is_tainted
PHP function
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(PECL taint >=0.1.0)
Check whether a string is tainted
Description
is_tainted(string $string): bool
Checks whether the given value carries the taint mark. Only strings can ever be tainted; any other type returns false.
Parameters
stringThe value to check.
Return Values
Returns true if the value is a tainted string, false otherwise. Always returns false when taint.enable is off.
Examples
is_tainted() example
php
<?php
$name = $_GET['name'] ?? 'world';
var_dump(is_tainted($name));
?>The above example will output something similar to:
output
bool(true)