port of gettimeofday in JavaScript

View: gettimeofday

Function:	gettimeofday View gettimeofday Edit gettimeofday Edit code Edit tests Edit benchmark View latest code Edit latest code Benchmark gettimeofday Comment on gettimeofday Comment on the latest code View revisions View versions View contributors View dependencies View comments View links Download production code Download development code View the PHP docs View phpjs.org View phpjs.org raw code
Description:	Returns the current time as array.

Code

function gettimeofday (return_float) {
    // http://jsphp.co/jsphp/fn/view/gettimeofday
    // + original by: Brett Zamir (http://brett-zamir.me)
    // +      derived from: Josh Fraser (http://onlineaspect.com/2007/06/08/auto-detect-a-time-zone-with-javascript/)
    // +         parts by: Breaking Par Consulting Inc (http://www.breakingpar.com/bkp/home.nsf/0/87256B280015193F87256CFB006C45F7)
    // +  revised by: Theriault
    // *   example 1: gettimeofday();
    // *   returns 1: {sec: 12, usec: 153000, minuteswest: -480, dsttime: 0}
    // *   example 1: gettimeofday(true);
    // *   returns 1: 1238748978.49
    var t = new Date(),
        y = 0;

    if (return_float) {
        return t.getTime() / 1000;
    }

    y = t.getFullYear(); // Store current year.
    return {
        sec: t.getUTCSeconds(),
        usec: t.getUTCMilliseconds() * 1000,
        minuteswest: t.getTimezoneOffset(),
        // Compare Jan 1 minus Jan 1 UTC to Jul 1 minus Jul 1 UTC to see if DST is observed.
        dsttime: 0 + (((new Date(y, 0)) - Date.UTC(y, 0)) !== ((new Date(y, 6)) - Date.UTC(y, 6)))
    };
}