| 代码如下 |
复制代码 |
<!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>php教程提取文章内容图片地址正则表达式</title>
</head> <body>
<form id="form1" name="form1" method="post" action="">
<p>
<label for="body"></label>
<textarea name="body" id="body" cols="45" rows="5"></textarea>
</p>
<p>
<input type="submit" name="button" id="button" value="提交" />
</p>
</form>
</body>
</html>
<?
if( $_post )
{
$body = $_post['body'];
preg_match_all("/(src|src)=["|'| ]{0,}((.*).(gif|jpg|jpeg|png|bmp))/isu",$body,$array);
if( $array )
{
echo '取得图片地址';
print_r($array);
}
else
{
echo '文章内容中不存在有效的图片地址';
}
} /*测试
输入 这里是www.phprm.com为你提供一款正则取处文章内容中的图片地址代码如下
<img src=http://filesimg.phprm.com/2010/03/20100811004403298.gif />
fdsafdsafsa
结果：
取得图片地址array
(
[0] => array
(
[0] => src=http://filesimg.phprm.com/2010/03/20100811004403298.gif
) [1] => array
(
[0] => src
) [2] => array
(
[0] => http://filesimg.phprm.com/2010/03/20100811004403298.gif
) [3] => array
(
[0] => http://www.phprm.com/a
) [4] => array
(
[0] => gif
) )
?> |
教程地址：http://www.phprm.com/code/34459.html
欢迎转载！但请带上文章地址^^