Header Footer Code Manager 1.1.37

Does Header Footer Code Manager work with WordPress 6.5.4 and PHP 8.1.12? 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: 9.7 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 version6.5.4
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 600,000+
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=a5e97a3145
Aspect after-activation
HTTP status 200
Load time 0.474 s
Memory usage 3.4 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 0.325 s
Memory usage 3.36 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 0.589 s
Memory usage 3.59 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=6.5.4:168:55)\n    at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,wp-codemirror,underscore&ver=6.5.4:2:27028)\n    at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,wp-codemirror,underscore&ver=6.5.4:2:27330)",
        "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 0.184 s
Memory usage 3.41 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=6.5.4:148:106)\n    at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=6.5.4:2:27028)\n    at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=6.5.4:2:27330)",
        "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 0.233 s
Memory usage 3.37 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.346 s0.321 s-0.025 s3.44 MiB3.46 MiB+ 22.19 KiB
/wp-admin/edit.php0.210 s0.208 s-0.002 s3.46 MiB3.48 MiB+ 21.83 KiB
/wp-admin/post-new.php0.950 s0.612 s-0.338 s5.59 MiB5.62 MiB+ 27.16 KiB
/wp-admin/upload.php0.547 s0.483 s-0.064 s3.38 MiB3.39 MiB+ 5.91 KiB
/wp-admin/options-writing.php0.222 s0.212 s-0.010 s3.37 MiB3.37 MiB- 2.11 KiB
/wp-admin/media-new.php0.305 s0.262 s-0.043 s3.35 MiB3.37 MiB+ 18.1 KiB
/wp-admin/edit-tags.php?taxonomy=category0.283 s0.204 s-0.079 s3.37 MiB3.39 MiB+ 23.27 KiB
/wp-admin/post-new.php?post_type=page0.544 s0.588 s+0.044 s5.59 MiB5.61 MiB+ 22.75 KiB
/wp-admin/options-discussion.php0.313 s0.485 s+0.172 s3.36 MiB3.36 MiB+ 6.42 KiB
/wp-admin/edit-comments.php0.265 s0.222 s-0.043 s3.39 MiB3.4 MiB+ 5.22 KiB
/0.307 s0.210 s-0.097 s3.42 MiB3.37 MiB- 44.01 KiB
Average 0.390 s0.346 s-0.044 s3.79 MiB3.8 MiB+ 9.7 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
PHP65.1%2,0952685
CSS19.0%612173
PO File8.7%2812691
JavaScript7.1%230213
SVG0.0%101
Total 3,219 575 13

PHP Code Analysis | More results »

Lines of code 1,529
Total complexity 292
Median class complexity 146.0
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