How to set character at specific index in StringBuilder string in Java

1 Answer

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public class MyClass {
    public static void main(String args[]) {
        StringBuilder sb = new StringBuilder("java php c++");

        System.out.println(sb);
        
        sb.setCharAt(0, 'w');

        System.out.println(sb);
    }
}


/*
run:

java php c++
wava php c++

*/

 



answered Aug 3, 2019 by avibootz

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