Note: This method cannot handle supplementary characters. To support all Unicode characters, including supplementary characters, use the#isLetter(int)method. Java documentation forjava.lang.Character.isLetter(char). Portions of this page are modifications based on work created and shared by theAndroid...
Note: This method cannot handle supplementary characters. To support all Unicode characters, including supplementary characters, use the#isLetter(int)method. Java documentation forjava.lang.Character.isLetter(char). Portions of this page are modifications based on work created and shared by theAndroid...
Java中字符是Unicode标准定义的，中文也在其中。所以是true package com.frl.practice.test;public class CharJudge {public static void main(String[] args) {test();}private static void test() {// TODO Auto-generated method stubSystem.out.println(isChinese('C'));System.out.println(isCh...
isLetter() methodis available injava.langpackage. isLetter() methodis used to check whether the given char value is letter or not. isLetter() methoddoes not throw an exception at the time of checking the given char is a letter or not. ...
Method signature Parameters Return type Character class’s isletter method can be used to check if character is letter or not. Method signature Java 1 2 3 public static boolean isLetter(char ch): Parameters ch is primitive character type. Return type boolean is primitive character type. Java...
The following example shows the usage of Java Character isLetter(int codePoint) method.Open Compiler package com.tutorialspoint; public class isLetterDemo{ public static void main(String []args){ int cp = 0x0012; boolean b; b = Character.isLetter(cp); System.out.println(b); } } ...
publicclassJavaCharacterisLetterExample2{publicstaticvoidmain(String[] args){// Create three char primitives ch1, ch2 and ch3.charch1, ch2, ch3;// Assign the values to ch1, ch2 and ch3.ch1 ='1'; ch2 ='*'; ch3 ='e';// Create three boolean primitives b1, b2 and b3;booleanb1, b2...
// Java program to demonstrate the example// of booleanisLetter(Char c) method of Character classpublicclassIsLetterOfCharacterClass{publicstaticvoidmain(String[] args){// It returns true because the passing// character is a letterbooleanresult1 = Character.isLetter('a');// It returns false...
import java.util.Scanner; public class StudyTonight { public static void main(String[] args) { try { System.out.print("Enter the character: "); Scanner sc = new Scanner(System.in); char ch = sc.next().charAt(0); boolean b = Character.isLetter(ch); System.out.println(ch + " is...
This method returns true if the character is a letter or digit, false otherwise.Checking If a char is a letter or digit ExampleThe following example shows the usage of Java Character isLetterOrDigit(char ch) method. In this example, we've created two char variables and assigned them some ...