<?php
 
function calculate_stars($max, $rating){
	$full_stars=floor($rating);
	$half_stars = ceil($rating-$full_stars);
	$gray_stars = $max-($full_stars + $half_stars);
	return array ($full_stars, $half_stars, $gray_stars);
}
 
function display_star($rating){
	$output="";
	$number_stars = calculate_stars(5,$rating);
	$full = $number_stars[0];
	$half = $number_stars[1];
	$gray = $number_stars[2];
	$output ='<ul class="star-rating">';
	if($gray)
		for ($i=0;$i<$gray;$i++)
		{
			$output .= '<li class="star-icon">&#9734;</li>';
		}
 
	if($half){
		$output .= '<li class="star-icon half">&#9734;</li>';
	}
 
	if($full){
		for($i=0; $i<$full;$i++)
		{
			$output .= '<li class="star-icon full">&#9734;</li>';
		}
	}
 
	$output .='</ul>';
	return $output;
 
}
 
echo display_star(2.5);
 
exit;
 

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