利用JS动态生成隔行换色HTML表格的两种方法

用JS生成动态生成表格,行、列由用户输入,并使表格隔行换色

方法一.

代码:

<!DOCTYPE html>

<html>

<head>

<title>动态表格</title>

<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">

<meta http-equiv="description" content="this is my page">

<meta http-equiv="content-type" content="text/html; charset=UTF-8">

<!--<link rel="stylesheet" type="text/css" href="./styles.css" rel="external nofollow" rel="external nofollow" >-->

<script type="text/javascript">

function createTable(){

var table = document.createElement("table");

//添加边框

table.border = "1";

table.width = "100%";

//table API

//创建一行

//var tr = table.insertRow(table.rows.length);

//创建单元格

//var td = tr.insertCell(tr.cells.length);

//行,单元格

var tr,td;

//获得行列值

var tr_value = document.getElementById("tr_value").value;

var td_value = document.getElementById("td_value").value;

for(var i=0;i<tr_value;i++){

//循环插入元素

tr = table.insertRow(table.rows.length);

if(i%2 === 0){

tr.style.backgroundColor = "#D5E3D0";

}else{

tr.style.backgroundColor = "#909C97";

}

for(var j=0;j<td_value;j++){

td = tr.insertCell(tr.cells.length);

td.innerHTML = "_";

td.align = "center";

}

}

//td.innerHTML = "测试";

document.querySelector("#tb").appendChild(table);

}

</script>

</head>

<body>

<input type="text" id="tr_value">输入行数

<input type="text" id="td_value">输入列数

<input type="button" onclick="createTable()"; value="createTable">

<hr>

<div id="tb"></div>

</body>

</html>

运行结果:

输入行数、列数,create Table:

方法二.

代码:

<!DOCTYPE html>

<html>

<head>

<title>动态表格</title>

<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">

<meta http-equiv="description" content="this is my page">

<meta http-equiv="content-type" content="text/html; charset=UTF-8">

<!--<link rel="stylesheet" type="text/css" href="./styles.css" rel="external nofollow" rel="external nofollow" >-->

<script type="text/javascript">

var rows = prompt("输入行数:", "");

var cols = prompt("输入列数:", "");

document.write('<table width="100%" border="1px">');

document.write('<caption>成绩表</caption>');

for (var row = 1; row <= rows; row++) {

if (row % 2 == 0) {

document.write('<tr bgcolor=#CCCCCC>');

} else {

document.write('<tr>');

}

for (var col = 0; col < cols; col++) {

document.write('<td height="20px"></td>');

}

document.write('</tr>');

}

document.write('</table>');

</script>

</head>

<body>

</body>

</html>

运行结果:

输入行数、列数:

总结

以上所述是小编给大家介绍的利用JS动态生成隔行换色HTML表格,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对网站的支持!

以上是 利用JS动态生成隔行换色HTML表格的两种方法 的全部内容, 来源链接: utcz.com/z/349638.html

回到顶部