Scala Library Documentation
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scala/Symbol.scala
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case final
class
Symbol(val
name : java.lang.String)
extends
Product
Instances of Symbol
can be created easily with
Scala's built-in quote mechanism.
For instance, the Scala
term 'mysym
will invoke the constructor of the
Symbol
class in the following way:
new Symbol("mysym")
.
Method Summary | |
override def
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equals (arg0 : Any) : Boolean |
override def
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hashCode : Int |
def
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intern
: Symbol
Makes this symbol into a unique reference. If two interened symbols are equal (i.e. they have the same name) then they must be identical (wrt reference equality). |
override final def
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productArity
: Int
return k for a product
A(x_1,...,x_k)) |
override final def
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productElement
(arg0 : Int) : Any
for a case class
A(x_1,...,x_k)) , returns x_(i+1)
for 0 <= i < k |
override final def
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productPrefix
: java.lang.String
By default the empty string. Implementations may override this
method in order to prepend a string prefix to the result of the
toString methods.
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override def
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toString
: java.lang.String
Converts this symbol to a string.
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Methods inherited from Product | |
element, arity |
Methods inherited from AnyRef | |
getClass, clone, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized |
Methods inherited from Any | |
==, !=, isInstanceOf, asInstanceOf |
Method Details |
override
def
toString : java.lang.String
def
intern : Symbol
Makes this symbol into a unique reference.
If two interened symbols are equal (i.e. they have the same name) then they must be identical (wrt reference equality).
override
def
hashCode : Int
override final
def
productPrefix : java.lang.String
override final
def
productArity : Int
A(x_1,...,x_k))
A(x_1,...,x_k))
, returns x_(i+1)
for 0 <= i < k
n -
the position of the n-th elementIndexOutOfBoundsException -
Scala Library Documentation
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