function pregReplaceStr($filter_content_arr, $content)
{
$start_str = $filter_content_arr['start_str'];
$end_str = $filter_content_arr['end_str'];
$preg = buildPregByStr($start_str, $end_str);
$filter_content_arr['preg'] = $preg;
preg_match($preg, $content, $arr);
$content = $arr[1];
return $content;
}
function getReplaceResult($filter_content_arr, $content)
{
$start_str = $filter_content_arr['start_str'];
$end_str = $filter_content_arr['end_str'];
preg_match(buildPregByStr($start_str, $end_str), $content, $arr);
$content = $arr[1];
if (!empty($filter_content_arr['delete_str'])) {
foreach ($filter_content_arr['delete_str'] as $key => $val) {
if (is_array($val)) {
$delete_start_str = $val['start_str'];
$delete_end_str = $val['end_str'];
$content = preg_replace(buildPregByStr($delete_start_str, $delete_end_str), '', $content);
} else {
$content = preg_replace("/" . escape_preg_chars($val) . "/", '', $content);
}
}
}
return $content;
}