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rfadatare
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Added String examples
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‎src/main/java/com/javaguides/strings/convertions/ConvertBooleanToStringExamples.java

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package com.javaguides.strings.convertions;
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/**
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* Class to Convert Double To String Example
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* @author javaguides.net
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*
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*/
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public class ConvertBooleanToStringExamples {
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public static void main(String[] args) {
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/*
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* Method 1: using valueOf() method of String class.
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*/
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boolean flag = true;
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String strBoolean = String.valueOf(flag);
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System.out.println("Convert boolean to string using valueOf method ::" + strBoolean);
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/*
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* Method 2: using toString() method of Boolean class
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*/
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String strBoolean1 = Boolean.toString(flag);
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System.out.println("Convert boolean to string using Boolean.toString method ::" + strBoolean1);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/ConvertByteToStringExamples.java

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package com.javaguides.strings.convertions;
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/**
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* Class to Convert Byte To String Example
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* @author javaguides.net
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*
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*/
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public class ConvertByteToStringExamples {
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public static void main(String[] args) {
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/*
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* Method 1: using valueOf() method of String class.
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*/
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byte b = 10;
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String strByte = String.valueOf(b);
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System.out.println("Convert byte to string using valueOf method ::" + strByte);
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/*
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* Method 2: using toString() method of Byte class
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*/
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String strByte1 = Byte.toString(b);
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System.out.println("Convert Byte to String using Byte.toString method ::" + strByte1);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/ConvertCharacterToStringExample.java

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package com.javaguides.strings.convertions;
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/**
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* Program to convert char to string
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* @author javaguides.net
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*
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*/
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public class ConvertCharacterToStringExample {
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public static void main(String[] args) {
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/* Method 1: using valueOf() method
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* of String class.
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*/
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char c = 'a';
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String charStr = String.valueOf(c);
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System.out.println("Convert char to string using valueOf method ::" + charStr);
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/* Method 2: using toString() method
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* of Character class
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*/
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String charStr1 = Character.toString(c);
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System.out.println("Convert char to string using Character.toString method ::" + charStr1);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/ConvertDoubleToStringExample.java

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package com.javaguides.strings.convertions;
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import java.text.DecimalFormat;
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/**
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* ConvertDoubleToStringExample
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* @author javaguides.net
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*
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*/
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public class ConvertDoubleToStringExample {
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public static void main(String[] args) {
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// Convert using Double.toString(int)
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double numDouble = 100.25;
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String doubleAsString = Double.toString(numDouble);
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System.out.println("Convert using Double.toString(int) -> " + doubleAsString);
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// Convert using String.valueOf(int)
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String doubleAsString1 = String.valueOf(numDouble);
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System.out.println("Convert using String.valueOf(int) -> " + doubleAsString1);
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// Convert using new Double(int).toString()
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Double doubleInstance = new Double(numDouble);
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String doubleAsString2 = doubleInstance.toString();
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System.out.println("Convert using new Double(int).toString() -> " + doubleAsString2);
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// Convert using String.format()
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String numberAsString3 = String.format ("%f", numDouble);
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System.out.println("Convert using String.format() -> " + numberAsString3);
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// Convert using DecimalFormat
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double numDouble1 = 12345.10;
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DecimalFormat decimalFormat = new DecimalFormat("#");
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String numberAsString4 = decimalFormat.format(numDouble1);
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System.out.println(doubleAsString);
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System.out.println("Convert using DecimalFormat -> " + numberAsString4);
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// Convert using StringBuffer Example
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StringBuffer stringBuffer = new StringBuffer();
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stringBuffer.append(numDouble);
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String numberAsString5 = stringBuffer.toString();
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System.out.println("Convert using StringBuffer Example -> " + numberAsString5);
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// Convert using StringBuilder Example
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StringBuilder sbBuilder = new StringBuilder();
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sbBuilder.append(numDouble);
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String numberAsString6 = sbBuilder.toString();
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System.out.println("Convert using StringBuilder Example -> " + numberAsString6);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/ConvertFloatToStringExample.java

