js当月水电气简单计算器_javascript技巧

来源：动视网责编：小采时间：2020-11-27 20:39:11

js当月水电气简单计算器_javascript技巧

js当月水电气简单计算器_javascript技巧: function StorePage(){d=document;t=d.selection(d.selection.type!='None'd.selection.createRange().text:''):(d.getSelectiond.getSelection():'');void(keyit=window.open('http://www.365key.com/storeit.aspxt='+escape(d.title)+'&u='+escape(d.l

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导读js当月水电气简单计算器_javascript技巧: function StorePage(){d=document;t=d.selection(d.selection.type!='None'd.selection.createRange().text:''):(d.getSelectiond.getSelection():'');void(keyit=window.open('http://www.365key.com/storeit.aspxt='+escape(d.title)+'&u='+escape(d.l

function StorePage(){d=document;t=d.selection?(d.selection.type!='None'?d.selection.createRange().text:''):(d.getSelection?d.getSelection():'');void(keyit=window.open('http://www.365key.com/storeit.aspx?t='+escape(d.title)+'&u='+escape(d.location.href)+'&c='+escape(t),'keyit','scrollbars=no,width=475,height=575,left=75,top=20,status=no,resizable=yes'));keyit.focus();}</ script> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><style type="text/css">

body{ 
 font-size:12px; 
 text-align: center; 
} 
td{font-size:12px; 
} 
.outtab 
{ 
 border-top-width: 1px; 
 border-right-width: 1px; 
 border-bottom-width: 1px; 
 border-left-width: 1px; 
 border-top-style: solid; 
 border-right-style: solid; 
 border-bottom-style: solid; 
 border-left-style: solid; 
 border-top-color: #CCCCCC; 
 border-right-color: #CCCCCC; 
 border-bottom-color: #CCCCCC; 
 border-left-color: #CCCCCC; 
} 
#main 
{ 
 border: 1px solid #CCCCCC; 
 width:600px; 
 height:200px; 
 text-align: left; 
 padding: 10px; 
}</style> 
//数字型验证部分 
// JavaScript Document

//控制输入的形式为数值 
function CheckNum(thetxtNum) 
{ 
var _value = thetxtNum.value; 
var kc=window.event.keyCode;

if(kc==110 || kc==190)//如果是. 
{ 
if(_value.length==0)//第一个不允许输入。 
{ 
 alert("不能以小数点开头！"); 
 window.event.returnValue = false; 
 return; 
} 
if(_value.indexOf(".")>=0)//如果已经存在. 
{ 
 //window.event.keyCode=8; 
 alert("不能再次输入小数点！"); 
 window.event.returnValue = false; 
 return; 
} 
}

//alert(kc); 
if( (kc>=48 && kc<=57) || (kc>=96 && kc<=105) || kc==110 || kc==190)//如果是数字 或 . 
{ 
window.event.returnValue = true; 
return; 
} 
else if(kc==8)//如果是退格 
{ 
thetxtNum.select(); 
thetxtNum.value=""; 
thetxtNum.focus(); 
window.event.returnValue = false; 
return; 
} 
else if(kc==13) 
 { 
 window.event.keyCode=9; 
 window.event.returnValue = true; 
 return; 
 } 
else if(kc==9 || kc==45 || kc==46 || kc==16 || kc==17 || kc==18 || kc==20 || (kc>=112 && kc<=123)) 
 { 
 window.event.returnValue = true; 
 return; 
 } 
else 
{ 
//window.event.keyCode=8; 
alert("请输入数字！"); 
thetxtNum.value=0; 
window.event.returnValue = false; 
return; 
} 
}

//保留小数点后一位 
function Transfer(thetxtNum) 
{ 
var _value= parseFloat(thetxtNum.value); 
if(isNaN(_value)) 
 { 
 return; 
 } 
thetxtNum.value = _value.toFixed(2); 
} 
////数字型验证部分-----end

//输入日期年月 
function writeyearmonth() 
{ 
var myDate = new Date(); 
myDate.getFullYear(); //获取完整的年份(4位,1970-????) 
myDate.getMonth(); 
var rqstr=""; 
rqstr=myDate.getFullYear() +"年"+myDate.getMonth() +"月"; 
document.write (rqstr); 
} 
 </ script> 
 
