Scanner.hasNext(String pattern) has the following syntax.
public boolean hasNext(String pattern)
In the following code shows how to use Scanner.hasNext(String pattern) method.
//w ww . ja va 2 s . c o m import java.util.Scanner; import java.util.regex.Pattern; public class Main { public static void main(String[] args) { String s = "java2s.com 1 + 1 = 2.0"; Scanner scanner = new Scanner(s); // check if the scanner's next token matches "c" System.out.println(scanner.hasNext("c")); // check if the scanner's next token matches "=" System.out.println(scanner.hasNext("=")); // print the rest of the string System.out.println(scanner.nextLine()); scanner.close(); } }
The code above generates the following result.