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PHP Manual

escapeshellarg

(PHP 4 >= 4.0.3, PHP 5)

escapeshellargEscape a string to be used as a shell argument

설명

string escapeshellarg ( string $arg )

escapeshellarg() adds single quotes around a string and quotes/escapes any existing single quotes allowing you to pass a string directly to a shell function and having it be treated as a single safe argument. This function should be used to escape individual arguments to shell functions coming from user input. The shell functions include exec(), system() and the backtick operator.

인수

arg

The argument that will be escaped.

반환값

The escaped string.

예제

Example #1 escapeshellarg() example

<?php
system
('ls '.escapeshellarg($dir));
?>

참고


Program execution 함수 목록
PHP Manual