In this post, This function checks whether a variable is of type URL or not.

1. Code:

  <?php
	function checkIsUrl($var){
		return false !== filter_var($var, FILTER_VALIDATE_URL);
	} 
	var_dump(checkIsUrl("https://soltuts.com/tag/php/"));
	echo "<br>";
	var_dump(checkIsUrl("on"));
?> 

2. Example:

Input:

Input: "https://soltuts.com/"
Input: "Soltuts"

Output:

Output: true
Output: false