Created
April 28, 2019 18:41
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<?php | |
extract($_POST); | |
if(isset($submit)) | |
{ | |
switch($operator) | |
{ | |
case '+': | |
$res=$fnumber+$snumber; | |
break; | |
case '-': | |
$res=$fnumber-$snumber; | |
break; | |
case '*': | |
$res=$fnumber*$snumber; | |
break; | |
case '/': | |
$res=$fnumber/$snumber; | |
break; | |
case '%': | |
$res=$fnumber%$snumber; | |
break; | |
} | |
} | |
?> | |
<!DOCTYP html> | |
<html> | |
<head> | |
<title>Calculator</title> | |
<article> | |
<header> | |
<h1 align="center"><font color="red" >Calculator</font></h1> | |
</header> | |
</head> | |
<body> | |
<form method="post"> | |
<table bgcolor="#00FF00" border="1" align="center"> | |
<tr> | |
<th>Enter First number</th> | |
<th><input type="number" name="fnumber" value="<?php echo @$fn;?>"/></th> | |
</tr> | |
<tr> | |
<th>Enter Second number</th> | |
<th><input type="number" name="snumber" value="<?php echo @$sn;?>"/></th> | |
</tr> | |
<tr> | |
<th>Select Operator</th> | |
<th> | |
<select name="operator"> | |
<option>+</option> | |
<option>-</option> | |
<option>*</option> | |
<option>/</option> | |
<option>%</option> | |
</select> | |
</th> | |
</tr> | |
<tr> | |
<th colspan="2"> | |
<input type="submit" | |
name="submit" value="Show Output"/> | |
</th> | |
</tr> | |
<tr> | |
<th>Result</th> | |
<th><input type="number" readonly="readonly" disabled="disabled" value="<?php echo @$res;?>"/></th> | |
</tr> | |
</table> | |
</form> | |
</body> | |
</html> |
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