Value.objectDefinePropertyData

void objectDefinePropertyData(string propertyName,  javascriptcore.types.ValuePropertyFlags flags,  javascriptcore.value.Value propertyValue =  null)

Define or modify a property with property_name in object referenced by value. This is equivalent to JavaScript <function>Object.defineProperty()</function> when used with a data descriptor.

Parameters

`propertyName`	the name of the property to define
`flags`	#JSCValuePropertyFlags
`propertyValue`	the default property value