Class JSUndefined

java.lang.Object

org.graalvm.webimage.api.JSValue

org.graalvm.webimage.api.JSUndefined

public final class JSUndefined
extends JSValue

Java representation of the JavaScript undefined value.

Method Summary

Modifier and Type	Method	Description
static JSUndefined	instance()
boolean	isUndefined()	Checks whether this is the JavaScript undefined value.
protected String	stringValue()
String	typeof()

Methods inherited from class JSValue

as, asBigInteger, asBoolean, asBooleanArray, asByte, asByteArray, asChar, asCharArray, asDouble, asDoubleArray, asFloat, asFloatArray, asInt, asIntArray, asLong, asLongArray, asShort, asShortArray, asString, checkedCoerce, isUndefined, toString, undefined

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Details

instance

public static JSUndefined instance()

isUndefined

public boolean isUndefined()

Description copied from class: JSValue

Checks whether this is the JavaScript undefined value.

Overrides:

isUndefined in class JSValue

typeof

public String typeof()

Specified by:

typeof in class JSValue

stringValue

protected String stringValue()

Specified by:

stringValue in class JSValue