/*

	This example demonstrates how to access and work with the list of attributes

	(stored in a ValueMap object) in JScript. When using JScript, you have to

	be careful to convert the safearrays returned by the Names and Values properties

	to JScript native arrays before you can work with them.

*/

NewScene("", false);

// Get the first ShaderDef in the system

var oShaderDef = Application.ShaderDefinitions(0);

// Get its attributes 

var oAttribs = oShaderDef.Attributes;

// Convert the list of names (keys) to a native JScript array

var vbaAttribNames = new VBArray(oAttribs.Names);

var aAttribNames = vbaAttribNames.toArray();

// Print number of elements in this value map and then its values

Application.LogMessage("Found " + aAttribNames.length + " attribute(s) on " + oShaderDef.ProgID);

for (var i=0; i<aAttribNames.length; i++) {

	var vKey = aAttribNames[i];

	Application.LogMessage("Attribute["+i+"] has key,value: "+vKey+", "+oAttribs.Get(vKey));

}

// Expected output:

// INFO : Found 1 attribute(s) on mentalray.misss_physical_phen.1.0

// INFO : Attribute[0] has key,value: shaderlocation, 0

//