document.write("<div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2022/01/16571.asp\" target=\"_blank\"><span class=\"key\">巧妙</span><span class=\"key\">实现</span>：<span class=\"key\">JS</span> <span class=\"key\">怎么</span><span class=\"key\">知道</span> <span class=\"key\">hidden</span> <span class=\"key\">控件</span>的<span class=\"key\">值</span><span class=\"key\">发生</span><span class=\"key\">变化</span>了？</a></div>    <div class=\"abstract\"><span class=\"pubDate\">2022年01月07日</span> 程序 A为 <span class=\"key\">hidden</span> 赋值。调用<span class=\"key\">控件</span>的 blur()（jQuery 代码）。程序 B$(<span class=\"key\">hidden</span>).on(&amp;quot;blur&amp;quot;, function () {});这</div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2022/01/16571.asp\" target=\"_blank\">http://www.itpow.com/c/2022/01/16571.asp</a></div></div>")