Java provides some packages & methods to work with the string. Using these methods, the string can be converted into different formats as it is needed depending on the requirement. Java string class has a method toLowerCase() to convert the string into lowercase. String class in java provides...
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...
Let’s see in the following example how to convertDate()to lower case: varnormalDate=newDate();varlowerCaseDate=newDate().toString().toLowerCase();console.log('Normal Date Format > '+normalDate);console.log('Lower Case Date Format > '+lowerCaseDate); ...
String S1 = “This is only a” + “ simple” + “ test”; StringBuffer Sb = new StringBuilder(“This is only a”).append(“ simple”).append(“ test”); 你会很惊讶的发现,生成 String S1 对象的速度简直太快了,而这个时候 StringBuffer 居然速度上根本一点都不占优势。其实这是 JVM 的一个...
In this Java tutorial, you will learn How to Find Maximum Occurrence of Words from given Text File? Here is a logic for getting top element: Create a
(c);// Find last index of a char in stringintd=StringUtils.lastIndexOf("delftstack",'t');System.out.println(d);// Lowercase stringval=StringUtils.lowerCase("DELFSTACK");System.out.println(val);// Repeat stringval=StringUtils.repeat("DELF",2);System.out.println(val);// Reverse string...
we have autoboxing in Java, both method can use for parsing String to create long values. In thelast article, you have learnedhow to convert a Long value to a String in Java,and in this tutorial, you will learn the opposite, i.e.how to parse a String to a long value in Java. ...
On the reverse side also there are three main ways to convert a double variable to String in Java String concatenation Double.toString()method String.valueOf()method The first one is very simple, just use the + operator with an empty String and a double variable and you will get an equiva...
console.log(upperCase.toLowerCase() === lowerCase.toLowerCase()); // true Using localeCompare() Method When you need more sophisticated string comparison that respects language-specific rules, thelocaleCompare()method is your friend: const a = "apple"; ...
String str = "how to do in java !! a java blog !!"; Assertions.assertEquals("how to do in scala !! a scala blog !!", str.replaceAll("java", "scala")); 2.2. Remove All Whitespaces The following Java program replaces all occurrences of whitespaces in a string with an empty strin...