Python

"if"
An example of the "if" function 
 age = input("What is your age?")

if age > str(30):
 print("Your getting up there...")
elif age >= str(20):
 print("Your still Young.")
elif age >= str(10):
 print("You lil thang you...")
else:
 print("Baby")

#empty question 
input("Do you like to drink?")

if age >= str(21):
 print("Go for it. Have fun!")
else:
 print("Nope. You are waaaay too young! Go home")