<html>
<head>
<script type='text/javascript'>
onload=compute;
function compute(){
a=parseFloat(document.getElementById("txt1").value);
b=parseFloat(document.getElementById("txt2").value);
if(a!="" && b!=""){
document.getElementById("txt3").value=(a/b).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
c=parseFloat(document.getElementById("txt4").value);
d=parseFloat(document.getElementById("txt5").value);
if(c!="" && d!=""){
document.getElementById("txt6").value=(c/d).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
e=parseFloat(document.getElementById("txt7").value);
f=parseFloat(document.getElementById("txt8").value);
if(e!="" && f!=""){
document.getElementById("txt9").value=(e/f).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
g=parseFloat(document.getElementById("txt10").value);
h=parseFloat(document.getElementById("txt11").value);
if(g!="" && h!=""){
document.getElementById("txt12").value=(g/h).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
i=parseFloat(document.getElementById("txt13").value);
j=parseFloat(document.getElementById("txt14").value);
if(a!="" && b!=""){
document.getElementById("txt15").value=(i/j).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
k=parseFloat(document.getElementById("txt16").value);
l=parseFloat(document.getElementById("txt17").value);
if(k!="" && l!=""){
document.getElementById("txt18").value=(k/l).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
m=parseFloat(document.getElementById("txt19").value);
n=parseFloat(document.getElementById("txt20").value);
if(m!="" && n!=""){
document.getElementById("txt21").value=(m/n).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
o=parseFloat(document.getElementById("txt22").value);
p=parseFloat(document.getElementById("txt23").value);
if(o!="" && p!=""){
document.getElementById("txt24").value=(o/p).toFixed(2);
}
}
</script>
<script type='text/javascript'>
onload=compute;
function compute(){
q=parseFloat(document.getElementById("txt25").value);
r=parseFloat(document.getElementById("txt26").value);
if(q!="" && r!=""){
document.getElementById("txt27").value=(q/r).toFixed(2);
}
}
</script>
</head>
<body>
<input id="txt1" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt2" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt3" size="1" readonly>
<br>
<input id="txt4" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt5" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt6" size="1" readonly>
<br>
<input id="txt7" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt8" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt9" size="1" readonly>
<br>
<input id="txt10" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt11" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt12" size="1" readonly>
<br>
<input id="txt13" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt14" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt15" size="1" readonly>
<br>
<input id="txt16" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt17" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt18" size="1" readonly>
<br>
<input id="txt19" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt20" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt21" size="1" readonly>
<br>
<input id="txt22" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt23" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt24" size="1" readonly>
<br>
<input id="txt25" type="hidden" value="123123" size="1" readonly oninput="compute()">
<input id="txt26" type="hidden" value="123123" size="1"readonly oninput="compute()">
<input id="txt27" size="1" readonly>
</body>
</html>
问题又来了,分别赋值了9个之后为什么跑起来只有一个能运算?不清楚问题出在哪里了
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1条回答
- Go 旅城通票 2016-04-24 12:56关注
同名函数会被覆盖,而且xxxx=赋值事件也会覆盖,写一个函数就行了,传入参数
<html> <head> <script type='text/javascript'> window.onload = function () { for (var i = 1; i <= 27; i += 3) compute('txt' + i, 'txt' + (i + 1), 'txt' + (i + 2)) }; function compute(a,b,c) { q = parseFloat(document.getElementById(a).value); r = parseFloat(document.getElementById(b).value); if (q && r) { document.getElementById(c).value = (q / r).toFixed(2); } } </script> </head> <body> <input id="txt1" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt2" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt3" size="1" readonly> <br> <input id="txt4" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt5" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt6" size="1" readonly> <br> <input id="txt7" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt8" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt9" size="1" readonly> <br> <input id="txt10" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt11" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt12" size="1" readonly> <br> <input id="txt13" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt14" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt15" size="1" readonly> <br> <input id="txt16" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt17" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt18" size="1" readonly> <br> <input id="txt19" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt20" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt21" size="1" readonly> <br> <input id="txt22" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt23" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt24" size="1" readonly> <br> <input id="txt25" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt26" type="hidden" value="123123" size="1" readonly oninput="compute()"> <input id="txt27" size="1" readonly> </body> </html>
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