sourceData = [4, 8, 15, 16, 23, 42]

.bind(sourceData, validationFunction)

not bound

sourceData = { nums: [4, 8, 15, 16, 23, 42] }

.bind(sourceData.nums, validationFunction)

{ "nums": [ { "id": 1, "data": 4 }, { "id": 2, "data": 8 }, { "id": 3, "data": 15 }, { "id": 4, "data": 16 }, { "id": 5, "data": 23 }, { "id": 6, "data": 42 }] }

.bind(sourceData.nums, 'data', validationFunction)