php/hello.php · 881 字节 · 下载原文

<?php
// hello.php —— 都来码 / Dolaima 的 PHP 前端最小例程
// 跑法（桌面）： dotnet scripts/vmlcli/bin/Release/net10.0/vmlcli.dll <编译出的 .vmb>
// 编译：      dotnet third_party/vml/VMLPrepares/PhpCompiler/bin/Release/net10.0/PhpCompiler.dll hello.php --vmb hello.vmb

echo "你好，世界！
";

// 变量、算术、字符串拼接
$name = "PHP";
echo "Hello from " . $name . "
";
echo 2 + 3 * 4, "
";        // 14
echo 2 ** 10, "
";          // 1024

// 控制流
for ($i = 1; $i <= 5; $i++) {
    echo $i, " ";
}
echo "
";

// 函数
function square($x) {
    return $x * $x;
}
echo square(7), "
";        // 49

// 数组 + foreach
$nums = [3, 1, 2];
$sum = 0;
foreach ($nums as $n) {
    $sum = $sum + $n;
}
echo "sum=", $sum, "
";     // sum=6

// 内置函数
echo strtoupper("hello"), "
";
echo strlen("hello"), "
";
echo max(3, 9), "
";
?>