Not using strict comparison for in_array; supply true for $strict argument.

Unnecessary "echo sprintf(...)" found. Use "printf(...)" instead.

date() is affected by runtime timezone changes which can cause date/time to be incorrectly displayed. Use gmdate() instead.

A file should either contain function declarations or OO structure declarations, but not both. Found 1 function declaration(s) and 1 OO structure declaration(s). The first function declaration was found on line 394; the first OO declaration was found on line 38

Doc comment short description must start with a capital letter

Opening brace must be the last content on the line

Doc comment short description must start with a capital letter

Stylesheets must be registered/enqueued via wp_enqueue_style()

Scripts must be registered/enqueued via wp_enqueue_script()

Doc comment short description must start with a capital letter

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, pat-s/always-upload-cache@v1.1.4. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

The following actions use a deprecated Node.js version and will be forced to run on node20: actions/checkout@v2, pat-s/always-upload-cache@v1.1.4. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `save-state` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `save-state` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

Loose comparisons are not allowed. Expected: "==="; Found: "=="

Processing form data without nonce verification.

This comment is 43% valid code; is this commented out code?

Property name "$_instance" should not be prefixed with an underscore to indicate visibility

json_encode() is discouraged. Use wp_json_encode() instead.

Loose comparisons are not allowed. Expected: "==="; Found: "=="

Processing form data without nonce verification.

Processing form data without nonce verification.

Loose comparisons are not allowed. Expected: "!=="; Found: "!="