/<!DOCTYPE html>
<html>
<head>
<title>Калькулятор</title>
<meta charset="utf-8">
<style>
p {font-size: 1.2em;}
.error {color: Blue; font-size: 2em;}
form>label {display: block; margin: 5px 10px}
input {padding: 4px;}
fieldset {width: 200px; margin: 5px 10px}
input[type="submit"] {border: 3px solid #ffcc00; background: #efe4bd; margin: 5px 10px; padding: 4px;}
</style>
</head>
<body>
<?php
if ($_SERVER['REQUEST_METHOD'] != 'POST')
{
?>
<form action="lab4_1.php" method="post">
<label>x <input type="text" placeholder="Введите 1е число" name="x"></label>
<label>y <input type="text" placeholder="Введите 2е число" name="y"></label>
<fieldset>
<legend>Вид операции</legend>
<select name="s1">
<option value="+">+</option>
<option value="-">-</option>
<option value="*">*</option>
<option value="/">/</option>
</select></br><hr>
</fieldset>
<input type="submit" value="Вычислить">
</form>
<?php
} else
{
if ( isset($_POST["x"]) && isset($_POST["y"]))
{
switch ($_POST["s1"])
{
case "+": $r=$_POST["x"]+$_POST["y"]; break;
case "-": $r=$_POST["x"]-$_POST["y"]; break;
case "*": $r=$_POST["x"]*$_POST["y"]; break;
case "/": $r=$_POST["x"]/$_POST["y"]; break;
default : $r="Операция не поддерживается";
}
echo "<p>Результат: $r</p>";
}
else {
echo <<<EOD
<p class="error">Не все переменные определены</p>
EOD;
}
}
?>
</body>
</html>
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Main.java:1: error: class, interface, or enum expected
/<!DOCTYPE html>
^
Main.java:1: error: class, interface, or enum expected
/<!DOCTYPE html>
^
Main.java:1: error: class, interface, or enum expected
/<!DOCTYPE html>
^
Main.java:1: error: class, interface, or enum expected
/<!DOCTYPE html>
^
Main.java:7: error: malformed floating point literal
p {font-size: 1.2em;}
^
Main.java:7: error: class, interface, or enum expected
p {font-size: 1.2em;}
^
Main.java:8: error: class, interface, or enum expected
.error {color: Blue; font-size: 2em;}
^
Main.java:8: error: malformed floating point literal
.error {color: Blue; font-size: 2em;}
^
Main.java:8: error: class, interface, or enum expected
.error {color: Blue; font-size: 2em;}
^
Main.java:9: error: class, interface, or enum expected
form>label {display: block; margin: 5px 10px}
^
Main.java:10: error: class, interface, or enum expected
input {padding: 4px;}
^
Main.java:11: error: class, interface, or enum expected
fieldset {width: 200px; margin: 5px 10px}
^
Main.java:12: error: illegal character: '#'
input[type="submit"] {border: 3px solid #ffcc00; background: #efe4bd; margin: 5px 10px; padding: 4px;}
^
Main.java:12: error: class, interface, or enum expected
input[type="submit"] {border: 3px solid #ffcc00; background: #efe4bd; margin: 5px 10px; padding: 4px;}
^
Main.java:12: error: illegal character: '#'
input[type="submit"] {border: 3px solid #ffcc00; background: #efe4bd; margin: 5px 10px; padding: 4px;}
^
Main.java:12: error: class, interface, or enum expected
input[type="submit"] {border: 3px solid #ffcc00; background: #efe4bd; margin: 5px 10px; padding: 4px;}
^
Main.java:12: error: class, interface, or enum expected
input[type="submit"] {border: 3px solid #ffcc00; background: #efe4bd; margin: 5px 10px; padding: 4px;}
^
Main.java:12: error: class, interface, or enum expected
input[type="submit"] {border: 3px solid #ffcc00; background: #efe4bd; margin: 5px 10px; padding: 4px;}
^
Main.java:17: error: unclosed character literal
if ($_SERVER['REQUEST_METHOD'] != 'POST')
^
Main.java:17: error: unclosed character literal
if ($_SERVER['REQUEST_METHOD'] != 'POST')
^
Main.java:17: error: unclosed character literal
if ($_SERVER['REQUEST_METHOD'] != 'POST')
^
Main.java:17: error: unclosed character literal
if ($_SERVER['REQUEST_METHOD'] != 'POST')
^
Main.java:41: error: class, interface, or enum expected
case "+": $r=$_POST["x"]+$_POST["y"]; break;
^
Main.java:42: error: class, interface, or enum expected
case "-": $r=$_POST["x"]-$_POST["y"]; break;
^
Main.java:42: error: class, interface, or enum expected
case "-": $r=$_POST["x"]-$_POST["y"]; break;
^
Main.java:43: error: class, interface, or enum expected
case "*": $r=$_POST["x"]*$_POST["y"]; break;
^
Main.java:43: error: class, interface, or enum expected
case "*": $r=$_POST["x"]*$_POST["y"]; break;
^
Main.java:44: error: class, interface, or enum expected
case "/": $r=$_POST["x"]/$_POST["y"]; break;
^
Main.java:44: error: class, interface, or enum expected
case "/": $r=$_POST["x"]/$_POST["y"]; break;
^
Main.java:45: error: class, interface, or enum expected
default : $r="???????? ?? ??????????????";
^
Main.java:46: error: class, interface, or enum expected
}
^
Main.java:48: error: class, interface, or enum expected
}
^
Main.java:51: error: <identifier> expected
<p class="error">?? ??? ?????????? ??????????</p>
^
Main.java:51: error: illegal start of type
<p class="error">?? ??? ?????????? ??????????</p>
^
Main.java:51: error: <identifier> expected
<p class="error">?? ??? ?????????? ??????????</p>
^
Main.java:51: error: ';' expected
<p class="error">?? ??? ?????????? ??????????</p>
^
Main.java:51: error: ';' expected
<p class="error">?? ??? ?????????? ??????????</p>
^
Main.java:51: error: illegal start of type
<p class="error">?? ??? ?????????? ??????????</p>
^
Main.java:51: error: ';' expected
<p class="error">?? ??? ?????????? ??????????</p>
^
Main.java:52: error: <identifier> expected
EOD;
^
Main.java:54: error: class, interface, or enum expected
}
^
41 errors