to UTC/JSON Date

<pre class="brush: c#">

// to UTC/JSON Date

Number.prototype.addZero = function () { return (this < 10) ? "0" +

this : this; };

var convertDate = function (d) {

var d, s, u, uh, um, us;

//d = new Date();

s = d.getFullYear() + "-";

s += (d.getMonth() + 1).addZero() + "-"; //getMonth returns an

integer in the range 0-11

s += d.getDate().addZero() + "T";

s += d.getHours().addZero() + ":";

s += d.getMinutes().addZero() + ":";

s += d.getSeconds().addZero();

u = 0 - d.getTimezoneOffset(); //getTimezoneOffset will

be positive if you are behind UTC, and negative if you are ahead of

UTC.

us = (u >= 0) ? "+" : "-";

u = Math.abs(u);

uh = Math.floor(u / 60).addZero();

um = (u % 60).addZero();

s += us;

s += uh + ":";

s += um;

alert(s);

return (s);

};



// call

convertDate(new Date());

</pre>