Page 45 - Modular v1.1 Pyhton
P. 45
THE WHILE STATEMENT
The while statement executes a set of statements repeatedly,
until the logical expression evaluates to true. When the condition
False
becomes false, the control comes out of the loop. The syntax of Test Expression
while statement is given below.
True
Syntax:
while (test expression): Execute while Block
Statements
Program 5: To demonstrate the use of a while loop.
On running the above program, you will get the following output:
Clickipedia
Any non-zero value in the while loop indicates always a true condition, whereas zero indicates
always-false condition.
The Infinite Loop
If the condition given in a loop never becomes false, then the loop will never terminate and run
indefinitely. This type of loops is called an infinite loop.
Example:
while(1)
print(“Hello”)
Output: Hello will be printed infinite times.
Looping Statements in Python 43

