"For...in" loop

list1 = [7, 10, 210, 30, 440, 50, 960, 780, 80, 90, 10000, 501321]  #This is the list
for item in range(len(list1)):  #range gives me how many values in list 
    print(item) #item is evey value in the list 

# For its a loop that deals with every value
result:
0
1
2
3
4
5
6
7
8
9
10
11
***************************************************************************************
list1 = [7, 10, 210, 30, 440, 50, 960, 780, 80, 90, 10000, 501321]  #This is the list
for item in range(len(list1)):  #range gives me how many values in list
    print(list1[item]) #item is evey value in the list
OR:
list1 = [7, 10, 210, 30, 440, 50, 960, 780, 80, 90, 10000, 501321]  #This is the list
for item in list1:  #range gives me how many values in list
    print(item) #item is evey value in the list
    
# For...in it's a loop that deals with every value.
result:
7
10
210
30
440
50
960
780
80
90
10000
501321
****************************************************************************************
list1 = [7, 10, 210, 30, 440, 50, 960, 780, 80, 90, 10000, 501321]  #This is the list
for item in range(0, len(list1), 2):  #using range structure to navigate list
    print(list1[item]) #item is every value in the list
result : 
7
210
440
960
80
10000