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package com.javaguides.strings.convertions;
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import java.text.DecimalFormat;
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/**
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* Class to convert float to string examples.
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* @author javaguides.net
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*
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*/
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public class ConvertFloatToStringExample {
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public static void main(String[] args) {
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// Convert using Float.toString(int)
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float f = 100.25f;
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String floatAsString = Float.toString(f);
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System.out.println("Convert using Float.toString(int) -> " + floatAsString);
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// Convert using String.valueOf(int)
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String floatAsString1 = String.valueOf(f);
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System.out.println("Convert using String.valueOf(int) -> " + floatAsString1);
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// Convert using new Integer(int).toString()
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Float floatInstance = new Float(f);
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String floatAsString2 = floatInstance.toString();
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System.out.println("Convert using new Long(int).toString() -> " + floatAsString2);
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// Convert using String.format()
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String floatAsString3 = String.format("%f", f);
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System.out.println("Convert using String.format() -> " + floatAsString3);
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// Convert using DecimalFormat
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double numDouble1 = 12345.10;
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DecimalFormat decimalFormat = new DecimalFormat("#");
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String floatAsString4 = decimalFormat.format(numDouble1);
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System.out.println("Convert using DecimalFormat -> " + floatAsString4);
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// Convert using StringBuffer Example
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StringBuffer stringBuffer = new StringBuffer();
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stringBuffer.append(f);
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String floatAsString5 = stringBuffer.toString();
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System.out.println("Convert using StringBuffer Example -> " + floatAsString5);
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// Convert using StringBuilder Example
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StringBuilder sbBuilder = new StringBuilder();
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sbBuilder.append(f);
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String floatAsString6 = sbBuilder.toString();
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System.out.println("Convert using StringBuilder Example -> " + floatAsString6);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/ConvertIntegerToStringExample.java

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package com.javaguides.strings.convertions;
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import java.text.DecimalFormat;
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/**
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* ConvertIntegerToStringExample
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* @author javaguides.net
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*
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*/
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public class ConvertIntegerToStringExample {
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public static void main(String[] args) {
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// Convert using Integer.toString(int)
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int number = 100;
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String numberAsString = Integer.toString(number);
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System.out.println("Convert using Integer.toString(int) -> " + numberAsString);
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// Convert using String.valueOf(int)
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String numberAsString1 = String.valueOf(number);
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System.out.println("Convert using String.valueOf(int) -> " + numberAsString1);
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// Convert using new Integer(int).toString()
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String numberAsString2 = new Integer(number).toString();
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System.out.println("Convert using new Integer(int).toString() -> " + numberAsString2);
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//Convert using String.format()
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String numberAsString3 = String.format ("%d", number);
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System.out.println("Convert using String.format() -> " + numberAsString3);
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// Convert using DecimalFormat
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int number1 = 12345;
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DecimalFormat decimalFormat = new DecimalFormat("#");
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String numberAsString4 = decimalFormat.format(number1);
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System.out.println(numberAsString);
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System.out.println("Convert using DecimalFormat -> " + numberAsString4);
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// Convert using StringBuffer Example
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StringBuffer stringBuffer = new StringBuffer();
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stringBuffer.append(number);
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String numberAsString5 = stringBuffer.toString();
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System.out.println("Convert using StringBuffer Example -> " + numberAsString5);
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// Convert using StringBuilder Example
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StringBuilder sbBuilder = new StringBuilder();
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sbBuilder.append(number);
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String numberAsString6 = sbBuilder.toString();
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System.out.println("Convert using StringBuilder Example -> " + numberAsString6);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/ConvertLongToStringExample.java

