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Write a javascript program to make a simple calculator
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Answer Posted / sara
<html>
<script type="text/javascript">
function abc1()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(1)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(1)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc2()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(2)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(2)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc3()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(3)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(3)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc4()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(4)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(4)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc5()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(5)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(5)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc6()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(6)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(6)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc7()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(7)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(7)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc8()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(8)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(8)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc9()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(9)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(9)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abc0()
{
if((document.tp.tk3.value)==1)
{
i=parseInt(0)
d=parseInt(document.tp.tk1.value)
d=(d*10)+i;
document.tp.tk1.value=d;
}
if((document.tp.tk3.value)==2)
{
i=parseInt(0)
d=parseInt(document.tp.tk2.value)
d=(d*10)+i;
document.tp.tk2.value=d;
}
}
function abcdiv()
{
a=parseInt(2)
document.tp.tk3.value=a
ad=parseInt(4)
document.tp.tk7.value=ad
}
function abcadd()
{
a=parseInt(2)
document.tp.tk3.value=a
ad=parseInt(1)
document.tp.tk7.value=ad
}
function abcsub()
{
a=parseInt(2)
document.tp.tk3.value=a
ad=parseInt(2)
document.tp.tk7.value=ad
}
function abcmul()
{
a=parseInt(2)
document.tp.tk3.value=a
ad=parseInt(3)
document.tp.tk7.value=ad
}
function abcreset()
{
a=parseInt(1)
document.tp.tk3.value=a
document.tp.tk1.value=0
document.tp.tk2.value=0
document.tp.tk4.value=0
document.tp.tk7.value=0
}
function abcanswer()
{
if((document.tp.tk7.value)==1)
{
document.tp.tk4.value=parseInt(document.tp.tk1.value)
+parseInt(document.tp.tk2.value)
}
if((document.tp.tk7.value)==2)
{
document.tp.tk4.value=parseInt(document.tp.tk1.value)-
parseInt(document.tp.tk2.value)
}
if((document.tp.tk7.value)==3)
{
document.tp.tk4.value=parseInt(document.tp.tk1.value)
*parseInt(document.tp.tk2.value)
}
if((document.tp.tk7.value)==4)
{
document.tp.tk4.value=parseInt
(document.tp.tk1.value)/parseInt(document.tp.tk2.value)
}
}
function abcnext()
{
a=parseInt(2)
document.tp.tk3.value=a
}
</script>
<h3 align="center">
<form name=tp>
<input type=text name=tk1 value="0"><br/>
<input type=text name=tk2 value="0"><br/>
<input type=text name=tk4 value="0"><br/>
<input type=hidden name=tk3 value="1"><br/>
<input type=hidden name=tk7 value="0"><br/>
<input type="button" onclick=abc1() value="1">
<input type="button" onclick=abc2() value="2">
<input type="button" onclick=abc3() value="3"><br/>
<input type="button" onclick=abc4() value="4">
<input type="button" onclick=abc5() value="5">
<input type="button" onclick=abc6() value="6"><br/>
<input type="button" onclick=abc7() value="7">
<input type="button" onclick=abc8() value="8">
<input type="button" onclick=abc9() value="9"><br/>
<input type="button" onclick=abc0() value="0"><br/>
<input type="button" onclick=abcadd() value="add">
<input type="button" onclick=abcsub() value="sub">
<input type="button" onclick=abcmul() value="mul">
<input type="button" onclick=abcdiv() value="div"><br/>
<input type="button" onclick=abcanswer() value="answer">
<input type="button" onclick=abcreset() value="reset">
</form>
</body>
</html>
| Is This Answer Correct ? | 7 Yes | 16 No |
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