SubHeading

Missing "License" in Plugin Header. Please update your Plugin Header with a valid GPLv2 (or later) compatible license.

load_plugin_textdomain() has been discouraged since WordPress version 4.6. When your plugin is hosted on WordPress.org, you no longer need to manually include this function call for translations under your plugin slug. WordPress will automatically load the translations for you as needed.

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$subheading'.

The $domain parameter must be a single text string literal. Found: $this->tag

The $domain parameter must be a single text string literal. Found: $this->tag

The $domain parameter must be a single text string literal. Found: $this->tag

The $domain parameter must be a single text string literal. Found: $this->tag

All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '__'.

The $domain parameter must be a single text string literal. Found: $this->tag

Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "get_the_subheading".