--- fenglin/lib/str_process.inc.php	2004/06/28 22:55:35	1.4
+++ fenglin/lib/str_process.inc.php	2004/12/10 15:54:32	1.5
@@ -56,4 +56,20 @@ function str_process($str,$prefix="",$wi
 	return $result;
 }
 
+function str_b_lines($str,$max_line=1)
+{
+	$result = "";
+	$l = 0;
+	$lines = explode("\n",str_replace("\r\n","\n",$str));
+	foreach($lines as $line)
+	{
+		$result .= ($line."\r\n");
+		$l += (strlen($line)/256 + 1);
+		if ($l >= $max_line)
+			break;
+	}
+
+	return $result;
+}
+
 ?>