.enumerate()
or .zip(..)
items RS-W1039The items generated by this enumerate
or zip
call are unused. Consider
using the items produced, or removing this method call.
for (_, item) in vec![1, 2, 3].enumerate() {
println!("{}", item);
}
for (idx, item) in vec![1, 2, 3].enumerate() {
println!("{}: {}", idx, item);
}