How to get the 16-bit code of font color with jQuery_jquery

The example in this article describes how jQuery obtains the 16-bit code of font color. Share it with everyone for your reference, the details are as follows:

var i = $(this).css('color');
var o = i.match(/^rgb\((\d+),\s*(\d+),\s*(\d+)\)$/);
 delete (o[0]);
 for (var n = 1; n <= 3; ++n) {
 o[n] = parseInt(o[n]).toString(16);
 if (o[n].length == 1) o[n] = '0' + o[n];
 }
var s = o.join('');

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I hope this article will be helpful to everyone in jQuery programming.