Research on Hash storage mechanism by analyzing JDK source code — reprint
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Java
< H2 id = "major1" > analyze the hash storage mechanism through the source code of HashMap and HashSet < div class = "DW sidebar IBM inset" > < H2 id = "sidebar1" > sets and references
Just like an array of reference types, when we put Java objects into an array, we don't really put Java objects into the array, just put the reference of objects into the array, and each array element is a reference variable.
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