Read floating point number user input in java

Complete source code below, will show you how to wait and read floating point number user input in command prompt.

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COMPLETE SOURCE CODE FOR : ReadFloatingPointNumberUserInput.java
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import java.util.Scanner;

public class ReadFloatingPointNumberUserInput
{
public static void main(String[]args)
{
 try
 {
  //Create a scanner object
  //Scanner is a predefined class in java that will be use to scan text
  //System.in is mean, we will receive input from standard input stream
  Scanner readUserInput=new Scanner(System.in);

  //Print into command prompt(Put a floating point number : )
  System.out.print("Put a floating point number : ");

  //Wait and READ FLOATING POINT NUMBER from user input after user hit 'Enter'
  float myPointNumber=readUserInput.nextFloat();

  //Print what store in myPointNumber
  System.out.println("My floating point number is : "+myPointNumber);
 }
 catch(Exception exception)
 {
  //Error that will be print if user put other than floating point number
  System.out.println("Hey !!! Don't put other than floating point number");
 }
}
}

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Read integer user input in java

Complete source code below, will show you how to wait and read integer user input in command prompt.

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COMPLETE SOURCE CODE FOR : ReadIntegerUserInput.java
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import java.util.Scanner;

public class ReadIntegerUserInput
{
public static void main(String[]args)
{
 try
 {
  //Create a scanner object
  //Scanner is a predefined class in java that will be use to scan text
  //System.in is mean, we will receive input from standard input stream
  Scanner readUserInput=new Scanner(System.in);

  //Print into command prompt(What is your age ?)
  System.out.println("What is your age ?");

  //Wait and READ INTEGER INPUT from user after user hit 'Enter'
  int myAge=readUserInput.nextInt();

  //Print what store in myAge
  System.out.println("Your age is : "+myAge);
 }
 catch(Exception exception)
 {
  //Error that will be print if user put other than number include
  //point number
  System.out.println("Hey !!! Don't put other than number");
 }
}
}

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Read a word user input in java

Complete source code below, will show you how to wait and read only a word from user input in command prompt.

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COMPLETE SOURCE CODE FOR : ReadOneWordUserInput.java
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import java.util.Scanner;

public class ReadOneWordUserInput
{
public static void main(String[]args)
{
 //Create a scanner object
 //Scanner is a predefined class in java that will be use to scan text
 //System.in is mean, we will receive input from standard input stream
 Scanner readUserInput=new Scanner(System.in);

 //Print into command prompt(What is your gender ?)
 //Print into command prompt(Female/Male)
 System.out.println("What is your gender ?\nFemale/Male");

 //Wait and READ A WORD from user input after user hit 'Enter'
 //Method next() in class scanner will read only first word in user input
 //So, second word that seperate by space will be ignore.
 String myGender=readUserInput.next();

 //Print what store in myGender
 System.out.println(myGender);
}
}

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Read text user input in java

Complete source code below, will show you how to wait and read text user input in command prompt.

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COMPLETE SOURCE CODE FOR : ReadTextUserInput.java
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import java.util.Scanner;

public class ReadTextUserInput
{
public static void main(String[]args)
{
 //Create a scanner object
 //Scanner is a predefined class in java that will be use to scan text
 //System.in is mean, we will receive input from standard input stream
 Scanner readUserInput=new Scanner(System.in);

 //Print into command prompt(What is your name ?)
 System.out.println("What is your name ?");

 //Wait and READ TEXT INPUT from user after user hit 'Enter'
 String myName=readUserInput.nextLine();

 //Print what store in myName
 System.out.println(myName);
}
}

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Wait user input in java

Complete source code below will show you, how to wait for user input in command prompt.
Input is a line of text.

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COMPLETE SOURCE CODE FOR : WaitUserInput.java
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import java.util.Scanner;

public class WaitUserInput
{
public static void main(String[]args)
{
 //Create a scanner object
 //Scanner is a predefined class in java that will be use to scan text
 //System.in is mean, we will receive input from standard input stream
 Scanner readUserInput=new Scanner(System.in);

 //Print into command prompt(What is your name ?)
 System.out.println("What is your name ?");

 //WAIT FOR USER INPUT
 //After user put it's name, he or she must press 'Enter'
 //After user press 'Enter', all the input contents will read into 'myName'
 String myName=readUserInput.nextLine();

 //Print what it store in myName
 System.out.println(myName);
}
}

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User input in java

Ok, now i share with you how you can handle user input in java.

>>Receive user input from command line

• Wait for user input


• Read text user input in java


• Read a word user input in java


• Read integer input in java


• Read floating point number user input in java

>>Receive user input from input box

• Create simple input box in java

>>Receive user input from text field

• Get JTextField text
  

>>Receive user input from text area

• Get JTextArea text