Java String concat() with examples

The Java String concat() method concatenates one string to the end of another string.This method returns a string with the value of the string passed into the method, appended to the end of the string.
Signature:

 public String concat(String anostr)   

Parameter:

 anostr- string to be concatenated at the
  end of the another string.

Return:

  combination of two strings is returned.

Example:To show working of concat() method

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// Java program to demonstrate
// working of concat() method
  
class Gfg {
    public static void main(String args[])
    {
        String s = "Gfg";
        s = s.concat("! is the best.");
        System.out.println(s);
    }
}

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Output:

Gfg! is the best.
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// Java program to demonstrate
// working of concat() method
  
class Gfg {
    public static void main(String args[])
    {
        String s = "Gfg";
  
        // We must explicitly assign result
        // of s.concat() to s.  Since not 
        // assigned to s, s does not change.
        s.concat("! is the best.");
  
        System.out.println(s);
    }
}

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Output:

Gfg

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Improved By : Akanksha_Rai