Medium-like estimated reading time in PHP as on https://forrst.com/posts/Medium_like_estimated_reading_time_in_PHP-G6j

estimated_reading_time.php

<?php
function read_time($text){
    $words = str_word_count(strip_tags($text));
	$min = floor($words / 200);
	if($min === 0){
		return "1 min read";
	}
	return $min . " min read";

}
?>