PHP 언어는 블로그 홈 페이지 소스 코드를 구현합니다.

<nav class="navbar navbar-expand-lg navbar-dark bg-dark fixed-top">
  <div class="container">
    <a class="navbar-brand" href="/">My Blog</a>
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarResponsive" aria-controls="navbarResponsive" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarResponsive">
      <ul class="navbar-nav ml-auto">
        <li class="nav-item active">
          <a class="nav-link" href="/">首页
            <span class="sr-only">(current)</span>
          </a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="/articles">文章列表</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="/about">关于我</a>
        </li>
      </ul>
    </div>
  </div>
</nav>

<div class="container">
  <div class="row">
    <?php
      $articles = get_articles(); // 获取文章列表数据
      foreach ($articles as $article) {
    ?>
    <div class="col-lg-4 col-md-6 mb-4">
      <div class="card h-100">
        <a href="/article/<?php echo $article['id']; ?>"><img class="card-img-top" src="<?php echo $article['cover_image']; ?>" alt=""></a>
        <div class="card-body">
          <h4 class="card-title">
            <a href="/article/<?php echo $article['id']; ?>"><?php echo $article['title']; ?></a>
          </h4>
          <p class="card-text"><?php echo $article['summary']; ?></p>
        </div>
        <div class="card-footer">
          <small class="text-muted"><?php echo $article['created_at']; ?></small>
        </div>
      </div>
    </div>
    <?php
      }
    ?>
  </div>
</div>

<div class="card my-4">
  <h5 class="card-header">分类</h5>
  <div class="card-body">
    <div class="row">
      <?php
        $categories = get_categories(); // 获取分类数据
        foreach ($categories as $category) {
      ?>
      <div class="col-lg-6">
        <ul class="list-unstyled mb-0">
          <li>
            <a href="/categories/<?php echo $category['id']; ?>"><?php echo $category['name']; ?></a>
          </li>
        </ul>
      </div>
      <?php
        }
      ?>
    </div>
  </div>
</div>

<div class="card my-4">
  <h5 class="card-header">标签</h5>
  <div class="card-body">
    <div class="row">
      <?php
        $tags = get_tags(); // 获取标签数据
        foreach ($tags as $tag) {
      ?>
      <div class="col-lg-6">
        <ul class="list-unstyled mb-0">
          <li>
            <a href="/tags/<?php echo $tag['id']; ?>"><?php echo $tag['name']; ?></a>
          </li>
        </ul>
      </div>
      <?php
        }
      ?>
    </div>
  </div>
</div>

<form class="form-inline my-2 my-lg-0" action="/search" method="GET">
  <input class="form-control mr-sm-2" type="search" placeholder="搜索" name="keyword" required>
  <button class="btn btn-outline-success my-2 my-sm-0" type="submit">搜索</button>
</form>