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Newsletter Subscription Form 1.4.4

Does Newsletter Subscription Form 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: 20.92 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 version6.0.2
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 2,000+
WordPress.org page https://wordpress.org/plugins/newsletter-subscription-form/
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Pages 4

Newsletter Subscription Form ‹ Test site — WordPress

Page screenshot: Newsletter Subscription Form ‹ Test site — WordPress
URL /wp-admin/admin.php?page=nls-weblizar
Requested URL /wp-admin/plugins.php?action=activate&plugin=newsletter-subscription-form%2Fnewsletter-subscription-form.php&plugin_status=all&paged=1&s&_wpnonce=27fc7cc3b0
Aspect after-activation
HTTP status 200
Load time 1.130 s
Memory usage 8.69 MiB
JS errors None
Resource errors None

Newsletter Subscription Form

Page screenshot: Newsletter Subscription Form
URL /wp-admin/admin.php?page=nls-weblizar
Aspect menu-item
HTTP status 200
Load time 0.687 s
Memory usage 8.69 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 0.338 s
Memory usage 3.58 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 2.040 s
Memory usage 5.55 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
    }
]
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.375 s0.311 s-0.064 s3.72 MiB3.74 MiB+ 20.41 KiB
/wp-admin/edit.php0.206 s0.215 s+0.009 s3.76 MiB3.78 MiB+ 19.7 KiB
/wp-admin/post-new.php1.725 s1.275 s-0.450 s5.55 MiB5.58 MiB+ 28.77 KiB
/wp-admin/upload.php0.454 s0.355 s-0.099 s3.69 MiB3.7 MiB+ 19.28 KiB
/wp-admin/options-writing.php0.154 s0.150 s-0.004 s3.62 MiB3.68 MiB+ 63.19 KiB
/wp-admin/media-new.php0.458 s0.230 s-0.228 s3.66 MiB3.68 MiB+ 19.45 KiB
/wp-admin/edit-tags.php?taxonomy=category0.201 s0.194 s-0.007 s3.69 MiB3.71 MiB+ 20.36 KiB
/wp-admin/post-new.php?post_type=page0.922 s1.159 s+0.237 s5.54 MiB5.56 MiB+ 20.36 KiB
/wp-admin/options-discussion.php0.221 s0.249 s+0.028 s3.6 MiB3.62 MiB+ 19.77 KiB
/wp-admin/edit-comments.php0.224 s0.225 s+0.001 s3.7 MiB3.72 MiB+ 19.3 KiB
/0.283 s0.319 s+0.036 s3.6 MiB3.58 MiB- 20.48 KiB
Average 0.475 s0.426 s-0.049 s4.01 MiB4.03 MiB+ 20.92 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.

SVG
CSS
PHP
Language % Lines of code Comment lines Files
SVG37.0%8,777123
CSS28.6%6,794435
PHP21.6%5,1242,55217
JavaScript7.7%1,8181118
PO File5.2%1,2332,5382
Total 23,746 5,256 35

PHP Code Analysis | More results »

Lines of code 2,388
Total complexity 548
Median class complexity 54.0
Median method complexity 1.0
Most complex class Spyc
Most complex function Spyc::_toType()
Classes 5
Methods 210
Functions 26

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 1

Options wp_options 4

Sidebar Widgets 1

ID Name
nls_form_widgetNewsletter Form Widget

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide the "Newsletter Subscription Form" Admin Menu