Header Footer Code Manager 1.1.27

Does Header Footer Code Manager work with WordPress 6.0.1 and PHP 7.4.8? A smoke test was performed on .

Summary

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

Memory usage: 28.04 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 version6.0.1
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 300,000+
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=4747f07953
Aspect after-activation
HTTP status 200
Load time 0.480 s
Memory usage 3.72 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 0.304 s
Memory usage 3.69 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 0.750 s
Memory usage 3.9 MiB
JS errors
[
    {
        "message": "TypeError: Cannot read properties of null (reading 'addEventListener')\n    at HTMLDocument.<anonymous> (/wp-content/plugins/header-footer-code-manager/js/nnr-hfcm-showboxes.js?ver=6.0.1:168:55)\n    at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,wp-codemirror,underscore&ver=6.0.1:2:30038)\n    at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,wp-codemirror,underscore&ver=6.0.1:2:30340)",
        "trace": null,
        "code": null
    }
]
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 0.158 s
Memory usage 3.73 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=6.0.1:148:106)\n    at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=6.0.1:2:30038)\n    at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=6.0.1:2:30340)",
        "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 0.215 s
Memory usage 3.57 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.369 s0.340 s-0.029 s3.72 MiB3.74 MiB+ 22.89 KiB
/wp-admin/edit.php0.206 s0.212 s+0.006 s3.75 MiB3.78 MiB+ 22.16 KiB
/wp-admin/post-new.php1.106 s1.332 s+0.226 s5.55 MiB5.58 MiB+ 31.23 KiB
/wp-admin/upload.php0.466 s0.493 s+0.027 s3.68 MiB3.71 MiB+ 22.34 KiB
/wp-admin/options-writing.php0.171 s0.253 s+0.082 s3.62 MiB3.68 MiB+ 66.27 KiB
/wp-admin/media-new.php0.537 s0.235 s-0.302 s3.66 MiB3.68 MiB+ 22.52 KiB
/wp-admin/edit-tags.php?taxonomy=category0.208 s0.205 s-0.003 s3.69 MiB3.71 MiB+ 23.42 KiB
/wp-admin/post-new.php?post_type=page0.965 s1.036 s+0.071 s5.54 MiB5.56 MiB+ 22.82 KiB
/wp-admin/options-discussion.php0.241 s0.237 s-0.004 s3.6 MiB3.68 MiB+ 86.84 KiB
/wp-admin/edit-comments.php0.224 s0.224 s+0.000 s3.69 MiB3.72 MiB+ 21.78 KiB
/0.286 s0.231 s-0.055 s3.6 MiB3.57 MiB- 33.8 KiB
Average 0.434 s0.436 s+0.002 s4.01 MiB4.04 MiB+ 28.04 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
CSS
PO File
Language % Lines of code Comment lines Files
PHP64.4%1,9992675
CSS19.6%609173
PO File8.5%2652641
JavaScript7.4%230213
SVG0.0%101
Total 3,104 569 13

PHP Code Analysis | More results »

Lines of code 1,470
Total complexity 265
Median class complexity 132.5
Median method complexity 2.0
Most complex class NNR_HFCM
Most complex function NNR_HFCM::hfcm_add_snippets()
Classes 2
Methods 49
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

The log file is empty.

See also: All tests for this plugin, How to Hide Header Footer Code Manager Admin Menus