Qwizcards | online quizzes and flashcards 3.96

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/
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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=6d88235790
Aspect after-activation
HTTP status 200
Load time 0.884 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 0.821 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 0.472 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.php0.515 s0.287 s-0.228 s3.51 MiB3.58 MiB+ 73.85 KiB
/wp-admin/edit.php0.239 s0.200 s-0.039 s3.57 MiB3.64 MiB+ 67.68 KiB
/wp-admin/post-new.php0.857 s1.341 s+0.484 s6.06 MiB6.25 MiB+ 191.42 KiB
/wp-admin/upload.php0.818 s0.645 s-0.173 s3.52 MiB3.57 MiB+ 50.27 KiB
/wp-admin/options-writing.php0.219 s0.223 s+0.004 s3.5 MiB3.55 MiB+ 54.27 KiB
/wp-admin/media-new.php0.262 s0.310 s+0.048 s3.49 MiB3.55 MiB+ 62.46 KiB
/wp-admin/edit-tags.php?taxonomy=category0.177 s0.190 s+0.013 s3.5 MiB3.58 MiB+ 73.13 KiB
/wp-admin/post-new.php?post_type=page1.193 s0.973 s-0.220 s6.05 MiB6.24 MiB+ 191.31 KiB
/wp-admin/options-discussion.php0.511 s0.452 s-0.059 s3.5 MiB3.55 MiB+ 50.77 KiB
/wp-admin/edit-comments.php0.251 s0.223 s-0.028 s3.52 MiB3.57 MiB+ 50.27 KiB
/0.315 s0.388 s+0.073 s3.5 MiB3.52 MiB+ 17.62 KiB
Average 0.487 s0.476 s-0.011 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%38,8121,08520
PHP9.9%4,7268810
CSS8.7%4,17323010
SVG0.1%62010
Total 47,773 1,403 50

PHP Code Analysis | More results »

Lines of code 4,638
Total complexity 631
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

[24-Aug-2025 22:25:07 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 1524
[24-Aug-2025 22:25:07 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $current_qwiz_textentry_suggestions_ver: 
[24-Aug-2025 22:25:07 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $qwiz_textentry_suggestions_ver: 3.1
[24-Aug-2025 22:25:07 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $sql: 
            SELECT   TABLE_CATALOG
            FROM     information_schema.TABLES
            WHERE    TABLE_NAME = 'wp_qwiz_textentry_suggestions'
            
[24-Aug-2025 22:25:07 UTC] [qwizcards-plugin.php > qwiz_textentry_suggestions_data_update] $rows: Array
(
    [0] => Array
        (
            [0] => def
        )

)

[24-Aug-2025 22:25:07 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
[24-Aug-2025 22:25:10 UTC] [qwiz_admin_sample_buttons.php] $_REQUEST: Array
(
    [theme_stylesheet] => /wp-content/themes/twentyseventeen/style.css
)

[24-Aug-2025 22:25:10 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