Custom HTML Block Extension

Library files that are already in the WordPress core are not permitted.

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

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

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.

Use of heredoc and nowdoc syntax ("<<<") is not allowed; use standard strings or inline HTML instead

Detected usage of a possibly undefined superglobal array index: $_SERVER[&#039;REQUEST_URI&#039;]. Use isset() or empty() to check the index exists before using it

$_SERVER[&#039;REQUEST_URI&#039;] not unslashed before sanitization. Use wp_unslash() or similar

Detected usage of a non-sanitized input variable: $_SERVER[&#039;REQUEST_URI&#039;]

Detected usage of a possibly undefined superglobal array index: $_SERVER[&#039;REQUEST_URI&#039;]. Use isset() or empty() to check the index exists before using it

$_SERVER[&#039;REQUEST_URI&#039;] not unslashed before sanitization. Use wp_unslash() or similar