Python Loop & range() Function

 

Concept

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The function range() can take 1 to 3 of the following arguments.
i)   Start
ii)  End
iii) Step

range(start, stop, step)

Note:
The Default value of start is Zero always.
End value user need to be mention
The Default value for step is 1 always

Code Example

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------------------------------------------------------- For Loop -----------------------------------------------------

Example 1:

for i in range(1, 6, 1):
    print(i)

Output: 
1
2
3
4
5

 

Example 2:

for i in range(1, 51, 10):
    print(i)

Output: 
1
11
21
31
41

 

Example 3:

for i in range(6):
    print(i)

Output: 
0
1
2
3
4
5

 

Example 4:

for i in range(50, 0, -10):
    print(i)

Output: 50
40
30
20
10


------------------------------------------------------- While Loop -----------------------------------------------------

Example 1:

>>> while count < limit:

print(count)

count += 1

OutPut:

1
2
3
4
5
6
7
8
9

# infinite loop with while

Example 2:

while True:

     print("I will be printing infinite times")

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