php把文本框回车转换成html换行

2024-09-04 11:48:07

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>无标题文档</title>

</head>

<body>

<form id="form1" name="form1" method="post" action="">

  <label>

  <textarea name="t" id="t" cols="45" rows="5"></textarea>

  </label>

  <label>

  <input type="submit" name="button" id="button" value="提交" />

  </label>

</form>

<?php

if($_POST){

  echo str_replace(chr(13),'<br>',$_POST['t']);

}

?>

</body>

</html>