Export Illustrator layers to SVG files

ExportLayersToSVG.jsx

var doc = app.activeDocument;

try {
  if (app.documents.length > 0) {
    var exportOpts = new ExportOptionsSVG();

    if (doc.saved == false) {
      doc.save();
    }

    for (i = 0; i < doc.layers.length; i++) {
      if (doc.layers[i].locked == false) {
        doc.layers[i].visible = false;
      }
    }

    fullDocName = doc.fullName;
    var param = doc.name.split('.');
    realDocName = param[0];

    for (i = 0; i < doc.layers.length; i++) {
      if (i - 1 < 0) {
        doc.layers[i].visible = true;
      } else {
        doc.layers[i - 1].visible = false;
        doc.layers[i].visible = true;
      }

      if (doc.layers[i].locked == false) {
        docName = realDocName + doc.layers[i].name + ".svg";
        var targetFile = new File(doc.path + "/" + docName);
        doc.exportFile(targetFile, ExportType.SVG, exportOpts);
      }
    }

    doc.close(SaveOptions.DONOTSAVECHANGES);
    doc = null;
    app.open(fullDocName);
  }
} catch (e) {
  alert(e.message, "Script Alert", true);
}