13chagne-lwt-to-lwt-food-science-and-technology-in-publication-title.js

var fieldName = "publicationTitle";
var oldValue = "LWT";
var newValue = "LWT-Food Science and Technology";
 
var fieldID = Zotero.ItemFields.getID(fieldName);
var s = new Zotero.Search();
s.libraryID = ZoteroPane.getSelectedLibraryID();
s.addCondition(fieldName, 'is', oldValue);
var ids = await s.search();
if (!ids.length) {
    return "No items found";
}
await Zotero.DB.executeTransaction(async function () {
    for (let id of ids) {
        let item = await Zotero.Items.getAsync(id);
        let mappedFieldID = Zotero.ItemFields.getFieldIDFromTypeAndBase(item.itemTypeID, fieldName);
        item.setField(mappedFieldID ? mappedFieldID : fieldID, newValue);
        await item.save();
    }
});
return ids.length + " item(s) updated";