Export JPEG script – include suffix
I have an existing script that exports jpegs. I am wondering if it is possible to add some lines to it so that it exports with the suffix 'Page size' and then 'px'. Any help with this would be greatly appreciated, thanks.

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var doc = app.activeDocument;
var myFolder = doc.filePath;
var jpg_name = doc.name.replace(/.indd$/i, “”);
for(var p = 0; p < app.documents[0].pages.length; p++) {
var myPageName = doc.pages[p].name;
// Set JPEG export preferences
app.jpegExportPreferences.properties = {
antiAlias: true,
embedColorProfile: true,
exportResolution: 72,
// exportingSpread: true, // Uncomment if spreads
jpegColorSpace: JpegColorSpaceEnum.rgb,
jpegExportRange: ExportRangeOrAllPages.exportRange,
jpegQuality: JPEGOptionsQuality.maximum,
jpegRenderingStyle: JPEGOptionsFormat.baselineEncoding,
useDocumentBleeds: false,
simulateOverprint: false,
pageString: myPageName,
}
doc.exportFile(ExportFormat.jpg, File(myFolder +”/”+ jpg_name +” “+myPageName+ “.jpg”), false);
}
alert(“Done Exporting jpg’s!”);
