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Header Footer Code Manager 1.1.35

Does Header Footer Code Manager work with WordPress 6.3.1 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: 11.11 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 version6.3.1
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
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=e481349d74
Aspect after-activation
HTTP status 200
Load time 0.328 s
Memory usage 2.78 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 0.276 s
Memory usage 2.75 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 0.550 s
Memory usage 2.98 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=6.3.1:168:55)\n    at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,wp-codemirror,underscore&ver=6.3.1:2:26990)\n    at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,wp-codemirror,underscore&ver=6.3.1:2:27292)",
        "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 0.165 s
Memory usage 2.8 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=6.3.1:148:106)\n    at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=6.3.1:2:26990)\n    at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=6.3.1:2:27292)",
        "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 0.162 s
Memory usage 3.13 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.341 s0.284 s-0.057 s2.82 MiB2.84 MiB+ 18.94 KiB
/wp-admin/edit.php0.198 s0.186 s-0.012 s2.85 MiB2.87 MiB+ 18.21 KiB
/wp-admin/post-new.php0.732 s0.748 s+0.016 s5.21 MiB5.24 MiB+ 23.29 KiB
/wp-admin/upload.php0.572 s0.565 s-0.007 s2.77 MiB2.77 MiB+ 2.29 KiB
/wp-admin/options-writing.php0.216 s0.198 s-0.018 s2.76 MiB2.76 MiB- 5.73 KiB
/wp-admin/media-new.php0.367 s0.203 s-0.164 s2.74 MiB2.75 MiB+ 14.48 KiB
/wp-admin/edit-tags.php?taxonomy=category0.181 s0.183 s+0.002 s2.76 MiB2.78 MiB+ 19.66 KiB
/wp-admin/post-new.php?post_type=page0.567 s0.569 s+0.002 s5.21 MiB5.23 MiB+ 18.88 KiB
/wp-admin/options-discussion.php0.220 s0.216 s-0.004 s2.75 MiB2.75 MiB+ 2.8 KiB
/wp-admin/edit-comments.php0.388 s0.216 s-0.172 s2.78 MiB2.78 MiB+ 1.6 KiB
/0.289 s0.188 s-0.101 s3.13 MiB3.14 MiB+ 7.84 KiB
Average 0.370 s0.323 s-0.047 s3.25 MiB3.26 MiB+ 11.11 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