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@ 2016-05-15T12:58:47Z

<?php

 function roundRating($rating)
   {

    if($rating>=5 && $rating<0){
             $rating=0;
         }

        $a=(int)$rating/1;
        $b= sprintf('%3f',$rating-$a);

        if(($b>=.1) && ($b<=.2)){
            $b=0;
            $rating=$a;
        }
        elseif(($b>=.3 && $b<=.4)|| ($b>=.6 && $b<=.7)){
            $b=.5;
            $rating=$a+$b;
        }
        elseif(($b>=.8) && ($b<=.9)){
            $b=1;
            $rating=$a+$b;
            $a=$rating;
        }
        else{}


		return $rating;       
   }

   echo roundRating(3.3);

Output
Performance
VLD
References
Branches

sprintf: documentation ( source)

preferences:dark modelive previewkey bindings

26.67 ms | 404 KiB | 5 Q