Javascript 如何选择div表的第一列?
我试图在div表中设置第一列和第一行粗体。 我设法把第一排加粗。但我不能让第一栏看起来粗体Javascript 如何选择div表的第一列?,javascript,jquery,html,css,handsontable,Javascript,Jquery,Html,Css,Handsontable,我试图在div表中设置第一列和第一行粗体。 我设法把第一排加粗。但我不能让第一栏看起来粗体 <style type="text/css"> body {background: white; margin: 20px;} h2 {margin: 20px 0;} .zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
下面你可以看到我的html css javascript。如何使第一列显示为粗体
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
正文{背景:白色;边距:20px;}
h2{边距:20px 0;}
.zebraStyle>tbody>tr:n个孩子(2n+1)>td{background:#e0e0d1;}
.firstRowStyle>tbody>tr:n子级(1)>td{font-weight:Bold;}
.firstColumnStyle>tbody>tr:eq(1){font-weight:Bold;}
var arr=[,“2012”,“2013”,“2014(年初至今)”,[“法拉利”,14600890888.3900001,16372430070.99283566771.55000001],“阿尔法罗密欧”,1199141138.1900001,1224624821.1500001,192307335.4900001];
$(文档).ready(函数(){
$(“#myTable”)。可手持({
数据:arr,
会议记录:1,
上下文菜单:正确,
只读:对,
固定柱长度:1
});
$('#myTable')。查找('table')。添加类('zebraStyle');
$('#myTable')。查找('table')。添加类('firstRowStyle');
$('#myTable')。查找('table')。添加类('firstColumnStyle');
});
使用下面的css
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
#myTable tr td:first-child{
font-weight:bold;
}
这将选择css下面的第一个td
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
#myTable tr td:first-child{
font-weight:bold;
}
这将使用jQuery选择第一个td:
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
$("#myTable").find("td:first-child").css("font-weight", "bold");
或者使用css类:
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
.firstColumnStyle {font-weight: Bold;}
使用jquery添加类:
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
$("#myTable").find("td:first-child").addClass("firstColumnStyle");
注意:在IE7:first child伪选择器中仅使用CSS对动态元素不起作用 使用jQuery:
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
$("#myTable").find("td:first-child").css("font-weight", "bold");
或者使用css类:
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
.firstColumnStyle {font-weight: Bold;}
使用jquery添加类:
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>
$("#myTable").find("td:first-child").addClass("firstColumnStyle");
注意:在IE7:first child伪选择器中仅使用CSS对动态元素不起作用 我认为这个问题没有任何理由投反对票。如果人们能善意地解释原因,那就太好了。我看不出这个问题有任何理由投反对票。如果人们能友好地解释原因,那就太好了
<style type="text/css">
body {background: white; margin: 20px;}
h2 {margin: 20px 0;}
.zebraStyle > tbody > tr:nth-child(2n+1) > td {background: #e0e0d1;}
.firstRowStyle > tbody > tr:nth-child(1) > td {font-weight: Bold;}
.firstColumnStyle > tbody > tr:eq(1) {font-weight: Bold;}
</style>
<script type='text/javascript'>
var arr= [["", "2012", "2013", "2014(YTD)"],["Ferrari", 1460089088.3900001, 1637243070.99, 283566771.55000001],["Alfa Romeo", 1199141138.1900001, 1224624821.1500001, 192307335.49000001]];
$(document).ready( function(){
$('#myTable').handsontable({
data: arr,
minSpareRows: 1,
contextMenu: true,
readOnly: true,
fixedColumnsLeft: 1
});
$('#myTable').find('table').addClass('zebraStyle');
$('#myTable').find('table').addClass('firstRowStyle');
$('#myTable').find('table').addClass('firstColumnStyle');
});
</script>
</head>
<body>
<div id="myTable" class="handsontable" style="width: 400px; margin-left:auto; margin-right:auto; background-color:silver"></div>
</body>