Various examples of the library to include and exclude properties as a given JSON object.
var JsonPropertyFilter = require("json-property-filter");
var source = {
"firstName": "John",
"lastName": "Smith",
"age": 25,
"address": {
"streetAddress": "21 2nd Street",
"city": "New York",
"state": "NY",
"postalCode": "10021"
},
"phoneNumber":[
{
"type": "home",
"number": "212 555-1234"
},
{
"type": "fax",
"number": "646 555-4567"
}
],
"gender": {
"type": "male"
}
};
Include all properties.
var filter = new JsonPropertyFilter.JsonPropertyFilter(["**"]);
filter.apply(source);
Include root properties.
var filter = new JsonPropertyFilter.JsonPropertyFilter(["*"]);
filter.apply(source);
Include specific properties.
var filter = new JsonPropertyFilter.JsonPropertyFilter(["firstName", "lastName", "phoneNumber.number"]);
filter.apply(source);
Include all properties, but remove "firstName" and "lastName" properties.
var filter = new JsonPropertyFilter.JsonPropertyFilter(["**", "-firstName", "-lastName"]);
filter.apply(source);
Include "phoneNumber" property, but remove "number" property.
var filter = new JsonPropertyFilter.JsonPropertyFilter(["phoneNumber", "-phoneNumber.number"]);
filter.apply(source);
Exclude "gender" and "phoneNumber" properties.
var filter = new JsonPropertyFilter.JsonPropertyFilter(["-age", "-phoneNumber", "-gender"]);
filter.apply(source);
Exclude root properties of "address" property.
var filter = new JsonPropertyFilter.JsonPropertyFilter(["-address.*"]);
filter.apply(source);
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