Python While Loop:
Python While Loop is a loop statement which can be used in various forms to execute a block of code continuously as long as the condition of the loop is true, and stops only when the condition fails. These are:
While Loop :
While loop is used to execute a group of action as long as the specified condition is true.
Syntax:
while (condition):
code to be executed if the condition is true
Nested While Loop :
Nested While loop is While loop inside a While loop and so on which is used to run multiple loop conditions.
Syntax:
while (condition):
while (condition):
code to be executed if the condition is true
Example: //pythonexample.py
i = 0 while(i <= 20): print i i+=1 |
Output: 
