Rust has ? for early returns when returning an Option, and it has named breaks as well. fn foo(xs: Vec<u32>, ys: Vec<u32>) { 'bar: for x in &xs {

Rust has ? for early returns when returning an Option, and it has named breaks as well. fn foo(xs: Vec<u32>, ys: Vec<u32>) { 'bar: for x in &xs { for y in &ys { if *y == 42 { break 'bar; } } } }