Interface JSFunctionFunctions

All Superinterfaces:

JSObjectFunctions

All Known Subinterfaces:

JS5FunctionFunctions

All Known Implementing Classes:

JS5Function, JSFunction

public interface JSFunctionFunctions
extends JSObjectFunctions

Method Summary

Modifier and Type	Method	Description
JSObject	apply(JSObject thisObject, JSArray argArray)	function apply (thisObject, argArray) invoke a function as a method of an object.
JSObject	call(JSObject thisObject, JSObject args)	function call (thisObject, args) invoke a function as a method of an object

Methods inherited from interface JSObjectFunctions

hasOwnProperty, isPrototypeOf, propertyIsEnumerable, toLocaleString, toString, valueOf

Method Details

apply

JSObject apply(JSObject thisObject,
 JSArray argArray)

function apply (thisObject, argArray) invoke a function as a method of an object.

Example

//Apply the default  Object.toString() method to an object that
//overrides it with its own version of the method
Object.prototype.toString().apply(o);

Parameters:

thisObject - The object to which the function is applied.

argArray - An array of arguments to be passed to function

Returns:

Whatever value is returned by function

Since:

Standard ECMA-262 3rd. Edition, Level 2 Document Object Model Core Definition.

See Also:

• Function

call

JSObject call(JSObject thisObject,
 JSObject args)

function call (thisObject, args) invoke a function as a method of an object

Example

//Call the default  Object.toString() method to an object that
//overrides it with its own version of the method
Object.prototype.toString().call(o);

Parameters:

thisObject - The object to which the function is applied.

args - An array of arguments to be passed to function

Returns:

Whatever value is returned by function

Since:

Standard ECMA-262 3rd. Edition, Level 2 Document Object Model Core Definition.

See Also:

• Function