我在FirefoxDeveloperEdition38和InternetExplorer8和9中运行以下JavaScript。console.log('+++++++++++++++++++++++++++++++');console.log('jqueryversion='+$.fn.jquery);varmyHtmlString=""+""+"optionone"+"";console.log($(myHtmlString));console.log($(myHtmlString)[0]);console.log($(myHtmlString)[1]);console.log($(