excel导出显示默认格子
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xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name></x:Name><x:WorksheetOptions><x:Selected/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]-->
<style type="text/css">
th
{
border-left: 0.5pt solid #000;
border-bottom: 0.5pt solid #000;}
</style>
</head>
<body>
</body>
</html>
