可以按您指定的每行字数来断行，比较方便，有一定用处。
<?php
// text_wrap( $text, $max_width, $html_type )
// $text 要格式的东西
// $max_width - 格式的长度
// $html_type 格式的方式
Function text_wrap( $text, $max_width, $html_type )
{
// $cnt keeps track of the position of t
// he last break
$cnt = 0;
if (!strcmp("PRE", $html_type))
$line_break = "n";
else
$line_break = "<BR>n";
echo "<$html_type>n";
for ($i = $max_width; $i < strlen($text); $i += $max_width)
{
$width = $max_width;
while ($text[$i] != ' ' && $text[$i] != 'n' && $text[i] != 't')
{
$i--;
$width--;
}
echo substr($text, $cnt, $width),$line_break;
$cnt = $i+1;
}
$last_line = substr($text, $cnt);
if ($last_line[0] != ' ')
echo substr($text, $cnt);
else
echo substr($text, $cnt+1);
echo "</$html_type>n";
}
// 下面是个测试，你将这篇文章另存试一下
$line = ""When considering the use of a server side";
$line = "$line language, such as php3, you have to weigh";
$line = "$line the load on your server against the benefits";
$line = "$line of the language. For many, especially with";
$line = "$line regards to php3, the benefits are worth the";
$line = "$line sacrifice. For some tasks it is unimaginable";
$line = "$line how difficult they would be without server side";
$line = "$line scripting. There is certainly something to be";
$line = "$line said for web content that is dynamic -- it";
$line = "$line keeps people coming back." -- The Webmaster";
text_wrap($line, 60, "BLOCKQUOTE"); //调用函数
?>
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