解决CI框架的Disallowed Key Characters错误提示_PHP教程

<span function</span> _clean_input_keys(<span $str</span><span )
{
    </span><span if</span> ( ! <span preg_match</span>("/^[a-z0-9:_\/-]+$/i", <span $str</span><span ))
    {
        </span><span exit</span>('Disallowed Key Characters.'<span );
    }
    </span><span //</span><span  Clean UTF-8 if supported</span>
    <span if</span> (UTF8_ENABLED === <span TRUE</span><span )
    {
        </span><span $str</span> = <span $this</span>->uni->clean_string(<span $str</span><span );
    }
    </span><span return</span> <span $str</span><span ;
}</span>

<span function</span> _clean_input_keys(<span $str</span><span )   
{   
    </span><span $config</span> = &get_config('config'<span );   
    </span><span if</span> ( ! <span preg_match</span>("/^[".<span $config</span>['permitted_uri_chars']."]+$/i", <span rawurlencode</span>(<span $str</span><span )))   
    {   
        </span><span exit</span>('Disallowed Key Characters.'<span );   
    }   
    
    </span><span //</span><span  Clean UTF-8 if supported</span>
    <span if</span> (UTF8_ENABLED === <span TRUE</span><span )
    {
        </span><span $str</span> = <span $this</span>->uni->clean_string(<span $str</span><span );
    }
    </span><span return</span> <span $str</span><span ;   
}  </span>