Read also: Initialize 2D array in java How to declare and initialize String array in java There are multiple ways to declare and initialize array in java. Using new operator We can declare and initialize array
package com.journaldev.util; import java.util.Arrays; import java.util.regex.Pattern; public class StringToArrayExample { /** * This class shows how to convert String to String Array in Java * @param args */ public static void main(String[] args) { String line = "My name is Pankaj";...
Convert String to Int Array Using Java 8 Stream Library In the below program, first, we have taken the Arrays.stream() function. To provide a stream to this, we have used the substring() method of the String class, which takes the first and last index parameters. Over the returned Strin...
In this tutorial, you’ll use achararray to store a password securely. This is a common use case for arrays. Achararray is a better choice thanStringfor storing a password because aStringobject is immutable—that is, it cannot be overridden. So even though you might no longer need a pa...
java import java.util.Arrays; import java.util.List; import java.util.stream.Collectors; public class Main { public static void main(String[] args) { String[] stringArray = {"apple", "banana", "cherry"}; List<String> stringList = Arrays.stream(stringArray).collect(Collectors.toLi...
lineSeparator())); // print string System.out.println(contents); } catch (IOException ex) { ex.printStackTrace(); } 4. Using Files.readAllBytes() Method In Java 7 or higher, you can also use Files.readAllBytes() to read a file into an array of bytes. Later, you can convert the...
The following code shows how to read a small file using the newFilesclass: @Test public void whenReadSmallFileJava7_thenCorrect() throws IOException { String expected_value = "Hello, world!"; Path path = Paths.get("src/test/resources/fileTest.txt"); ...
String 's get bytes method can be used to convert String to byte array in java, You can also specify charset format by using getBytes(charsetName)
String[]to Convert String to String Arrays in Java Another approach to achieve this conversion is by using simply string index[]. Example Codes: importjava.util.Arrays;publicclassSimpleTesting{publicstaticvoidmain(String[]args){String stringArray="converted string";String[]ab=newString[]{stringArra...
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...