Parser JSON untuk Blogger · Tahun Awal dan Tahun Akhir

var url = 'http://dte-feed.blogspot.com/feeds/posts/summary?alt=json-in-script&callback=';

// Function to load a `<script>` tag without `document.write`
function load(url) {
    var script = document.createElement('script');
    script.src = url;
    document.head.appendChild(script);
}

// Get the first and last post year…
function getFirstAndLastYear($) {
    $ = $.feed || {};
    var entry = $.entry || [],
        range = {};
    // Get the first post year from `json.feed.entry[i].published.$t` value
    range[0] = entry[0] && +entry[0].published.$t.split('-')[0] || false;
    // Get the last post year from `json.feed.updated.$t` value
    range[1] = +$.updated.$t.split('-')[0];
    // [3]. Result will be available in the `range` variable as `[from, to]` format
    console.log(range);
    // You can now do stuff using the `range` variable start from here
    document.getElementById('blog-history').innerHTML = '\u00A9 Copyright ' + range[0] + ' \u2013 ' + range[1];
}

// Get the total posts…
function getTotalPosts($) {
    $ = $.feed || {};
    var i = $.openSearch$totalResults.$t,
        entry = $.entry || [];
    // [2]. Get the first and last post year…
    // Use the `max-results` and `start-index` parameter to limit the posts
    load(url + 'getFirstAndLastYear&max-results=1&start-index=' + i);
}

// [1]. Get the total posts…
load(url + 'getTotalPosts&max-results=0');

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