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#setdefault - if key is not there , will add the key with value none | |
person = {'name': 'karthi', 'age': 7} | |
city = person.setdefault('city') | |
print(person) | |
#Output:{'name': 'karthi', 'age': 7, 'city': None} | |
#setdefault- if key is not there , will add key and value specified | |
person = {'name': 'karthi', 'age': 7} | |
city = person.setdefault('city','chennai') | |
print(person) | |
#Output:{'name': 'karthi', 'age': 7, 'city': 'chennai'} | |
#setdefault-> if key exists, returns the value of that specified key | |
person = {'name': 'karthi', 'age': 7} | |
age=person.setdefault('age',10) | |
print(person.setdefault('age',10)) #Output:7 | |
print (person) | |
#Output:{'name': 'karthi', 'age': 7} |
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