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Posix character classes p{IsLatin} Java regex
This class \p{IsLatin} matches characters of Latin.
Example 1
import java.util.Scanner; import java.util.regex.Matcher; import java.util.regex.Pattern; public class Example { public static void main(String args[]) { //Reading String from user System.out.println("Enter a string"); Scanner sc = new Scanner(System.in); String input = sc.nextLine(); //Regular expression String regex = "\p{IsLatin}"; //Compiling the regular expression Pattern pattern = Pattern.compile(regex); //Retrieving the matcher object Matcher matcher = pattern.matcher(input); int count = 0; while(matcher.find()) { count++; } System.out.println("Number of Latin characters: "+count); } }
Output
Enter a string cé dé há ó Number of Latin characters: 7
Example 2
import java.util.Scanner; public class Example { public static void main(String args[]) { //Reading String from user System.out.println("Enter a string"); Scanner sc = new Scanner(System.in); String input = sc.nextLine(); //Regular expression String regex = "^.*\p{IsLatin}.*"; boolean result = input.matches(regex); if(result) { System.out.println("Given string contains Latin characters"); } else { System.out.println("Given string does not contain Latin characters "); } } }
Output
Enter a string sample text y e Given string contains Latin characters
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