Question

How to validate an integer is a range with filter_var() function in PHP

Answer 1

/*
mixed filter_var ( mixed $variable [, int $filter = FILTER_DEFAULT [, mixed $options ]] )
*/
   
$int = 300;
$min = 1;
$max = 100;

if (filter_var($int, FILTER_VALIDATE_INT, array("options" => array("min_range"=>$min, "max_range"=>$max))) === false) 
    echo("Integer value is not in range");
else 
    echo("Integer  value is in range");

        
/*
run:
    
Integer value is not in range 
  
*/

 

70+ SQL courses for beginners and professionals