Compute per-group maxs

max_g(col, first_indices, na.rm = FALSE)

Arguments

col

vector to max

first_indices

numeric index of first index in each group

na.rm

logical if TRUE remove NAs

Value

per-group max

Examples

v <- c(2, 3, 1, 7, 5) fi <- c(1, 1, 3, 3, 3) max_g(v, fi)
#> [1] 3 3 7 7 7