JavaScript的HTML表格解析
问题描述:
<table id="table">
<tr>
<td>1999.09-2007.06</td>
<td> Secondary School </td>
</tr>
<tr>
<td>2007.09-2011.06</td>
<td> College </td>
</tr>
<tr>
<td>2011.09-2015.06</td>
<td> University</td>
</tr>
</table>
<form autocomplete="on">
<p/>
<label>Year</label>
<input type="text" id="year" name="year" autofocus/>
<p/>
<label>Month</label>
<input type="text" name="month" id="month" />
<p/>
</form>
<input type="button" onClick="method()" />
的JavaScript
function method(){
var year = document.getElementById("year").value;
var month = document.getElementById("month").value;
var data = new Date(year,month-1,1);
var dataTable = document.getElementById("table");
var cells = dataTable.querySelectorAll("td");
var cells2 = dataTable.querySelectorAll("td+td");
for (var i = 0; i < cells.length; i++){
var mikro = cells[i].firstChild.data.split("-");
var place = cells2[i].firstChild.data;
var firstData = mikro[0].split(".");
var secondData = mikro[1].split(".");
var data1 = new Date(firstData[0],firstData[1]-1,1);
var data2 = new Date(secondData[0],secondData[1]-1,1);
if(data1<=data && data2>=data){
alert(place);
}
}
}
在这里,我有表2列,我想创建脚本,它会帮助我找到它的信息:我有<input type="text" id="year" name="year" autofocus/>
<input type="text" name="month" id="month" />
我可以输入年份& month。输入年份& month后,我必须根据第1列的日期从第2列获取信息,例如:“输入年份:2002年,输入月份:05 - 结果t必须是“中学”,因为它在1999.09-2007.06之间。我看不出我的脚本有什么问题,它总是给我提供虚假的信息。
答
试试这个(jsfiddle),由2每次递增细胞指数,并使用简单td
选择:
function method() {
var year = document.getElementById("year").value;
var month = document.getElementById("month").value;
var data = new Date(year, month - 1, 1);
var dataTable = document.getElementById("table");
var cells = dataTable.querySelectorAll("td");
for (var i = 0; i < cells.length; i+=2) {
var mikro = cells[i].firstChild.data.split("-");
var place = cells[i+1].firstChild.data;
console.log(mikro, place);
var yearMonth1 = mikro[0].split(".");
var yearMonth2 = mikro[1].split(".");
var data1 = new Date(yearMonth1[0], yearMonth1[1] - 1, 1);
var data2 = new Date(yearMonth2[0], yearMonth2[1] - 1, 1);
if (data1 <= data && data2 >= data) {
alert(place);
}
}
}
非常感谢你,非常非常多的污秽物保!它完美的工作!:)))) – 2013-04-11 21:01:31