默认值 array(7) ( "width" => integer 150 "height" => integer 50 "complexity" => integer 4 "background" => empty "fonts" => array(1) ( 0 => string(21) "fonts/DejaVuSerif.ttf" ) "promote" => bool false "life" => integer 1800 )
array(7) ( "width" => integer 150 "height" => integer 50 "complexity" => integer 4 "background" => empty "fonts" => array(1) ( 0 => string(21) "fonts/DejaVuSerif.ttf" ) "promote" => bool false "life" => integer 1800 )