Python Language Dictionary: Difference between revisions
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| Line 14: | Line 14: | ||
=Create a Dictionary= | =Create a Dictionary= | ||
=Access a Dictionary= | =Access a Dictionary= | ||
An attempt to access an inexistent key ends up in a <code>KeyError</code> exception being thrown. | |||
Test the existence of a key. | Test the existence of a key. | ||
Revision as of 19:36, 16 February 2022
Internal
Overview
Empty map
m = {}
Access:
d["key"]
Create a Dictionary
Access a Dictionary
An attempt to access an inexistent key ends up in a KeyError exception being thrown.
Test the existence of a key.
Change a Dictionary
Individual Elements
Add, modify, delete.