java calculator
WAP in java script to create calculator.
Hey frnd what are you doing. Previously I gave you some idea about java programming.
Now
i want share how to make a simple calculator in java. its gives you
batter idea about how to deal with script and make a calculator like
graphical widget.
enjoy this and make yourself a new GUI widget.
PROGRAM
<html>
<head>
<meta http-equiv=”Content-Type”
content=”text/html;charset=UTF-8”>
<script type=”javascript”>
Var inputstring=”;
Function updateString(x)
{
document.validate.input.value.length=x;
inputstring+=x;
}
</script>
<title>JSP PAGE</title>
</head>
<body>
<form name=”calculator”>
<input type=”input” name=”input”
size=”50”><br>
<input type=”button” name=”one” value=”1”
size=”50” onclick=”updateString(‘1’)”>
<input type=”button” name=”two” value=”2”
size=”50” onclick=”updateString(‘2’)”>
<input type=”button” name=”three” value=”3”
size=”50” onclick=”updateString(‘3’)”></br>
<input type=”button” name=”four” value=”4”
size=”50” onclick=”updateString(‘4’)”>
<input type=”button” name=”five” value=”5”
size=”50” onclick=”updateString(‘5’)”>
<input type=”button” name=”six” value=”6”
size=”50” onclick=”updateString(‘6’)”></br>
<input type=”button” name=”seven” value=”7”
size=”50” onclick=”updateString(‘7’)”>
<input type=”button” name=”Eight” value=”8”
size=”50” onclick=”updateString(‘8’)”>
<input type=”button” name=”nine” value=”9”
size=”50” onclick=”updateString(‘9’)”></br>
<input type=”button” name=”zero” value=”0”
size=”50” onclick=”updateString(‘0’)”>
<input type=”button” name=”plus” value=”+”
size=”50” onclick=”updateString(‘+’)”>
<input type=”button” name=”sub” value=”-”
size=”50” onclick=”updateString(‘-’)”><br>
<input type=”button” name=”multiply” value=”*”
size=”50” onclick=”updateString(‘*’)”>
<input type=”button” name=”divide” value=”/”
size=”50” onclick=”updateString(‘/’)”>
<input type=”button” name=”one” value=”=”
size=”50” onclick=”input.value=eval(“inputstring”)”>
</form>
</body>
</html>
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