1.键/值 var json={“key”：{“key”：“value”,"key":"value"}} value 中包含 键/值
2.value 数组： var json={ “key”：[{“name1”:"value","age":"value","sex":"value"},{"name2":"value","age":"value","sex":"value"}],[{"name1":"value","age":"value","sex":"value"},{"name2":"value","name2":"value","sex":"value"}]}