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- <html>
- <meta charset="utf8">
- <?php
- if(($_POST['text_1']==null)or($_POST['text_2']==null)){?>
- <form action="index.php" method="post">
- <input type="text" name="text_1"><br>
- <input type="text" name="text_2"><br>
- <button type="submit">Go</button>
- </form>
- <?php
- }else{
- /*код из вашего примера без номеров строк разумеется*/
- }
- ?>
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