Python Enumerate traversal Array application

Source: Internet
Author: User
Python code that iterates through an array

In other languages, such as C #, we typically iterate through an array, which is the method:

for (intI = 0; I<list. Length; I++)
{
//todo with List[i]
}


In Python, we are accustomed to traverse this way:

for Item inch sequence:
process (item)


This iterates through the item's ordinal I, all with the following traversal method:

for Index inch range (len (sequence)):
Process (Sequence[index])


In fact, if you understand the built-in enumerate function, you can also write this:

!--

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-->for Index, item in Enumerate (sequence ):
Process (index, item)

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