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function localtime(timestamp, is_assoc) {
    // Returns the results of the C system call localtime as an associative array if the associative_array argument is set to 1 other wise it is a regular array  
    // 
    // version: 1008.1718
    // discuss at: http://phpjs.org/functions/localtime    // +   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)
    // +   improved by: Ryan W Tenney (http://ryan.10e.us)
    // *     example 1: localtime();    // *     returns 1: [50,28,0,14,2,109,6,73,0]
    var t, yday, x, o = {};
 
    if (timestamp === undefined) {
        t = new Date();    } else if (timestamp instanceof Date) {
        t = timestamp;
    } else {
        t = new Date(timestamp * 1000);
    } 
    x = function (t, m) {
        var a = (new Date(t.getFullYear(), 0, m, 0, 0, 0, 0)).toUTCString();
        return t - new Date(a.slice(0, a.lastIndexOf(' ') - 1));
    }; 
    yday = Math.floor((t - new Date(t.getFullYear(), 0, 1)) / 86400000);
 
    o = {
        'tm_sec'  : t.getSeconds(),           // seconds        'tm_min'  : t.getMinutes(),           // minutes
        'tm_hour' : t.getHours(),             // hour
        'tm_mday' : t.getDate(),              // day of the month, 1 - 31
        'tm_mon'  : t.getMonth(),             // month of the year, 0 (January) to 11 (December)
        'tm_year' : t.getFullYear() - 1900,   // years since 1900        'tm_wday' : t.getDay(),               // day of the week, 0 (Sun) to 6 (Sat)
        'tm_yday' : yday,                     // day of the year
        'tm_isdst': +(x(t, 1) != x(t, 6))     // is daylight savings time in effect
    };
     return is_assoc ? o : [
        o.tm_sec,
        o.tm_min,
        o.tm_hour,
        o.tm_mday,        o.tm_mon,
        o.tm_year,
        o.tm_wday,
        o.tm_yday,
        o.tm_isdst    ];
}

1

localtime();

1

[50,28,0,14,2,109,6,73,0]