for python index code example

Example 1: python3 iterate through indexes

items=['baseball','basketball','football']
for index, item in enumerate(items):
    print(index, item)

Example 2: python access index in for loop

for index, item in enumerate(items):
    print(index, item)

#if you want to start from 1 instead of 0
for count, item in enumerate(items, start=1):
    print(count, item)

Example 3: how to loop the length of an array pytoh

array = range(10)
for i in range(len(array)):
  print(array[i])

Example 4: for loop with index python3

colors = ["red", "green", "blue", "purple"]

for i in range(len(colors)):
    print(colors[i])

Example 5: python enumerate for loop

presidents = ["Washington", "Adams", "Jefferson", "Madison", "Monroe", "Adams", "Jackson"]
for num, name in enumerate(presidents, start=1):
    print("President {}: {}".format(num, name))

Example 6: python for loop with index

colors = ["red", "green", "blue", "purple"]
for i in range(len(colors)):
    print(colors[i])