}elseif(Character.compare(a,b)<0){ System.out.println("a is less than b"); }else System.out.println("Both are equal"); } } Output a is less than b Recommended read Find duplicate characters in String Add character to String in java ...
import java.util.Scanner; //in main method create an object of Scanner Scanner sc = new Scanner(System.in); //Read input and assign it to a variable of type String str = sc.nextLine(); //or int i = sc.nextInt(); System.out.print(str); ...
In this method of comparing characters in Java, we use regular expressions to check if the character is a lower case alphabet or not. We will use thematched()method that can be used with strings. We have a character that needs to be converted to a string using thematches()method. Thus...
isDigit(): true if the argument is a digit (0 to 9), and false otherwise. public class MainClass { public static void main(String[] args) { char symbol = 'A'; /*w w w . j a v a 2s . co m*/ if (Character.isDigit(symbol)) { System.out.println("true"); }else{ ...
Home Question how to check if string contains '+' character You need this instead:if(s.contains("+")) contains() method of String class does not take regular expression as a parameter, it takes normal text.EDIT:String s = "ddjdjdj+kfkfkf"; if(s.contains("+")) { String parts[] ...
In JavaScript, there is no built-in function to check if every character in a given string is in uppercase format or not. So, we have to implement our function. Here, we will create a function calledisUpperCase(), an anonymous arrow function, to tell us whether all the characters in a...
Below are the steps to check if string is numeric in Java: In the first step, we will take a string variable namedstrand store any value in it. In the second step, We will take a boolean variable namedstr_numericwhich stores Boolean values liketrueorfalse. Let us suppose that a given...
import java.lang.*; public class ConvertCharArrayToStringPrg { public static void main(String []args) { // declare String object String str=""; // declare character array char [] chrArr= new char[]{'H','e','l','l','o'}; // convert char array to string str= new String(chr...
How to scan character in java plz reply me javascannercharacterchar 6th Dec 2018, 4:24 PM Ronak Paul2 Answers Sort by: Votes Answer + 11 Please,😊 Specifying your question correctly! Use the search bar! https://www.sololearn.com/post/10362/?ref=app Please, read our guidelines: https:...
Few Java examples to show you how to check if a String is numeric. 1. Character.isDigit() Convert a String into achararray and check it withCharacter.isDigit() NumericExample.java packagecom.mkyong;publicclassNumericExample{publicstaticvoidmain(String[] args){ ...