php CI variable out the database

[eluser]pragmatical[/eluser]
I have a problem .

I have saved in a database table standard_content the follow text : $this->config->item('plaats')

now want i this on my site whit this:

$content = $st_content->result_array();
echo $content[0]['content'];

but then i see this "$this->config->item('plaats')" but i want to see "Amsterdam"

can someone help me.

Sorry for my bad englisch

Richard