src/Koldy/Request.php
public static function getGetParameter(string $name, string $default = null, array $allowed = null): string
    {
        return self::get('GET', $name, $default, $allowed);
    }
public static function getGetParameter(string $name, string $default = null, array $allowed = null): string
    {
        return self::get('GET', $name, $default, $allowed);
    }
public static function getGetParameter ( string $ name , string $ default = null , array $ allowed = null ) : string { return self :: get ( 'GET' , $ name , $ default , $ allowed ) ; }
Returns the GET parameter

@param string $name
@param string $default [optional]
@param array $allowed [optional]

@return string
@throws Exception
@link http://koldy.net/docs/input#get
Returns the GET parameter