Determine change in memory from running code

mem_change(code)

Arguments

code

Code to evaluate.

Value

Change in memory (in megabytes) before and after running code.

Examples

# Need about 4 mb to store 1 million integers
mem_change(x <- 1:1e6)
#> 3.03 kB
# We get that memory back when we delete it
mem_change(rm(x))
#> 536 B