删除json对象中空值

function deleteEmptyProperty(obj){ ???var object = obj; ???for (var i in object) { ???????var value = object[i]; ???????if (typeof value === ‘object‘) { ???????????if (Array.isArray(value)) { ???????????????if (value.length == 0) { ???????????????????delete object[i]; ???????????????????continue; ???????????????} ???????????} ???????????this.deleteEmptyProperty(value); ???????} else { ???????????if (value === ‘‘ || value === null || value === undefined) { ???????????????delete object[i]; ???????????} ???????} ???} ???return object;}