Vypočítajte čas od dátumu () javascript

Príklady kódu

7
0

javascript vypočítať čas

console.time("timer");   //start time with name = timer
console.timeEnd("timer"); //end timer and log time difference
3
0

javascript rozdiel medzi dvoma dátumami v dňoch

/* difference between date1 and date2 in days (date2 - date1) */
/* date1 and date 2 are already javascript date objects */
function dateDifference(date2, date1) {
    const _MS_PER_DAY = 1000 * 60 * 60 * 24;

    // Discard the time and time-zone information.
    const utc1 = Date.UTC(date1.getFullYear(), date1.getMonth(), date1.getDate());
    const utc2 = Date.UTC(date2.getFullYear(), date2.getMonth(), date2.getDate());

    return Math.floor((utc2 - utc1) / _MS_PER_DAY);
}

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