If Condition

If Condition Using if,elif,else
In this Example we are defining  if ,elif and else statement. First the if condition is tested and if found true the next block is executed , else elif condition is tested and if found true the elif block is executed. If all fails else block is executed.

Example

num = float(input("Enter a number: "))

if num > 0:

   print(num, "is a Positive number")

elif num == 0:

   print("Zero")

else:

   print(num, "is a Negative number")

Result

Using Nested if Statement.

Here we define if with if statement.

Example

num = float(input("Enter a number: "))

if num >= 0:

   if num == 0:

       print("Zero")

   else:

       print(num,"is a Positive number")

else:

   print(num,"is a Negative number")

Result