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CopyOnWriteArrayList hashCode() method in Java

Last Updated : 11 Jul, 2025
The hashCode() method of CopyOnWriteArrayList returns the hashCode value of the list. Syntax: 
public int hashCode()
Parameters: The function does not accepts any parameter. Return Value: The function returns the hashCode value of the list. Below programs illustrate the above function: Program 1:
Output: 
CopyOnWriteArrayList: [32, 67, 98, 100]
hashCode value: 1944358
Program 2:
Output: 
CopyOnWriteArrayList: [gopal, gfg, jgec, sudo]
hashCode value: -1942417272
Reference: https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CopyOnWriteArrayList.html#hashCode--
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