Help with what a line does

Can anyone tell me what the code num1 = (a >= b ? a : b); does?
Specifically the "?" and the ":"

Quote:

---

Originally posted by Aakash Datt
Can anyone tell me what the code num1 = (a >= b ? a : b); does?
Specifically the "?" and the ":"

---

Ternary operator. That statement is equivalent to:

Code:

---

if (a >= b)
  num1 = a;
else
  num1 = b;

---