wp> $search_query = "Dalton's Law
";
string(18) "Dalton's Law
"
wp> $query = apply_filters( 'get_search_query', $search_query );
string(18) "Dalton's Law
"
wp> $esc_html = esc_html( $query );
string(29) "Dalton's Law
"
wp> $sanitized = sanitize_text_field( $query );
string(12) "Dalton's Law"