public static function checkEmailAddress($value) {
        $value = filter_var(trim($value),FILTER_SANITIZE_EMAIL);
        
        //validate the email address format
        if(!empty($value) && filter_var($value, FILTER_VALIDATE_EMAIL) === false){            
            throw new HpsInvalidRequestException(
                HpsExceptionCodes::INVALID_EMAIL_ADDRESS, 'Invalid email address'
            );
        }

        //validate length of input data and throw exception
        if (!empty(self::$_inputFldMaxLength['Email']) && strlen($value) > self::$_inputFldMaxLength['Email']) {            
            $errorMessage = "The value for Email can be no more than " . self::$_inputFldMaxLength['Email'] . ' characters, Please try again after making corrections';
            throw new HpsInvalidRequestException(
                HpsExceptionCodes::INVALID_INPUT_LENGTH, $errorMessage
            );
        }
        return $value;
    }
public static function checkEmailAddress($value) {
        $value = filter_var(trim($value),FILTER_SANITIZE_EMAIL);
        
        //validate the email address format
        if(!empty($value) && filter_var($value, FILTER_VALIDATE_EMAIL) === false){            
            throw new HpsInvalidRequestException(
                HpsExceptionCodes::INVALID_EMAIL_ADDRESS, 'Invalid email address'
            );
        }

        //validate length of input data and throw exception
        if (!empty(self::$_inputFldMaxLength['Email']) && strlen($value) > self::$_inputFldMaxLength['Email']) {            
            $errorMessage = "The value for Email can be no more than " . self::$_inputFldMaxLength['Email'] . ' characters, Please try again after making corrections';
            throw new HpsInvalidRequestException(
                HpsExceptionCodes::INVALID_INPUT_LENGTH, $errorMessage
            );
        }
        return $value;
    }
public static function checkEmailAddress ( $ value ) { $ value = filter_var ( trim ( $ value ) , FILTER_SANITIZE_EMAIL ) ; //validate the email address format if ( ! empty ( $ value ) && filter_var ( $ value , FILTER_VALIDATE_EMAIL ) === false ) { throw new HpsInvalidRequestException ( HpsExceptionCodes :: INVALID_EMAIL_ADDRESS , 'Invalid email address' ) ; } //validate length of input data and throw exception if ( ! empty ( self :: $ _inputFldMaxLength [ 'Email' ] ) && strlen ( $ value ) > self :: $ _inputFldMaxLength [ 'Email' ] ) { $ errorMessage = "The value for Email can be no more than " . self :: $ _inputFldMaxLength [ 'Email' ] . ' characters, Please try again after making corrections' ; throw new HpsInvalidRequestException ( HpsExceptionCodes :: INVALID_INPUT_LENGTH , $ errorMessage ) ; } return $ value ; }
This method clears the user input and return the email in correct format or throw an exception

@param string $value this is user entered email address
@return string
@throws HpsInvalidRequestException
This method clears the user input and return the email in correct format or throw an exception