Answers for "how to create generic class"

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Create Generic Method

public static T GetQueryString<T>(string key, T defaultValue) {...}
Posted by: Guest on June-30-2021
-1

java define a generic class that produces

List list = new ArrayList();
list.add("abc");
list.add(new Integer(5)); //OK

for(Object obj : list){
	//type casting leading to ClassCastException at runtime
    String str=(String) obj; 
}
Posted by: Guest on April-27-2020

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