.length()

The .length() method returns the number of characters contained in a string.

string.length()

No parameters are required for the .length() method.

The .length() method is showcased in the following example:

import java.io.*;

class Example {
  public static void main(String[] args) {
    String greetings = "Hello, Code Ninja!";
    System.out.println(greetings.length());
  }
}