这里我以mysql查询日志为源文件输入,直接显示到网页中查看。
<?php
$file = 'mysqld-slow.log';
$fp = fopen($file, "r");
$line = 5000;
$pos = -2;
$t = " ";
$data = " ";
while ($line > 0)
{
while ($t != "\n")
{
$flag = fseek($fp, $pos, SEEK_END);
if (fseek($fp, $pos, SEEK_END) == -1) {
rewind($fp);
$t = "\n";
$line = 0;
} else {
$t = fgetc($fp);
$pos--;
}
}
$t = " ";
$line--;
}
while(!feof($fp)){
$data .= fgets($fp);
$data .= '<br />';
}
fclose($fp);
echo $data
?>
<?php
$file = '/path/to/file';
$fp = fopen($file, "r");
$line = 2000;
$pos = -2;
$t = " ";
$data = " ";
while ($line > 0)
{
while ($t != "\n")
{
$flag = fseek($fp, $pos, SEEK_END);
if (fseek($fp, $pos, SEEK_END) == -1) {
rewind($fp);
$t = "\n";
$line = 0;
} else {
$t = fgetc($fp);
$pos--;
}
}
$t = " ";
$line--;
}
while(!feof($fp)){
$data .= fgets($fp);
$data .= '<br />';
}
fclose($fp);
echo $data
?>
亿速云「云服务器」,即开即用、新一代英特尔至强铂金CPU、三副本存储NVMe SSD云盘,价格低至29元/月。点击查看>>
免责声明:本站发布的内容(图片、视频和文字)以原创、转载和分享为主,文章观点不代表本网站立场,如果涉及侵权请联系站长邮箱:is@yisu.com进行举报,并提供相关证据,一经查实,将立刻删除涉嫌侵权内容。