content-type

PHP中 header 函数专门用于设置响应头

①content-type: text/html

<?php
    header('Content-Type: text/html; charset=UTF-8');
?>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>这是一个网页内容</title>
</head>
<body>
  <h1>这是一个网页内容</h1>
</body>
</html>

②content-type : text / css

<?php
    header('Content-Type: text/css; charset=UTF-8');
?>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>这是一个网页内容</title>
</head>
<body>
  <h1>这是一个网页内容</h1>
</body>
</html>

③content-type : application/javascript

<?php
    header('Content-Type: application/javascript; charset=UTF-8');
?>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>这是一个网页内容</title>
</head>
<body>
  <h1>这是一个网页内容</h1>
</body>
</html>

③charset = GBK

<?php
    header('Content-Type: application/javascript; charset=GBK');
?>

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>这是一个网页内容</title>
</head>
<body>
  <h1>这是一个网页内容</h1>
</body>
</html>