Function formatBytes

Picviewer CE+/Picviewer CE+.user.js:12179–12191

(bytes)

    }

    function formatBytes(bytes) {
        if (bytes === null || typeof bytes === "undefined" || isNaN(bytes) || bytes < 0) return "";
        const units = ["B", "KB", "MB", "GB", "TB"];
        let size = bytes;
        let unitIndex = 0;
        while (size >= 1024 && unitIndex < units.length - 1) {
            size /= 1024;
            unitIndex++;
        }
        const precision = size >= 100 ? 0 : (size >= 10 ? 1 : 2);
        const value = size.toFixed(precision).replace(/\.0+$|(\.[0-9]*[1-9])0+$/, "$1");
        return value + " " + units[unitIndex];
    }

    function updateGalleryHeaderSize(gallery, img, strategy) {
        if (!gallery || !gallery.eleMaps || !gallery.eleMaps['head-left-img-info-size']) return;