Photoshop Script: Update all Linked Smart Objects in a Folder of PSD files

updateAllLinkedSmartObjectsInFolder.jsx

var folderPath = "/c/Users/Adam/Projects/myproject" 

    //var inputFolder = Folder.selectDialog ("Select the folder that contains the files for export:");
    var inputFolder = Folder(folderPath);
    var files = inputFolder.getFiles (/\.(psd)$/i);

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

        var f = files[i];
        var doc = app.open (f);

        try{
            var desc = new ActionDescriptor();
            executeAction( app.stringIDToTypeID('placedLayerUpdateAllModified'), desc, DialogModes.NO );
        } catch(e) {}

        doc.save ();
        doc.close ();

    }