StdIn

scala.io.StdIn$
object StdIn

Attributes

Source:
StdIn.scala
Graph
Supertypes
class Object
trait Matchable
class Any
Self type
StdIn.type

Members list

Concise view

Value members

Inherited methods

Reads a boolean value from an entire line of the default input.

Reads a boolean value from an entire line of the default input. Has a fairly liberal interpretation of the input.

Attributes

Returns:

the boolean value read, or false if it couldn't be converted to a boolean

Throws:

java.io.EOFException if the end of the input stream has been reached.

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readByte(): Byte

Reads a byte value from an entire line of the default input.

Reads a byte value from an entire line of the default input.

Attributes

Returns:

the Byte that was read

Throws:

java.io.EOFException if the end of the input stream has been reached.

java.lang.NumberFormatException if the value couldn't be converted to a Byte

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readChar(): Char

Reads a char value from an entire line of the default input.

Reads a char value from an entire line of the default input.

Attributes

Returns:

the Char that was read

Throws:

java.io.EOFException if the end of the input stream has been reached.

java.lang.StringIndexOutOfBoundsException if the line read from default input was empty

Inherited from:
StdIn (hidden)
Source:
StdIn.scala

Reads a double value from an entire line of the default input.

Reads a double value from an entire line of the default input.

Attributes

Returns:

the Double that was read.

Throws:

java.io.EOFException if the end of the input stream has been reached.

java.lang.NumberFormatException if the value couldn't be converted to a Float

Inherited from:
StdIn (hidden)
Source:
StdIn.scala

Reads a float value from an entire line of the default input.

Reads a float value from an entire line of the default input.

Attributes

Returns:

the Float that was read.

Throws:

java.io.EOFException if the end of the input stream has been reached.

java.lang.NumberFormatException if the value couldn't be converted to a Float

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readInt(): Int

Reads an int value from an entire line of the default input.

Reads an int value from an entire line of the default input.

Attributes

Returns:

the Int that was read

Throws:

java.io.EOFException if the end of the input stream has been reached.

java.lang.NumberFormatException if the value couldn't be converted to an Int

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readLine(text: String, args: Any*): String

Print and flush formatted text to the default output, and read a full line from the default input.

Print and flush formatted text to the default output, and read a full line from the default input. Returns null if the end of the input stream has been reached.

Attributes

args

the parameters used to instantiate the format, as in printf.

text

the format of the text to print out, as in printf.

Returns:

the string read from the default input

Inherited from:
StdIn (hidden)
Source:
StdIn.scala

Read a full line from the default input.

Read a full line from the default input. Returns null if the end of the input stream has been reached.

Attributes

Returns:

the string read from the terminal or null if the end of stream was reached.

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readLong(): Long

Reads an long value from an entire line of the default input.

Reads an long value from an entire line of the default input.

Attributes

Returns:

the Long that was read

Throws:

java.io.EOFException if the end of the input stream has been reached.

java.lang.NumberFormatException if the value couldn't be converted to a Long

Inherited from:
StdIn (hidden)
Source:
StdIn.scala

Reads a short value from an entire line of the default input.

Reads a short value from an entire line of the default input.

Attributes

Returns:

the short that was read

Throws:

java.io.EOFException if the end of the input stream has been reached.

java.lang.NumberFormatException if the value couldn't be converted to a Short

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readf(format: String): List[Any]

Reads in some structured input (from the default input), specified by a format specifier.

Reads in some structured input (from the default input), specified by a format specifier. See class java.text.MessageFormat for details of the format specification.

Attributes

format

the format of the input.

Returns:

a list of all extracted values.

Throws:

java.io.EOFException if the end of the input stream has been reached.

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readf1(format: String): Any

Reads in some structured input (from the default input), specified by a format specifier, returning only the first value extracted, according to the format specification.

Reads in some structured input (from the default input), specified by a format specifier, returning only the first value extracted, according to the format specification.

Attributes

format

format string, as accepted by readf.

Returns:

The first value that was extracted from the input

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readf2(format: String): (Any, Any)

Reads in some structured input (from the default input), specified by a format specifier, returning only the first two values extracted, according to the format specification.

Reads in some structured input (from the default input), specified by a format specifier, returning only the first two values extracted, according to the format specification.

Attributes

format

format string, as accepted by readf.

Returns:

A scala.Tuple2 containing the first two values extracted

Inherited from:
StdIn (hidden)
Source:
StdIn.scala
def readf3(format: String): (Any, Any, Any)

Reads in some structured input (from the default input), specified by a format specifier, returning only the first three values extracted, according to the format specification.

Reads in some structured input (from the default input), specified by a format specifier, returning only the first three values extracted, according to the format specification.

Attributes

format

format string, as accepted by readf.

Returns:

A scala.Tuple3 containing the first three values extracted

Inherited from:
StdIn (hidden)
Source:
StdIn.scala