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php 使用流程控制替换语法, 替换HTML 循环列表(1124)
高空中的云
Original
589 people have browsed it

在html中写php,用到流程控制的替换语法

原则是用冒号:替换掉{}

知识点

  1. if (true) {
  2. echo 'xxx';
  3. } else {
  4. echo 'xxxx';
  5. }
  6. // 替换语法
  7. if (true) :
  8. echo 'xxx';
  9. else :
  10. echo 'xxxx';
  11. endif;
  12. if (true) :
  13. echo 'xxx';
  14. elseif (true) :
  15. echo 'xxxx';
  16. elseif (true) :
  17. echo 'xxxx';
  18. endif;
  19. switch (true) :
  20. case 'xxx':
  21. //....
  22. break;
  23. case 'xxx':
  24. //....
  25. break;
  26. case 'xxx':
  27. //....
  28. break;
  29. default:
  30. //...
  31. endswitch;
  32. while (true) {
  33. //...
  34. }
  35. while (true) :
  36. //...
  37. endwhile;
  38. for (;;) {
  39. //....
  40. }
  41. for (;;) :
  42. //....
  43. endfor;
  44. foreach ($data as $k=>$v) {
  45. }
  46. foreach ($data as $k=>$v) :
  47. endforeach;

新闻列表

  1. <?php
  2. // 导入外部数据
  3. $news = require 'data/news.php';
  4. ?>
  5. <div class="news">
  6. <h3>新闻列表</h3>
  7. <div class="list">
  8. <?php foreach ($news as $new) :
  9. if($new['id'] <= 5) :
  10. ?>
  11. <a href="<?=$new['url'] ?>"><?=$new['title'] ?></a>
  12. <?php endif; endforeach ?>
  13. </div>
  14. </div>

产品列表

  1. <?php
  2. // 当然,也可以在循环体直接写for(i=1;i<=8;i++);不用在这里定义了
  3. $products = [1,2,3,4,5,6,7,8];
  4. ?>
  5. <div class="items">
  6. <h3>产品列表</h3>
  7. <div class="list">
  8. <?php foreach ($products as $product) : ?>
  9. <div class="item">
  10. <img src="static/images/item<?=$product ?>.jpeg" alt="" />
  11. <a href="">最新产品<?=$product ?></a>
  12. </div>
  13. <?php endforeach ?>
  14. </div>
  15. </div>
Correcting teacher:PHPzPHPz

Correction status:qualified

Teacher's comments:
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