- Java.io package classes
- Java.io - Home
- Java.io - BufferedInputStream
- Java.io - BufferedOutputStream
- Java.io - BufferedReader
- Java.io - BufferedWriter
- Java.io - ByteArrayInputStream
- Java.io - ByteArrayOutputStream
- Java.io - CharArrayReader
- Java.io - CharArrayWriter
- Java.io - Console
- Java.io - DataInputStream
- Java.io - DataOutputStream
- Java.io - File
- Java.io - FileDescriptor
- Java.io - FileInputStream
- Java.io - FileOutputStream
- Java.io - FilePermission
- Java.io - FileReader
- Java.io - FileWriter
- Java.io - FilterInputStream
- Java.io - FilterOutputStream
- Java.io - FilterReader
- Java.io - FilterWriter
- Java.io - InputStream
- Java.io - InputStreamReader
- Java.io - LineNumberInputStream
- Java.io - LineNumberReader
- Java.io - ObjectInputStream
- Java.io - ObjectInputStream.GetField
- Java.io - ObjectOutputStream
- io - ObjectOutputStream.PutField
- Java.io - ObjectStreamClass
- Java.io - ObjectStreamField
- Java.io - OutputStream
- Java.io - OutputStreamWriter
- Java.io - PipedInputStream
- Java.io - PipedOutputStream
- Java.io - PipedReader
- Java.io - PipedWriter
- Java.io - PrintStream
- Java.io - PrintWriter
- Java.io - PushbackInputStream
- Java.io - PushbackReader
- Java.io - RandomAccessFile
- Java.io - Reader
- Java.io - SequenceInputStream
- Java.io - SerializablePermission
- Java.io - StreamTokenizer
- Java.io - StringBufferInputStream
- Java.io - StringReader
- Java.io - StringWriter
- Java.io - Writer
- Java.io package extras
- Java.io - Interfaces
- Java.io - Exceptions
- Java.io package Useful Resources
- Java.io - Discussion
Java.io.Console.readLine() Method
Description
The java.io.Console.reader() method reads a single line of text from the console.
Declaration
Following is the declaration for java.io.Console.readLine() method −
public String readLine()
Parameters
NA
Return Value
This method returns the string containing the line read from the console, not including any line termination character, or null if an end of the stream has been reached.
Exception
IOError − If an I/O error occurs.
Example
The following example shows the usage of java.io.Console.readLine() method.
package com.tutorialspoint; import java.io.Console; public class ConsoleDemo { public static void main(String[] args) { Console cnsl = null; String name = null; try { // creates a console object cnsl = System.console(); // if console is not null if (cnsl != null) { // read line from the user input name = cnsl.readLine("Name: "); // prints System.out.println("Name entered : " + name); } } catch(Exception ex) { // if any error occurs ex.printStackTrace(); } } }
Let us compile and run the above program, this will produce the following result −
Name: Master Programmer Name entered : Master Programmer
java_io_console.htm
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