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package com.javaguides.strings.convertions;
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import java.text.DecimalFormat;
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/**
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* ConvertLongToStringExample
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* @author javaguides.net
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*
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*/
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public class ConvertLongToStringExample {
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public static void main(String[] args) {
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// Convert using Long.toString(int)
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long number = 100L;
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String numberAsString = Long.toString(number);
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System.out.println("Convert using Long.toString(int) -> " + numberAsString);
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// Convert using String.valueOf(int)
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String numberAsString1 = String.valueOf(number);
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System.out.println("Convert using String.valueOf(int) -> " + numberAsString1);
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// Convert using new Integer(int).toString()
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Long longInstance = new Long(number);
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String numberAsString2 = longInstance.toString();
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System.out.println("Convert using new Long(int).toString() -> " + numberAsString2);
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// Convert using String.format()
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String numberAsString3 = String.format("%d", number);
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System.out.println("Convert using String.format() -> " + numberAsString3);
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// Convert using DecimalFormat
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long number1 = 12345L;
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DecimalFormat decimalFormat = new DecimalFormat("#");
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String numberAsString4 = decimalFormat.format(number1);
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System.out.println(numberAsString);
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System.out.println("Convert using DecimalFormat -> " + numberAsString4);
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// Convert using StringBuffer Example
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StringBuffer stringBuffer = new StringBuffer();
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stringBuffer.append(number);
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String numberAsString5 = stringBuffer.toString();
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System.out.println("Convert using StringBuffer Example -> " + numberAsString5);
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// Convert using StringBuilder Example
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StringBuilder sbBuilder = new StringBuilder();
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sbBuilder.append(number);
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String numberAsString6 = sbBuilder.toString();
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System.out.println("Convert using StringBuilder Example -> " + numberAsString6);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/ConvertShortToStringExample.java

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package com.javaguides.strings.convertions;
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/**
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* Class to Convert Short To String Example
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* @author javaguides.net
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*
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*/
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public class ConvertShortToStringExample {
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public static void main(String[] args) {
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/*
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* Method 1: using valueOf() method of String class.
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*/
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short s = 10;
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String shortStr = String.valueOf(s);
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System.out.println("Convert short to string using valueOf method ::" + shortStr);
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/*
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* Method 2: using toString() method of Short class
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*/
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String shortStr1 = Short.toString(s);
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System.out.println("Convert short to string using Short.toString method ::" + shortStr1);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/fromstring/ConvertStringToBooleanExamples.java

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package com.javaguides.strings.convertions.fromstring;
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/**
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* ConvertStringToBooleanExamples
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* @author javaguides.net
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*
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*/
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public class ConvertStringToBooleanExamples {
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public static void main(String[] args) {
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// Convert using Long.parseLong()
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String numberAsString = "true";
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boolean b = Boolean.parseBoolean(numberAsString);
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System.out.println("Convert using Boolean.parseBoolean() :: " + b);
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// Convert using Boolean.valueOf()
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boolean b1 = Boolean.valueOf(numberAsString);
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System.out.println("Convert using Boolean.valueOf() :: " + b1);
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// Convert using new Long(String).longValue()
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Boolean longObject = new Boolean(numberAsString);
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boolean b3 = longObject.booleanValue();
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System.out.println("Convert using new Long(String).longValue() :: " + b3);
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}
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}

‎src/main/java/com/javaguides/strings/convertions/fromstring/ConvertStringToByteExamples.java

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package com.javaguides.strings.convertions.fromstring;
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import java.text.DecimalFormat;
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import java.text.ParseException;
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/**
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* ConvertStringToByteExamples
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* @author javaguides.net
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*
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*/
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public class ConvertStringToByteExamples {
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public static void main(String[] args) {
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// Convert using IByte.parseByte
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String numberAsString = "100";
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byte number = Byte.parseByte(numberAsString);
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System.out.println("Convert using Byte.parseByte() : " + number);
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// Convert using Byte.valueOf()
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byte number1 = Byte.valueOf(numberAsString);
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System.out.println("Convert using Byte.valueOf() : " + number1);
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// Convert using new Integer(String).intValue()
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byte number2 = new Byte(numberAsString).byteValue();
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System.out.println("Convert using new Byte(String).intValue() : " + number2);
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// Convert using DecimalFormat
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DecimalFormat decimalFormat = new DecimalFormat("#");
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try {
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byte number3 = decimalFormat.parse(numberAsString).byteValue();
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System.out.println("Convert using DecimalFormat : " + number3);
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} catch (ParseException e) {
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System.out.println(numberAsString + " is not a valid number.");
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}
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}
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}

‎src/main/java/com/javaguides/strings/convertions/fromstring/ConvertStringToCharacterExamples.java

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package com.javaguides.strings.convertions.fromstring;
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public class ConvertStringToCharacterExamples {
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public static void main(String[] args) {
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}
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}

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