Javascript合并表格中具有相同内容单元格示例
效果图:
HTML代码:
JS:
HTML代码:
代码如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>表格相同内容合并</title> </head> <body> 合并前： <table width="400" border="1"> <tr> <td>a</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> </tr> <tr> <td>a</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td>6</td> </tr> <tr> <td>a</td> <td>2</td> <td>3</td> <td>3</td> <td>4</td> <td> </td> </tr> <tr> <td>b</td> <td>3</td> <td>4</td> <td>6</td> <td>7</td> <td> </td> </tr> <tr> <td>b</td> <td>3</td> <td>5</td> <td>6</td> <td>7</td> <td> </td> </tr> <tr> <td>cc</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> <td> </td> </tr> <tr> <td>cc</td> <td>2</td> <td>3</td> <td>5</td> <td>5</td> <td> </td> </tr> <tr> <td>d</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td> </td> </tr> <tr> <td>e</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td> </td> </tr> </table><br /> 合并后：<br /> <table width="400" border="1" id="table1"> <tr> <td>a</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> </tr> <tr> <td>a</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td>6</td> </tr> <tr> <td>a</td> <td>2</td> <td>3</td> <td>3</td> <td>4</td> <td> </td> </tr> <tr> <td>b</td> <td>3</td> <td>4</td> <td>6</td> <td>7</td> <td> </td> </tr> <tr> <td>b</td> <td>3</td> <td>5</td> <td>6</td> <td>7</td> <td> </td> </tr> <tr> <td>cc</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> <td> </td> </tr> <tr> <td>cc</td> <td>2</td> <td>3</td> <td>5</td> <td>5</td> <td> </td> </tr> <tr> <td>d</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td> </td> </tr> <tr> <td>e</td> <td>1</td> <td>2</td> <td>3</td> <td>4</td> <td> </td> </tr> </table> </body> </html>
JS:
代码如下：
<script type="text/javascript">
function mc(tableId, startRow, endRow, col) {
var tb = document.getElementById(tableId);
if (col >= tb.rows[0].cells.length) {
return;
}
if (col == 0) { endRow = tb.rows.length-1; }
for (var i = startRow; i < endRow; i++) {
if (tb.rows[startRow].cells[col].innerHTML == tb.rows[i + 1].cells[0].innerHTML) {
tb.rows[i + 1].removeChild(tb.rows[i + 1].cells[0]);
tb.rows[startRow].cells[col].rowSpan = (tb.rows[startRow].cells[col].rowSpan | 0) + 1;
if (i == endRow - 1 && startRow != endRow) {
mc(tableId, startRow, endRow, col + 1);
}
} else {
mc(tableId, startRow, i + 0, col + 1);
startRow = i + 1;
}
}
}
mc('table1',0,0,0);
</script>