
length(x)
|
Arguments
x |
rstack to get the length of. |
Details
Runs in O(1) time, as this information is stored seperately and updated on every insert/remove.
Value
a vector of length 1, which the number of elements of the stack.
See Also
empty for checking whether an rstack is empty.
Examples
1 2 3 4 5 | s <- rstack()
s <- insert_top(s, "a")
print(length(s)) # 1
s <- insert_top(s, "b")
print(length(s)) # 2
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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