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Create Logic With JSON, Unlocking New Possibilities

Expry enables the creation of expressions through JSON syntax. Tap into JSON's powerful features and develop logic in new and different ways.

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const expression = {
  name: { $concat: ["$name", " ", "$surname"] },
  mostFavouriteSports: {
    $filter: {
      input: "$sports",
      as: "sport",
      cond: { $gt: ["$$sport.rating", 8] },
    },
  },
};
const variables = {
  name: "John",
  surname: "Doe",
  sports: [
    { name: "football", rating: 9 },
    { name: "basketball", rating: 10 },
    { name: "tennis", rating: 5 },
    { name: "swimming", rating: 7 },
  ],
};
{
  "name": "John Doe",
  "mostFavouriteSports": [
    { "name": "football", "rating": 9 },
    { "name": "basketball", "rating": 10 }
  ]
}