dot2val

var dot2val = require('dot2val'); var obj = { prop1: { arr: ['a', 'b', 'c'] , str: 'Hello' } , prop2: { arr: [ { nested: 'Universe' } ] , str: 'Hello again!' } } var arr = [ { foo: 'bar' } ]; console.log(dot2val.get(obj, 'prop1.str')); // => "Hello" console.log(dot2val.get(obj, 'prop1.arr.2')); // => "c" console.log(dot2val.get(obj, 'prop2.arr.0.nested')); // => "Universe" console.log(dot2val.get(undefined, 'doesnt.matter')); // => undefined console.log(dot2val.get({}, 'doesnt.exist')); // => undefined console.log(dot2val.get({}, 'doesnt.exist', 'default value')); // => "default value" dot2val.set(obj, 'hello.universe', 'properties'); dot2val.set(obj, 'hello1', 'universe'); dot2val.set(obj, 'prop2'); // delete obj['prop2'] obj;