Undefined index: discount_code

  • PHP Notice: Undefined index: discount_code in /path/to/wp-content/plugins/goaffpro/goaffpro.php on line 140

    Change to.

    $coupon_code = isset( $_COOKIE['discount_code'] ) ? sanitize_text_field( $_COOKIE['discount_code'] ) : '';

    Use PHPStan or other static analysis tool to highlight these errors.

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