src/sb/Web/Captcha.php
public function addInterference()
    {

        for($i=0;$i<20;$i++){
            $radius =  rand(0,150);
            imageellipse($this->image, rand(0,200), rand(0,200), $radius, $radius, $this->ink_color);
        }
    }
public function addInterference()
    {

        for($i=0;$i<20;$i++){
            $radius =  rand(0,150);
            imageellipse($this->image, rand(0,200), rand(0,200), $radius, $radius, $this->ink_color);
        }
    }
public function addInterference ( ) { for ( $ i = 0 ; $ i < 20 ; $ i ++ ) { $ radius = rand ( 0 , 150 ) ; imageellipse ( $ this -> image , rand ( 0 , 200 ) , rand ( 0 , 200 ) , $ radius , $ radius , $ this -> ink_color ) ; } }
Adds interference as circles int he backgroun the make it more difficult to parse.  This is optional
Adds interference as circles int he backgroun the make it more difficult to parse . This is optional