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What is difference between "assign" and "retain" keyword?
Answer:
☛ Retain -Specifies that retain should be invoked on the object upon assignment. takes ownership of an object
☛ Assign - Specifies that the setter uses simple assignment. Uses on attribute of scalar type like float,int.
☛ Assign - Specifies that the setter uses simple assignment. Uses on attribute of scalar type like float,int.
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