PHP采集代码实例
Jun 13, 2016 am 11:34 AM
function preg_substr($start, $end, $str) // 正则截取函数
{
$temp = preg_split($start, $str);
$content = preg_split($end, $temp[1]);
return $content[0];
}
function str_substr($start, $end, $str) // 字符串截取函数
{
$temp = explode($start, $str, 2);
$content = explode($end, $temp[1], 2);
return $content[0];
}
// ---------------- 使用实例 ----------------
$str = iconv("UTF-8", "GB2312", file_get_contents("http://www.bkjia.com"));
echo ('标题: ' . str_substr("
echo ('作者: ' . preg_substr("/userid=d+">/", "//", $str)); // 通过正则提取作者
echo ('内容: ' . str_substr('
?>

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