Java Scanner.hasNext(String pattern)
Syntax
Scanner.hasNext(String pattern) has the following syntax.
public boolean hasNext(String pattern)
Example
In the following code shows how to use Scanner.hasNext(String pattern) method.
/*w ww .ja v a2s. 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.
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