Loan Calculator WP

The $text parameter must be a single text string literal. Found: $loan_term_field_label

The $text parameter must be a single text string literal. Found: $repayment_frequency_field_label

The $text parameter must be a single text string literal. Found: $interest_rate_field_label

The $text parameter must be a single text string literal. Found: $interest_rate_field_label

The $text parameter must be a single text string literal. Found: $balloon_amount_field_label

The $text parameter must be a single text string literal. Found: $payment_mode_field_label

Short PHP opening tag used with echo; expected "<?php echo esc_attr ..." but found "<?= esc_attr ..."

Short PHP opening tag used with echo; expected "<?php echo esc_attr ..." but found "<?= esc_attr ..."

Short PHP opening tag used with echo; expected "<?php echo esc_html ..." but found "<?= esc_html ..."

Sanitization missing for register_setting().