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Java IdentityHashMap size() method

The size() method of the Java IdentityHashMap class is used to calculate the no of key-value pairs present in the calling IdentityHashMap.

Syntax

Return

An integer denoting the number of key-value pairs present in the IdentityHashMap.

Example 1

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Output:

6
{Java=1, the=3, language=6, programming=5, best=4, is=2}

Example 2

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Output:




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