The operator in is used to check if the key exists in the dictionary.
Example
#!/usr/bin/python3
# -*- coding: UTF-8 -*-
dict = {'Name': 'Runoob', 'Age': 11}
if 'Age' in dict:
print("dict has the key age")
else:
print("dict has not the key age")
Output:
dict has the key age
Syntax
key in dict
Parameters
| Name | Description |
| key | The key to looking up in the dictionary. |
Return Value
It returns True if the key exists in the dictionary, otherwise False.