Report - Header Footer Code Manager 1.1.12

Does Header Footer Code Manager work with WordPress 5.8 and PHP 7.4.8? A smoke test was performed on 2021-09-04 20:15:38 UTC.

Summary

Errors

	No PHP errors, warnings or notices
1	JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 27.22 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 version	5.8
PHP version	7.4.8
MySQL version	8.0.21
PHP memory limit	256M

Plugin Info

Last updated	2025-08-27T14:07:00+00:00
Active installs	600,000+
WordPress.org page	https://wordpress.org/plugins/header-footer-code-manager/
Badges	Get badge code

Pages 5

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=d98d4f9f19
Aspect	after-activation
HTTP status	200
Load time	0.417 s
Memory usage	3.06 MiB
JS errors	None
Resource errors	None

HFCM

URL	/wp-admin/admin.php?page=hfcm-list
Aspect	menu-item
HTTP status	200
Load time	0.176 s
Memory usage	3.03 MiB
JS errors	None
Resource errors	None

HFCM → Add New

URL	/wp-admin/admin.php?page=hfcm-create
Aspect	menu-item
HTTP status	200
Load time	0.721 s
Memory usage	3.18 MiB
JS errors	None
Resource errors	None

HFCM → Tools

URL	/wp-admin/admin.php?page=hfcm-tools
Aspect	menu-item
HTTP status	200
Load time	0.149 s
Memory usage	3.06 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=5.8:87:102)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.8:2:30038)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils&ver=5.8:2:30340)", "trace": null, "code": null } ]`
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.208 s
Memory usage	2.92 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.314 s	0.309 s	-0.005 s	3.08 MiB	3.1 MiB	+ 22.58 KiB
/wp-admin/edit.php	0.188 s	0.202 s	+0.014 s	3.11 MiB	3.2 MiB	+ 86.56 KiB
/wp-admin/post-new.php	0.989 s	1.064 s	+0.075 s	5.27 MiB	5.3 MiB	+ 32.42 KiB
/wp-admin/upload.php	0.635 s	0.481 s	-0.154 s	3.03 MiB	3.05 MiB	+ 22.03 KiB
/wp-admin/options-writing.php	0.202 s	0.217 s	+0.015 s	3.02 MiB	3.03 MiB	+ 6.02 KiB
/wp-admin/media-new.php	0.283 s	0.226 s	-0.057 s	3.01 MiB	3.03 MiB	+ 22.2 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.216 s	0.203 s	-0.013 s	3.04 MiB	3.06 MiB	+ 23.11 KiB
/wp-admin/post-new.php?post_type=page	1.099 s	0.801 s	-0.298 s	5.26 MiB	5.28 MiB	+ 28.01 KiB
/wp-admin/options-discussion.php	0.306 s	0.323 s	+0.017 s	3 MiB	3.03 MiB	+ 22.53 KiB
/wp-admin/edit-comments.php	0.304 s	0.230 s	-0.074 s	3.04 MiB	3.06 MiB	+ 21.47 KiB
/	0.304 s	0.232 s	-0.072 s	2.91 MiB	2.92 MiB	+ 12.43 KiB
Average	0.440 s	0.390 s	-0.050 s	3.43 MiB	3.46 MiB	+ 27.22 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 File	58.1%	3,157	865	21
	PHP	28.9%	1,572	245	5
	CSS	10.8%	588	17	3
	JavaScript	2.2%	117	7	3
Total			5,434	1,134	32

PHP Code Analysis | More results »

Lines of code	1,111
Total complexity	209
Median class complexity	104.5
Median method complexity	1.5
Most complex class	NNR_HFCM
Most complex function	NNR_HFCM::hfcm_add_snippets()

Classes	2
Methods	44
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

wp_hfcm_scripts

Options `wp_options` 2

hfcm_activation_date
hfcm_db_version

PHP Error Log

The log file is empty.

Header Footer Code Manager 1.1.12