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Java Guava | Chars.toArray() method with Examples

Last Updated : 11 Jul, 2025
The toArray() method of Chars Class in the Guava library is used to convert the char values, passed as the parameter to this method, into a Char Array. These char values are passed as a Collection to this method. This method returns a Char array. Syntax:
public static char[] toArray(Collection<Character> collection)
Parameters: This method accepts a mandatory parameter collection which is the collection of char values to be converted in to a Char array. Return Value: This method returns a char array containing the same values as a collection, in the same order. Exceptions: This method throws NullPointerException if the passed collection or any of its elements is null. Below programs illustrate the use of toArray() method: Example 1 :
Output:
[G, E, E, K, S]
Example 2 :
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