SOURCE

var adPosition = {
    access_parameters_incorrect: 6,
    answer_repeat: 7,
    answer_repeat_exceeded_limit: 7,
    answer_repeat_ip: 7,
    answer_repeat_ip_exceeded_limit: 7,
    assess_has_update: 7,
    assess_link_invalid: 7,
    commonUserDidnotGetEnvelope: 6,
    custom_miniappcard: 11,
    form_has_update: 7,
    form_link_invalid: 7,
    invalid_answer_ip: 7,
    invalid_answer_region: 7,
    invalid_custom_source_link: 6,
    leave_tip_luck: 9,
    link_invalid: 7,
    lookback_answer: 22,
    miniappcard: 11,
    not_permission_participate: 6,
    not_suited_fill: 6,
    not_suited_fill_region: 6,
    project_bottom_close: 9,
    project_delete: 6,
    project_email_answer_only: 7,
    project_finished: 6,
    project_limit_word: 6,
    project_not_exist: 6,
    project_paused: 6,
    survey_has_update: 7,
    survey_link_invalid: 7,
    time_not_start: 6,
    visible_author_only: 6,
    visible_author_only_login: 6,
};

const SeptemberArr = [
    'not_suited_fill',
    'project_paused',
    'project_delete',
    'invalid_answer_ip',
    'time_not_start',
    'survey_has_update',
    'not_suited_fill_region',
    'answer_repeat_ip',
    'leave_tip_luck',
    'answer_repeat_exceeded_limit',
    'access_parameters_incorrect',
    'lookback_answer',
    'not_permission_participate',
    'answer_repeat',
    'project_limit_word',
    'project_bottom_close',
    'answer_repeat_ip_exceeded_limit',
    'project_email_answer_only',
    'visible_author_only',
    'visible_author_only_login',
    'invalid_custom_source_link',
    'project_finished',
    'invalid_answer_region',
    '投票中',
    'survey_link_invalid',
    'form_has_update'
];

var AugustArr = [
    'time_not_start',
    'invalid_answer_ip',
    'project_paused',
    'answer_repeat_ip',
    'survey_has_update',
    'not_suited_fill',
    'lookback_answer',
    'answer_repeat',
    'survey_link_invalid',
    'not_permission_participate',
    'project_bottom_close',
    'project_limit_word',
    'answer_repeat_ip_exceeded_limit',
    'access_parameters_incorrect',
    'bottomClose',
    '138',
    'answer_repeat_exceeded_limit',
    'project_delete',
    'project_email_answer_only',
    '投票不存在',
    'invalid_custom_source_link',
    'visible_author_only_login',
    'project_not_exist',
    'invalid_answer_region',
    '投票中',
    'visible_author_only',
    'form_has_update',
    'not_suited_fill_region',
    'leave_tip_luck',
    'project_finished',
];

const JulyArr = [
    'project_delete',
    'survey_link_invalid',
    'answer_repeat_exceeded_limit',
    'not_permission_participate',
    'answer_repeat',
    'project_bottom_close',
    'time_not_start',
    'bottomClose',
    'answer_repeat_ip_exceeded_limit',
    'not_suited_fill_region',
    'leave_tip_luck',
    'survey_has_update',
    'invalid_answer_ip',
    'answer_repeat_ip',
    'assess_link_invalid',
    'project_email_answer_only',
    'access_parameters_incorrect',
    '投票不存在',
    'not_suited_fill',
    'visible_author_only',
    'project_not_exist',
    'project_finished',
    'invalid_answer_region',
    'form_has_update',
    'visible_author_only_login',
    'invalid_custom_source_link',
    'project_paused',
    '投票中',
    'project_limit_word',
    'lookback_answer',
]

function findDifferent(obj, arr) {
    console.log('beforeObj', Object.keys(obj).length);
    let diffArr = [];
    arr.forEach((o, i) => {
        if (!obj[o]) {
            diffArr.push(o);
            obj[o] = 0;
        }
    })
    console.log('diffArr', diffArr);
    console.log('afterObj', Object.keys(obj).length);
}

findDifferent(adPosition, SeptemberArr);
findDifferent(adPosition, AugustArr);
findDifferent(adPosition, JulyArr);