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Monday 19 July 2021

How Do You Find The First Non Repeated Character of a String in Java

Find First Non Repeating Character in a String in Java 

Now Here we are going print First non repeated character in String in java through a simple example or java program so that you can understand well.

So let's start a simple java program for find the first non repeated character of a String.

For example, we take a string in  java like String str = "akalsys";

So in above string there is k is a first non repeated character in String.

Java Example for First Non-Repeated Character in String.

class FirstNonRepeatedCharacterInString
{
public static void main(String args[])
{
String str = "akalsys";
for(char ch : str.toCharArray( ))
{
if(str.indexOf(ch) == str.lastIndexOf(ch))
{
System.out.println(ch);
break;
}
}
}
}

Output : k

Above example will you give the k as output.

Here we learned, how to find the first non repeated character in java string with a simple example.

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1 comment:

  1. very very useful article specially for java interviewer because this question is mostly asked in java interviews.

    ReplyDelete

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