do {
   //statements 
} while(condition)

var n:number = 10;
do { 
   console.log(n); 
   n--; 
} while(n>=0);

//Generated by typescript 1.8.10
var n = 10;
do {
   console.log(n);
   n--;
} while (n >= 0);

10 
9 
8 
7 
6 
5 
4 
3 
2 
1 
0