示例#1
0
<?php

// Runs in PHP7, not PHP5
// Coercive mode
function sumOfInts(int ...$ints)
{
    return array_sum($ints);
}
?>
<html>
<body style="font-size: 14pt;">
    <img src="static/logo150.png"/>
    Hello, <?php 
echo $_SERVER['REMOTE_ADDR'];
?>
    <p>
    It is now <?php 
echo date(DATE_RFC2822);
?>
    <p>
    Welcome to PHP<?php 
echo sumOfInts(1, '2', 4);
?>
    <a href="http://php.net/">PHP</a>,
    running on a
    <a href="http://rumpkernel.org">rump kernel</a>...
    <p>
    Try <a href="phpinfo.php">phpinfo()</a>.
</body>
</html>
示例#2
0
<?php

// Coercive mode
function sumOfInts(int ...$ints)
{
    return array_sum($ints);
}
var_dump(sumOfInts('21', '3*', 4.1));
// int(9)
<?php

/** 
 * This kind of function declaration allows to pass as many parameters as we want
 * In PHP this is known as scalar type functions, an aproximation to the partials functions 
**/
// Coercive mode
function sumOfInts(int ...$ints)
{
    return array_sum($ints);
}
var_dump(sumOfInts(2, '3', 4.1, 20));
示例#4
0
<head>
    <meta charset="UTF-8">
    <title>Scalar Type Declarations</title>
    <link rel="stylesheet" type="text/css" href="../style.css">
    <script src="../jquery.min.js" type="text/javascript" charset="utf-8"></script>
    <script src="../action.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
    <h2>Coercive</h2>
    <pre>
        // Coercive mode
        function sumOfInts(int ...$ints)
        {
            return array_sum($ints);
        }

        var_dump(sumOfInts(2, '3', 4.1));
    </pre>
    <input id="display" type="button" value="Show" onclick="show('coercive');">
    <div class="code coercive">
        <?php 
function sumOfInts(int ...$ints)
{
    return array_sum($ints);
}
var_dump(sumOfInts(2, '3', 4.1));
?>
    </div>

</body>
</html>
示例#5
0
<?php

declare (strict_types=1);
function sumOfInts(int ...$ints)
{
    return array_sum($ints);
}
sumOfInts(2, '3', 4.1);