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| let room = { | |
| number: 23 | |
| }; | |
| let meetup = { | |
| title: "Conference", | |
| occupiedBy: [{name: "John"}, {name: "Alice"}], | |
| place: room | |
| }; | |
| // circular references | |
| room.occupiedBy = meetup; | |
| meetup.self = meetup; | |
| console.log( JSON.stringify(meetup, function replacer(key, value) { | |
| return (key !== '' && value === meetup) ? undefined : value; | |
| })); | |
| /* result should be: | |
| { | |
| "title":"Conference", | |
| "occupiedBy":[{"name":"John"},{"name":"Alice"}], | |
| "place":{"number":23} | |
| } | |
| */ |