medium.learning_rust.for..rs

for a in 0..10 { //(a = 0; a <10; a++) // 0 to 10(exclusive)
  println!("Current value : {}", a);
}

// Usage of break and continue
for b in 0..6 {
  if b == 0 {
    println!("Skip Value : {}", b);
    continue;
  } else if b == 2 {
    println!("Break At : {}", b);
    break;
  }
  println!("Current value : {}", b);
}

// Outer break
'outer_for: for c1 in 1..6 { //set label outer_for
  'inner_for: for c2 in 1..6 {
    println!("Current Value : [{}][{}]", c1, c2);
    if c1 == 2 && c2 == 2 { break 'outer_for; } //kill outer_for
  }
}


// Working with arrays/vectors
let group : [&str; 4] = ["Mark", "Larry", "Bill", "Steve"];

for n in 0..group.len() { //group.len() = 4 -> 0..4 👎 check group.len()on each iteration
  println!("Current Person : {}", group[n]);
}

for person in group.iter() { //👍 group.iter() turn the array into a simple iterator
  println!("Current Person : {}", person);
}