Python Language List: Difference between revisions
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| Line 27: | Line 27: | ||
==Delete All Elements== | ==Delete All Elements== | ||
=List Processing= | |||
==Join the List Elements in a String== | |||
Join the elements of the given list in a string, using '-' as separator: | |||
<syntaxhighlight lang='py'> | |||
li = ['a', 'b'] | |||
s = '-'.join(li) | |||
</syntaxhighlight> | |||
Revision as of 02:54, 17 February 2022
Internal
Overview
A list is a mutable sequence type that contains zero or more elements and whose elements can be of different types.
Access to a List
Size of a List
The number of elements is given by the len() function:
l = [...]
print(len(l))
Modify a List
Modify Individual Elements
Append an Element
l.append(e)
Delete the Last Element
del l[-1]
Assign the sublist to l:
l = l[:-1]
Delete All Elements
List Processing
Join the List Elements in a String
Join the elements of the given list in a string, using '-' as separator:
li = ['a', 'b']
s = '-'.join(li)