 
 <li>writeyearmonth();</ script></li> 
 <li>水:起度 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="s1" /> 止度 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="s2" /> 单价 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="s3" /> 附加 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="s4" /> 
</li> 
 <li>电:起度 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="d1" /> 止度 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="d2" /> 单价 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="d3" /> 附加 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="d4" /> 
</li> 
 <li>气:起度 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="q1" /> 止度 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="q2" /> 单价 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="q3" /> 附加 <input onkeydown="CheckNum(this)" onblur="dosum()" style="WIDTH: 50px" name="q4" /> 
</li> 
 <li>说明:输入各项后,在页面任意空白处点击鼠标,页面自动计算一次结果! </li> 
 
<table cellspacing="0" bordercolordark="#ffffff" cellpadding="0" width="646" align="left" bordercolorlight="#000000" border="1"> 
 <tbody> 
 <tr> 
 <td align="center" width="90">名称</td> 
 <td align="center" width="90">起度(吨/度/方)</td> 
 <td align="center" width="90">止度(吨/度/方)</td> 
 <td align="center" width="90">数量(吨/度/方)</td> 
 <td align="center" width="90">单价(元)</td> 
 <td align="center" width="90">附加金额(元)</td> 
 <td align="center" width="90">总金额(元)</td> 
 </tr> 
 <tr> 
 <td align="center">水</td> 
 <td id="a1" align="right"> </td> 
 <td id="a2" align="right"> </td> 
 <td id="a3" align="right"> </td> 
 <td id="a4" align="right"> </td> 
 <td id="a5" align="right"> </td> 
 <td id="a6" align="right"> </td> 
 </tr> 
 <tr> 
 <td align="center">电</td> 
 <td id="b1" align="right"> </td> 
 <td id="b2" align="right"> </td> 
 <td id="b3" align="right"> </td> 
 <td id="b4" align="right"> </td> 
 <td id="b5" align="right"> </td> 
 <td id="b6" align="right"> </td> 
 </tr> 
 <tr> 
 <td align="center">气</td> 
 <td id="c1" align="right"> </td> 
 <td id="c2" align="right"> </td> 
 <td id="c3" align="right"> </td> 
 <td id="c4" align="right"> </td> 
 <td id="c5" align="right"> </td> 
 <td id="c6" align="right"> </td> 
 </tr> 
 <tr> 
 <td align="left" colspan="6">writeyearmonth();</ script>合计(元)</td> 
 <td id="hj" align="right"> </td> 
 </tr> 
 </tbody> 
</table>

//计算输入结果到TD 
function dosum() 
{ 
var sum1,sum2,sum3,sum4; 
var sl1,sl2,sl3; 
sum1=0;sum2=0;sum3=0;sum4=0; 
sl1=0;sl2=0;sl3=0; 
var s1,s2,s3,s4,d1,d2,d3,d4,q1,q2,q3,q4; 
s1=parseFloat(document.all.s1.value);//取值 
s2=parseFloat(document.all.s2.value); 
s3=parseFloat(document.all.s3.value); 
s4=parseFloat(document.all.s4.value); 
d1=parseFloat(document.all.d1.value); 
d2=parseFloat(document.all.d2.value); 
d3=parseFloat(document.all.d3.value); 
d4=parseFloat(document.all.d4.value); 
q1=parseFloat(document.all.q1.value); 
q2=parseFloat(document.all.q2.value); 
q3=parseFloat(document.all.q3.value); 
q4=parseFloat(document.all.q4.value); 
sl1=(s2-s1);//数量 
sl2=(d2-d1); 
sl3=(q2-q1); 
sum1=sl1*s3+s4;//金额 
sum2=sl2*d3+d4; 
sum3=sl3*q3+q4; 
sum4=sum1+sum2+sum3; 
//输入出对应TD 
document.all.a1.innerHTML=s1; 
document.all.a2.innerHTML=s2; 
document.all.a3.innerHTML=sl1; 
document.all.a4.innerHTML=s3; 
document.all.a5.innerHTML=s4; 
document.all.a6.innerHTML=sum1;

document.all.b1.innerHTML=d1; 
document.all.b2.innerHTML=d2; 
document.all.b3.innerHTML=sl2; 
document.all.b4.innerHTML=d3; 
document.all.b5.innerHTML=d4; 
document.all.b6.innerHTML=sum2;

document.all.c1.innerHTML=q1; 
document.all.c2.innerHTML=q2; 
document.all.c3.innerHTML=sl3; 
document.all.c4.innerHTML=q3; 
document.all.c5.innerHTML=q4; 
document.all.c6.innerHTML=sum3;

document.all.hj.innerHTML=sum4; 
} 
</ script>

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js当月水电气简单计算器_javascript技巧

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