页面小知识点（7）

关键词：radio、js解析选中项、getElementsByName

 

 

 

 

<fieldset>
<legend>
每页显示记录数
<input type="radio"  name="pageSize" value="8" <%=pageSize==8?"checked='checked'":"" %> onclick="query()">8
<input type="radio"  name="pageSize" value="10" <%=pageSize==10?"checked='checked'":"" %> onclick="query()">10
<input type="radio"  name="pageSize" value="15" <%=pageSize==15?"checked='checked'":"" %> onclick="query()">15
<input type="radio"  name="pageSize" value="20" <%=pageSize==20?"checked='checked'":"" %> onclick="query()">20
</legend>	

 

//执行查询
function query() {
	var pageSize;
	var radios = document.getElementsByName("pageSize");
	for ( var i = 0; i < radios.length; i++) {
		if (radios[i].checked==true) {
			pageSize = radios[i].value;
			break;
		}
	}
	document.formQuery.action="systemfiledo.do?method=query&pageSize="+pageSize;
	document.formQuery.submit();
	}

 

http://huangqiqing123.iteye.com/blog/1452031