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Pregunta de entrevista de Rubicon Project

find the error in the code String test="love" test+=test;

Respuesta de la entrevista

Anónimo

4 nov 2017

this one is more of a stupid question, code won't produce no compile time error or no runtime error. But according to the interviewer its betrays the immutability of the string. it does not because new test memory object will be created and referenced.