局部列印外掛程式 jquery.PrintArea.js

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(function ($) {    var printAreaCount = 0;    $.fn.printArea = function () {        var ele = $(this);        var idPrefix = "printArea_";        removePrintArea(idPrefix + printAreaCount);        printAreaCount++;        var iframeId = idPrefix + printAreaCount;        var iframeStyle = ‘position:absolute;width:0px;height:0px;left:-500px;top:-500px;‘;        iframe = document.createElement(‘IFRAME‘);        $(iframe).attr({            style: iframeStyle,            id: iframeId        });        document.body.appendChild(iframe);        var doc = iframe.contentWindow.document;        $(document).find("link").filter(function () {            return $(this).attr("rel").toLowerCase() == "stylesheet";        }).each(                function () {                    doc.write(‘<link type="text/css" rel="stylesheet" href="‘                            + $(this).attr("href") + ‘" >‘);                });        doc.write(‘<div class="‘ + $(ele).attr("class") + ‘">‘ + $(ele).html()                + ‘</div>‘);        doc.close();        var frameWindow = iframe.contentWindow;        frameWindow.close();        frameWindow.focus();        frameWindow.print();    }    var removePrintArea = function (id) {        $("iframe#" + id).remove();    };})(jQuery);

 

<input type="button" id="btnPrint" value="列印"/><div id="printContent">要列印的內容地區<div><script type="text/javascript">$(function(){        $("btnPrint").click(function(){ $("printContent").printArea(); });});</script>

原文：http://www.cnblogs.com/beijia/archive/2012/07/09/printArea.html