Macro while_mut

macro_rules! while_mut {
    {$cond: expr, $code: block} => { ... };
}

Allows you create a cycle with mutable conditions.

Arguments list:

• cond: mutable condition (for example, i!=array.len())
• code: the following code

Examples

 fn main() {
   let mut v = vec![1i32,2,3,4,5];
    
   let mut i = 0;
   while_mut!{
       i<v.len(),
       {
           v.remove(0);
           println!("{} {} {}", v[0], v.len(), i);
           i += 1;
       }
   }
}