douhao123457 2014-06-06 11:15
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如何在PHP中为wordwrap()添加唯一的后缀?

I am trying to wrap a long text into 140 characters. This doesn't mean i don't need the text after 140 characters. I just need the text to be in chunks of 140 characters each. I first tried chunk_split but that was not up my expectations. Then i tried wordwrap() and that works. But my question though is i figured out how to add a custom "..." at the end of every wrapped string of 137 characters that counts up to 140 chars with "...". But how can i add custom suffix to every wrapped string? like "this is a string (1)", "this is a second string (2)" and so on instead of "..."? Basically i want numbers 1, 2, 3 etc. at the end of every wrapped string instead of the current "..." (dots). Here's my code:

<html>
   <form name="longstring" action="longstring.php" method="POST">
      <textarea rows="5" cols="100" name="typehere"></textarea>
      <input type="submit" value ="submit">
   </from>

   <br/>

   <?php
      $longstring = $_POST["typehere"];
      echo wordwrap($longstring,137,"...<br>") ;
    ?>
</html>
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4条回答 默认 最新

  • duanqi6274 2014-06-06 11:34
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    My idea:

    <?php
          $longstring = $_POST["typehere"];
          $wrapped = wordwrap($longstring,137,"<br>");
          $exploded = explode("<br>",$wrapped);
          $i=1;
          foreach($exploded as $x)
          {
            echo $x." (".$i++.") <br>";
          }
    ?>
    

    Output generated by wrapping 13 characters:

    Lorem Ipsum (1)
    is simply (2)
    dummy text of (3)
    the printing (4)
    and (5)
    typesetting (6)
    industry. (7)
    Lorem Ipsum (8)
    has been the (9) 
    
    ...
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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