Qwizcards | online quizzes and flashcards 3.97

Does "Qwizcards | online quizzes and flashcards" work with WordPress 6.8.2 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
1PHP deprecation warnings
1Database errors
6Unrecognized messages in the PHP error log
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 80.28 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment
WordPress version6.8.2
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 200+
WordPress.org page https://wordpress.org/plugins/qwiz-online-quizzes-and-flashcards/
Badges

WordPress compatibility badge PHP compatibility badge

Get badge code

Pages 3

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=qwiz-online-quizzes-and-flashcards%2Fqwizcards-header.php&plugin_status=all&paged=1&s&_wpnonce=e321e9686a
Aspect after-activation
HTTP status 200
Load time 0.943 s
Memory usage 10.93 MiB
JS errors None
Resource errors None

Settings → Qwizcards

Page screenshot: Settings → Qwizcards
URL /wp-admin/options-general.php?page=qwiz-admin
Aspect menu-item
HTTP status 200
Load time 0.896 s
Memory usage 3.62 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.409 s
Memory usage 3.52 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.476 s0.309 s-0.167 s3.51 MiB3.58 MiB+ 73.85 KiB
/wp-admin/edit.php0.203 s0.201 s-0.002 s3.57 MiB3.64 MiB+ 67.68 KiB
/wp-admin/post-new.php0.775 s0.741 s-0.034 s6.06 MiB6.25 MiB+ 191.42 KiB
/wp-admin/upload.php0.581 s0.557 s-0.024 s3.52 MiB3.57 MiB+ 50.27 KiB
/wp-admin/options-writing.php0.199 s0.211 s+0.012 s3.5 MiB3.55 MiB+ 54.27 KiB
/wp-admin/media-new.php0.273 s0.296 s+0.023 s3.49 MiB3.55 MiB+ 62.46 KiB
/wp-admin/edit-tags.php?taxonomy=category0.238 s0.195 s-0.043 s3.5 MiB3.58 MiB+ 73.13 KiB
/wp-admin/post-new.php?post_type=page0.615 s0.678 s+0.063 s6.05 MiB6.24 MiB+ 191.31 KiB
/wp-admin/options-discussion.php0.326 s0.423 s+0.097 s3.5 MiB3.55 MiB+ 50.77 KiB
/wp-admin/edit-comments.php0.202 s0.205 s+0.003 s3.52 MiB3.57 MiB+ 50.27 KiB
/0.309 s0.355 s+0.046 s3.5 MiB3.52 MiB+ 17.63 KiB
Average 0.382 s0.379 s-0.002 s3.98 MiB4.05 MiB+ 80.28 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

JavaScript
PHP
CSS
Language % Lines of code Comment lines Files
JavaScript81.2%38,8191,06120
PHP9.9%4,7378710
CSS8.7%4,17323010
SVG0.1%62010
Total 47,791 1,378 50

PHP Code Analysis | More results »

Lines of code 4,648
Total complexity 637
Median class complexity 0.0
Median method complexity 0.0
Most complex class
Most complex function qwiz_parse_dataset_questions()
Classes 0
Methods 0
Functions 94

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Database Tables 2

Options wp_options 2

PHP Error Log 24 lines

[26-Aug-2025 18:21:48 UTC] PHP Deprecated:  Automatic conversion of false to array is deprecated in /wp-content/plugins/qwiz-online-quizzes-and-flashcards/qwizcards-plugin.php on line 1534
[26-Aug-2025 18:21:48 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $current_qwiz_textentry_suggestions_ver: 
[26-Aug-2025 18:21:48 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $qwiz_textentry_suggestions_ver: 3.1
[26-Aug-2025 18:21:48 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $sql: 
            SELECT   TABLE_CATALOG
            FROM     information_schema.TABLES
            WHERE    TABLE_NAME = 'wp_qwiz_textentry_suggestions'
            
[26-Aug-2025 18:21:48 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $rows: Array
(
    [0] => Array
        (
            [0] => def
        )

)

[26-Aug-2025 18:21:48 UTC] WordPress database error You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '%i' at line 1 for query DELETE FROM %i made by require_once('wp-admin/admin.php'), require_once('wp-load.php'), require_once('wp-config.php'), require_once('wp-settings.php'), do_action('plugins_loaded'), WP_Hook->do_action, WP_Hook->apply_filters, qwiz_textentry_suggestions_data_update
[26-Aug-2025 18:21:50 UTC] [qwiz_admin_sample_buttons.php] $_REQUEST: Array
(
    [theme_stylesheet] => /wp-content/themes/twentyseventeen/style.css
)

[26-Aug-2025 18:21:50 UTC] [qwiz_admin_sample_buttons.php] $theme_stylesheet: /wp-content/themes/twentyseventeen/style.css
See also: All tests for this plugin, How to Hide the "Qwizcards" Admin Menu