Select Code to Download

$temp = eval { $mech->get($imgsrc) };
if( not $temp ){
...
}

eval { $mech->get( $imgsrc ); };
if( not $mech->res->is_success ){
    ...
}

if( not eval { $mech->get( $imgsrc ); 1 } ){
    ...
}

eval { $mech->get( $imgsrc ); 1 }
    or do {
        ...
};