What is the String.chars method in Java?
Overview
The chars() method is an instance method of the String class. It returns an IntStream that consists of the code point values of the characters in the given string. This method was added to the String class in Java 9.
Syntax
public IntStream chars()
Parameters
This method has no parameters.
Return value
This method returns an IntStream of char values from the string.
Code
import java.util.stream.IntStream;class Main {public static void main(String[] args) {// Define a stringString string = "hello-educative";// use the chars method to get a stream of char valuesIntStream codePointStream = string.chars();// convert the code points back to characters and print the outputcodePointStream.mapToObj(Character::toChars).forEach(System.out::println);}}
Explanation
- Line 1: We import the relevant packages.
- Line 6: We define a string called
string. - Line 9: We use the
chars()method to get a stream of character values. - Line 12: We convert the code points back to characters and print the output.
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