## $str .= ( 1 > 2 ) ? ( '; uh oh 1>2' ) : ('; ok 1<2');
## is the same as like
if( 1 > 2 ) 
{
    $str .= ( '; uh oh 1>2' );
}
else
{
    $str .= ( '; ok 1<2' );
}