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Interfacing with Java from PHP |
Source listing
The full source code for the example is listed below. For a working example click here
<html>
<head>
<title>The fantastic java calculator</title>
</head>
<body>
<?php
$result = 0;
if( isset( $number1 ) && isset( $number2 ) )
{
$calc = new Java( "eZCalc" );
setType( $number1, "double" );
setType( $number2, "double" );
$calc->setA( $number1 );
$calc->setB( $number2 );
$operator = "";
switch( $calctype )
{
case( "add" ):
$result = $calc->add();
$operator = "+";
break;
case( "sub" ):
$result = $calc->subtract();
$operator = "-";
break;
case( "mul" ):
$result = $calc->multiply();
$operator = "*";
break;
case( "div" ):
$result = $calc->divide();
$operator = "/";
break;
}
$stack .= "$number1 $operator $number2 = $result<br>";
print( "<h2>$stack</h2>" );
}
?>
<h1>Type two numbers:</h1>
<form action="ezcalc.php" method="post">
<table bgcolor="#eeeeee" cellspacing="0" cellpadding="3" border="0">
<tr>
<td>
Number 1:
</td>
<td>
Calculation method:
</td>
<td>
Number 2:
</td>
</tr>
<tr>
<td>
<input type="text" name="number1">
</td>
<td>
<select name="calctype">
<option value="add">Add</option>
<option value="sub">Subtract</option>
<option value="mul">Multiply</option>
<option value="div">Divide</option>
</select>
</td>
<td>
<input type="text" name="number2">
</td>
</tr>
</table>
<input type="Submit" value="Calculate">
<input type="hidden" value="<?php print( $stack ) ?>" name="stack">
</form>
</body>
</html> |
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