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PHP Functions
Function: escapeshellarg (PHP 4 >= 4.0.3, PHP 5) escapeshellarg -- Escape a string to be used as a shell argumentDescriptionstring 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 . Parameters
arg The argument that will be escaped. Return ValuesThe escaped string. Examples
Example 1. escapeshellarg() example <?php system('ls '.escapeshellarg($dir)); ?> Related Function(s) |