Header Footer Code Manager 1.1.16

Does Header Footer Code Manager work with WordPress 5.9 and PHP 7.4.8? A smoke test was performed on .

Summary

Errors
2PHP warnings
2PHP notices
1JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 43.15 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 version5.9
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 500,000+
WordPress.org page https://wordpress.org/plugins/header-footer-code-manager/
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Pages 5

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=header-footer-code-manager%2F99robots-header-footer-code-manager.php&plugin_status=all&paged=1&s&_wpnonce=72223c7d8d
Aspect after-activation
HTTP status 200
Load time 0.337 s
Memory usage 3.35 MiB
JS errors None
Resource errors None

HFCM

Page screenshot: HFCM
URL /wp-admin/admin.php?page=hfcm-list
Aspect menu-item
HTTP status 200
Load time 0.330 s
Memory usage 3.25 MiB
JS errors None
Resource errors None

HFCM → Add New

Page screenshot: HFCM → Add New
URL /wp-admin/admin.php?page=hfcm-create
Aspect menu-item
HTTP status 200
Load time 0.642 s
Memory usage 3.41 MiB
JS errors None
Resource errors None

HFCM → Tools

Page screenshot: HFCM → Tools
URL /wp-admin/admin.php?page=hfcm-tools
Aspect menu-item
HTTP status 200
Load time 0.159 s
Memory usage 3.29 MiB
JS errors
[
    {
        "message": "TypeError: $(...).selectize is not a function\n    at HTMLDocument.<anonymous> (/wp-content/plugins/header-footer-code-manager/js/nnr-hfcm-showboxes.js?ver=5.9:87:102)\n    at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.9:2:30038)\n    at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.9:2:30340)",
        "trace": null,
        "code": null
    }
]
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 0.287 s
Memory usage 3.36 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.322 s0.297 s-0.025 s3.36 MiB3.39 MiB+ 22.89 KiB
/wp-admin/edit.php0.189 s0.187 s-0.002 s3.39 MiB3.42 MiB+ 22.16 KiB
/wp-admin/post-new.php0.889 s1.046 s+0.157 s6.14 MiB6.17 MiB+ 27.23 KiB
/wp-admin/upload.php0.389 s0.347 s-0.042 s3.24 MiB3.33 MiB+ 94.34 KiB
/wp-admin/options-writing.php0.287 s0.145 s-0.142 s3.24 MiB3.25 MiB+ 14.21 KiB
/wp-admin/media-new.php0.236 s0.194 s-0.042 s3.22 MiB3.31 MiB+ 94.52 KiB
/wp-admin/edit-tags.php?taxonomy=category0.193 s0.179 s-0.014 s3.25 MiB3.34 MiB+ 95.42 KiB
/wp-admin/post-new.php?post_type=page0.987 s0.909 s-0.078 s6.14 MiB6.16 MiB+ 22.82 KiB
/wp-admin/options-discussion.php0.226 s0.278 s+0.052 s3.22 MiB3.25 MiB+ 30.84 KiB
/wp-admin/edit-comments.php0.215 s0.206 s-0.009 s3.26 MiB3.35 MiB+ 85.78 KiB
/0.344 s0.214 s-0.130 s3.4 MiB3.36 MiB- 35.55 KiB
Average 0.389 s0.364 s-0.025 s3.81 MiB3.85 MiB+ 43.15 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.

PO File
PHP
CSS
Language % Lines of code Comment lines Files
PO File56.4%3,15786521
PHP30.9%1,7312505
CSS10.6%594173
JavaScript2.1%11773
SVG0.0%101
Total 5,600 1,139 33

PHP Code Analysis | More results »

Lines of code 1,244
Total complexity 231
Median class complexity 115.5
Median method complexity 2.0
Most complex class NNR_HFCM
Most complex function NNR_HFCM::hfcm_add_snippets()
Classes 2
Methods 45
Functions 0

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 2

PHP Error Log 4 lines

[25-Jan-2022 22:25:37 UTC] PHP Notice:  Undefined variable: ex_posts in /wp-content/plugins/header-footer-code-manager/99robots-header-footer-code-manager.php on line 882
[25-Jan-2022 22:25:37 UTC] PHP Warning:  in_array() expects parameter 2 to be array, null given in /wp-content/plugins/header-footer-code-manager/99robots-header-footer-code-manager.php on line 882
[25-Jan-2022 22:25:37 UTC] PHP Notice:  Undefined variable: s_posts in /wp-content/plugins/header-footer-code-manager/99robots-header-footer-code-manager.php on line 886
[25-Jan-2022 22:25:37 UTC] PHP Warning:  in_array() expects parameter 2 to be array, null given in /wp-content/plugins/header-footer-code-manager/99robots-header-footer-code-manager.php on line 886
See also: All tests for this plugin, How to Hide Header Footer Code Manager Admin Menus