відповідь: function showresult(choise){
var n1=parsefloat(document.getelementbyid('num1').value);
var n2=parsefloat(document.getelementbyid('num2').value);
var r;
var c=choise;
switch(c)
{
case '1':
r=n1+n2;
break;
case '2':
r=n1-n2;
break;
case '3':
r=n1*n2;
break;
case '4':
r=n1/n2;
break;
case '5':
r=n2*100/n1;
break;
default:
break;
}
document.getelementbyid('result').value=r;
}
calculator
my calculator first number second number result+
-
*
/
%
пояснення:
A = 0
B = 0
C = 9
D = 2
Объяснение:
A = 0
B = 9
C = 2
D = 19
D = C = 2
C = B = 9
B = A = 0