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- <!doctype html>
- <html>
- <head>
- <title>11.Numbers from 1 to n</title>
- <meta charset="windows-1251"/>
- </head>
- <body>
- <h2>Номера от 1 до n</h2>
- <form action="<?php echo $_SERVER['PHP_SELF'];?>" method="get">
- Въведете цяло число: <input name="number" size="10">
- <input type="submit" name="send" value="ОК">
- </form>
- <?php
- if(isset ($_GET['send'])) {
- $number = $_GET['number'];
- //ctype_digit($number) - проверява дали стойността е цяло число
- if(ctype_digit($number)){
- for ($i=1;$i<=$number; $i++){
- echo $i."<br/>";
- }
- }
- else{
- echo "Въведената стойност не е цяло число. Въведете цяло число!";
- }
- }
- ?>
- </body>
- </html>
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