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MC4WP: Mailchimp for WordPress 4.8.8

Does MC4WP: Mailchimp for WordPress work with WordPress 6.0.2 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
No PHP errors, warnings or notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Looks good! No problems were detected.
Performance

Memory usage: 163.75 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.035 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version6.0.2
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 1,000,000+
WordPress.org page https://wordpress.org/plugins/mailchimp-for-wp/
Badges

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Pages 8

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=mailchimp-for-wp%2Fmailchimp-for-wp.php&plugin_status=all&paged=1&s&_wpnonce=42e3b1732b
Aspect after-activation
HTTP status 200
Load time 0.432 s
Memory usage 4 MiB
JS errors None
Resource errors None

MC4WP

Page screenshot: MC4WP
URL /wp-admin/admin.php?page=mailchimp-for-wp
Aspect menu-item
HTTP status 200
Load time 0.211 s
Memory usage 3.88 MiB
JS errors None
Resource errors None

MC4WP → Form

Page screenshot: MC4WP → Form
URL /wp-admin/admin.php?page=mailchimp-for-wp-forms&view=add-form
Requested URL /wp-admin/admin.php?page=mailchimp-for-wp-forms
Aspect menu-item
HTTP status 200
Load time 0.202 s
Memory usage 3.89 MiB
JS errors None
Resource errors None

MC4WP → Integrations

Page screenshot: MC4WP → Integrations
URL /wp-admin/admin.php?page=mailchimp-for-wp-integrations
Aspect menu-item
HTTP status 200
Load time 0.198 s
Memory usage 3.9 MiB
JS errors None
Resource errors None

MC4WP → Other

Page screenshot: MC4WP → Other
URL /wp-admin/admin.php?page=mailchimp-for-wp-other
Aspect menu-item
HTTP status 200
Load time 0.194 s
Memory usage 3.9 MiB
JS errors None
Resource errors None

MC4WP → Add-ons

Page screenshot: MC4WP → Add-ons
URL /wp-admin/admin.php?page=mailchimp-for-wp-extensions
Aspect menu-item
HTTP status 200
Load time 0.199 s
Memory usage 3.86 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 0.221 s
Memory usage 3.66 MiB
JS errors None
Resource errors None

Widgets ‹ Test site — WordPress

Page screenshot: Widgets ‹ Test site — WordPress
URL /wp-admin/widgets.php
Aspect new-sidebar-widgets
HTTP status 200
Load time 2.535 s
Memory usage 5.64 MiB
JS errors
External errors: The following JavaScript errors were probably triggered by WordPress itself, or by compatibility issues in the test runner. They are not related to the plugin. 
[
    {
        "message": "TypeError: Cannot read properties of null (reading 'offsetHeight')\n    at t (/wp-includes/js/dist/widgets.min.js?ver=80e98954519d1dad7a91a2248dbc2cc9:7:10419)\n    at IntersectionObserver.n.threshold (/wp-includes/js/dist/widgets.min.js?ver=80e98954519d1dad7a91a2248dbc2cc9:7:10591)",
        "trace": null,
        "code": null
    },
    {
        "message": "TypeError: Cannot read properties of null (reading 'offsetHeight')\n    at t (/wp-includes/js/dist/widgets.min.js?ver=80e98954519d1dad7a91a2248dbc2cc9:7:10419)\n    at IntersectionObserver.n.threshold (/wp-includes/js/dist/widgets.min.js?ver=80e98954519d1dad7a91a2248dbc2cc9:7:10591)",
        "trace": null,
        "code": null
    }
]
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.321 s0.301 s-0.020 s3.72 MiB3.89 MiB+ 173.24 KiB
/wp-admin/edit.php0.192 s0.186 s-0.006 s3.76 MiB3.92 MiB+ 171.41 KiB
/wp-admin/post-new.php0.871 s1.403 s+0.532 s5.55 MiB5.68 MiB+ 133.12 KiB
/wp-admin/upload.php0.384 s0.522 s+0.138 s3.69 MiB3.85 MiB+ 172.11 KiB
/wp-admin/options-writing.php0.161 s0.166 s+0.005 s3.62 MiB3.83 MiB+ 215.28 KiB
/wp-admin/media-new.php0.400 s0.179 s-0.221 s3.66 MiB3.83 MiB+ 172.28 KiB
/wp-admin/edit-tags.php?taxonomy=category0.200 s0.203 s+0.003 s3.69 MiB3.86 MiB+ 172.45 KiB
/wp-admin/post-new.php?post_type=page0.751 s0.742 s-0.009 s5.54 MiB5.67 MiB+ 128.75 KiB
/wp-admin/options-discussion.php0.206 s0.214 s+0.008 s3.6 MiB3.83 MiB+ 236.17 KiB
/wp-admin/edit-comments.php0.207 s0.213 s+0.006 s3.7 MiB3.86 MiB+ 171.4 KiB
/0.263 s0.215 s-0.048 s3.6 MiB3.66 MiB+ 55.02 KiB
Average 0.360 s0.395 s+0.035 s4.01 MiB4.17 MiB+ 163.75 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.

PHP
JavaScript
CSS
Language % Lines of code Comment lines Files
PHP68.5%8,3625,380123
JavaScript14.7%1,79619137
CSS8.1%988408
Markdown7.2%87901
SVG0.8%9513
XML0.7%9102
Total 12,211 5,612 174

PHP Code Analysis | More results »

Lines of code 6,960
Total complexity 1,408
Median class complexity 13.5
Median method complexity 1.0
Most complex class MC4WP_API_V3
Most complex function _mc4wp_update_groupings_data()
Classes 66
Methods 555
Functions 56

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.

Options wp_options 4

Custom Post Types 1

ID Name
mc4wp-formMailchimp Sign-up Forms

Sidebar Widgets 1

ID Name
mc4wp_form_widgetMailchimp Sign-Up Form

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide MC4WP: Mailchimp for WordPress Admin Menus