Package org.mozilla.javascript
Class Undefined
- java.lang.Object
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- org.mozilla.javascript.Undefined
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- All Implemented Interfaces:
java.io.Serializable
public class Undefined extends java.lang.Object implements java.io.Serializable
This class implements the Undefined value in JavaScript.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description static java.lang.Object
instance
static Scriptable
SCRIPTABLE_UNDEFINED
private static long
serialVersionUID
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Constructor Summary
Constructors Modifier Constructor Description private
Undefined()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
equals(java.lang.Object obj)
int
hashCode()
static boolean
isUndefined(java.lang.Object obj)
java.lang.Object
readResolve()
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Field Detail
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serialVersionUID
private static final long serialVersionUID
- See Also:
- Constant Field Values
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instance
public static final java.lang.Object instance
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SCRIPTABLE_UNDEFINED
public static final Scriptable SCRIPTABLE_UNDEFINED
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Method Detail
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readResolve
public java.lang.Object readResolve()
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equals
public boolean equals(java.lang.Object obj)
- Overrides:
equals
in classjava.lang.Object
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hashCode
public int hashCode()
- Overrides:
hashCode
in classjava.lang.Object
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isUndefined
public static boolean isUndefined(java.lang.Object obj)
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