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JS动态创建表格(转)
目标:生成一个2000*5的表格,每个单元格的内容是行号+逗号+列号 (转别人的)
方法一:使用createElement生成表格,使用insertRow和insertCell方法生成行列,单元格的内容使用innerHTML属性进行填充。
方法二:使用createElement生成表格,使用CreateElement方法生成行列,单元格的内容使用了createTextNode方法填充。
方法三:拼接表格innerHTML属性的字符串,使用字符串 += 操作符链接字符串
方法四:拼接表格innerHTML属性的字符串,各个字符串追加数组里面,最后调用数组的join方法生成目标字符串。
Html代码- <html>
- <head>
- <title>test page</title>
- <script type='text/javascript'>
- <!--
- function createTable() {
- var t = document.createElement('table');
- for (var i = 0; i < 2000; i++) {
- var r = t.insertRow();
- for (var j = 0; j < 5; j++) {
- var c = r.insertCell();
- c.innerHTML = i + ',' + j;
- }
- }
-
- document.getElementById('table1').appendChild(t);
- t.setAttribute('border', '1');
- }
-
- function createTable2() {
- var t = document.createElement('table');
- var b = document.createElement('tbody');
- for (var i = 0; i < 2000; i++) {
- var r = document.createElement('tr');
- for (var j = 0; j < 5; j++) {
- var c = document.createElement('td');
- var m = document.createTextNode(i + ',' + j);
- c.appendChild(m);
- r.appendChild(c);
- }
- b.appendChild(r);
- }
-
- t.appendChild(b);
- document.getElementById('table1').appendChild(t);
- t.setAttribute('border', '1');
- }
-
- function createTable3() {
- var data = '';
-
- data += '<table border=1><tbody>';
- for (var i = 0; i < 2000; i++) {
- data += '<tr>';
- for (var j = 0; j < 5; j++) {
- data += '<td>' + i + ',' + j + '</td>';
- }
- data += '</tr>';
- }
- data += '</tbody><table>';
-
- document.getElementById('table1').innerHTML = data;
- }
-
- function createTable4() {
- var data = new Array();
-
- data.push('<table border=1><tbody>');
- for (var i = 0; i < 2000; i++) {
- data.push('<tr>');
- for (var j = 0; j < 5; j++) {
- data.push('<td>' + i + ',' + j + '</td>');
- }
- data.push('</tr>');
- }
- data.push('</tbody><table>');
-
- document.getElementById('table1').innerHTML = data.join('');
- }
-
- function showFunctionRunTime(f) {
- var t1 = new Date();
- f();
- var t2 = new Date();
- alert(t2 - t1);
- }
- //-->
- </script>
- </head>
- <body>
- <div id="table1" style="border: 1px solid black">
- </div>
-
- <script>
-
- showFunctionRunTime(createTable2);
- /*
- showFunctionRunTime(createTable);
- showFunctionRunTime(createTable3);
- showFunctionRunTime(createTable4);*/
- </script>
- </body>
- </html>
- <html>
- <head>
- <title>test page</title>
- <script type='text/javascript'>
- <!--
- function createTable() {
- var t = document.createElement('table');
- for (var i = 0; i < 2000; i++) {
- var r = t.insertRow();
- for (var j = 0; j < 5; j++) {
- var c = r.insertCell();
- c.innerHTML = i + ',' + j;
- }
- }
-
- document.getElementById('table1').appendChild(t);
- t.setAttribute('border', '1');
- }
-
- function createTable2() {
- var t = document.createElement('table');
- var b = document.createElement('tbody');
- for (var i = 0; i < 2000; i++) {
- var r = document.createElement('tr');
- for (var j = 0; j < 5; j++) {
- var c = document.createElement('td');
- var m = document.createTextNode(i + ',' + j);
- c.appendChild(m);
- r.appendChild(c);
- }
- b.appendChild(r);
- }
-
- t.appendChild(b);
- document.getElementById('table1').appendChild(t);
- t.setAttribute('border', '1');
- }
-
- function createTable3() {
- var data = '';
-
- data += '<table border=1><tbody>';
- for (var i = 0; i < 2000; i++) {
- data += '<tr>';
- for (var j = 0; j < 5; j++) {
- data += '<td>' + i + ',' + j + '</td>';
- }
- data += '</tr>';
- }
- data += '</tbody><table>';
-
- document.getElementById('table1').innerHTML = data;
- }
- function createTable4() {
- var data = new Array();
-
- data.push('<table border=1><tbody>');
- for (var i = 0; i < 2000; i++) {
- data.push('<tr>');
- for (var j = 0; j < 5; j++) {
- data.push('<td>' + i + ',' + j + '</td>');
- }
- data.push('</tr>');
- }
- data.push('</tbody><table>');
-
- document.getElementById('table1').innerHTML = data.join('');
- }
- function showFunctionRunTime(f) {
- var t1 = new Date();
- f();
- var t2 = new Date();
- alert(t2 - t1);
- }
- //-->
- </script>
- </head>
- <body>
- <div id="table1" style="border: 1px solid black">
- </div>
- <script>
-
- showFunctionRunTime(createTable2);
- /*
- showFunctionRunTime(createTable);
- showFunctionRunTime(createTable3);
- showFunctionRunTime(createTable4);*/
- </script>
- </body>
- </html>
复制代码 参考:
http://www.cnblogs.com/huhaoaixl/archive/2009/03/17/1414752.html
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