- exec()、passthru()、system()、 shell_exec()。
function exec(string $command,array[optional] $output,int[optional] $return_value)
header("content-type:text/html;charset=gb2312");
// echo exec("ipconfig",$file);
// echo "</br>";
// print_r($file);
$a = exec("ipconfig",$out,$status);
print_r($a);
echo "<br>-----------------------------------------------------<br>";
echo "<pre>";
//print_r($out);
var_dump($out);
echo "</pre>";
echo "<br>-----------------------------------------------------<br>";
print_r($status);
执行结果:
Array( [0] => index.php [1] => test.php)
function passthru(string $command,int[optional] $return_value)
<?php
passthru("ls");
?>
index.phptest.php
function system(string $command,int[optional] $return_value)
<?php
system("ls /");
?>
binbootcgroupdevetchomeliblost+foundmediamntoptprocrootsbinselinuxsrvsystmpusrvar
代码:
<?php
echo `pwd`;
?>
/var/www/html