Description Usage Arguments Value Examples
Sums the backlog in block data
1 |
block |
A data frame containing block-level data. |
grade |
Character vector. Elements in the vector must be either
|
Numeric. The sum of the repair costs for all grades specified in
grade
.
1 2 3 4 5 6 | # Total grade B backlog
backlog(simulated_blocks, "B")
# Total grade B and C backlog
backlog(simulated_blocks, c("B", "C"))
# All backlog
backlog(simulated_blocks)
|
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