Report - Simple Custom CSS and JS 3.14

Does Simple Custom CSS and JS work with WordPress 4.9.4 and PHP 7.0.16? A smoke test was performed on 2018-02-08 23:22:18 UTC.

Summary

Errors

	No PHP errors, warnings or notices
	No JavaScript exceptions
	All test pages loaded successfully
2	Resource errors (CSS, JS, images, fonts and so on.) 2 404 Not Found

Performance

Memory usage: 176.33 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	4.9.4
PHP version	7.0.16
MySQL version	5.7.17
PHP memory limit	256M

Plugin Info

Last updated	2026-03-06T19:56:00+00:00
Active installs	700,000+
WordPress.org page	https://wordpress.org/plugins/custom-css-js/
Badges	Get badge code

Pages 7

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?activate=true&plugin_status=all&paged=1&s=
Requested URL	/wp-admin/plugins.php?action=activate&plugin=custom-css-js%2Fcustom-css-js.php&plugin_status=all&paged=1&s&_wpnonce=765c56ed7e
Aspect	after-activation
HTTP status	200 OK
Load time	0.174 s
Memory usage	3.05 MiB
JS errors	None
Resource errors	None

Custom CSS & JS

URL	/wp-admin/edit.php?post_type=custom-css-js
Aspect	menu-item
HTTP status	200 OK
Load time	0.037 s
Memory usage	3.07 MiB
JS errors	None
Resource errors	None

Custom CSS & JS → Add Custom CSS

URL	/wp-admin/post-new.php?post_type=custom-css-js&language=css
Aspect	menu-item
HTTP status	200 OK
Load time	0.083 s
Memory usage	3.13 MiB
JS errors	None
Resource errors	None

Custom CSS & JS → Add Custom JS

URL	/wp-admin/post-new.php?post_type=custom-css-js&language=js
Aspect	menu-item
HTTP status	200 OK
Load time	0.059 s
Memory usage	3.12 MiB
JS errors	None
Resource errors	None

Custom CSS & JS → Add Custom HTML

URL	/wp-admin/post-new.php?post_type=custom-css-js&language=html
Aspect	menu-item
HTTP status	200 OK
Load time	0.058 s
Memory usage	3.12 MiB
JS errors	None
Resource errors	None

Custom CSS & JS → Settings

URL	/wp-admin/edit.php?post_type=custom-css-js&page=custom-css-js-config
Aspect	menu-item
HTTP status	200 OK
Load time	0.040 s
Memory usage	3.01 MiB
JS errors	None
Resource errors	`[ { "errorCode": 5, "errorString": "Operation canceled", "status": 404, "statusText": "Not Found", "url": "[testSite]/wp-content/plugins/custom-css-js/assets/tipsy.css?ver=3.14" }, { "errorCode": 5, "errorString": "Operation canceled", "status": 404, "statusText": "Not Found", "url": "[testSite]/wp-content/plugins/custom-css-js/assets/jquery.tipsy.js?ver=3.14" } ]`

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200 OK
Load time	0.135 s
Memory usage	2.75 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.144 s	0.127 s	-0.017 s	2.97 MiB	3.18 MiB	+ 215.72 KiB
/wp-admin/edit.php	0.112 s	0.114 s	+0.002 s	3 MiB	3.21 MiB	+ 216.86 KiB
/wp-admin/post-new.php	0.191 s	0.195 s	+0.004 s	3.07 MiB	3.36 MiB	+ 297.44 KiB
/wp-admin/upload.php	0.113 s	0.127 s	+0.014 s	2.9 MiB	3.06 MiB	+ 167.81 KiB
/wp-admin/options-writing.php	0.089 s	0.093 s	+0.004 s	2.89 MiB	3.02 MiB	+ 129.79 KiB
/wp-admin/media-new.php	0.053 s	0.077 s	+0.024 s	2.88 MiB	3.01 MiB	+ 129.79 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.097 s	0.091 s	-0.006 s	2.92 MiB	3.07 MiB	+ 145.79 KiB
/wp-admin/post-new.php?post_type=page	0.187 s	0.169 s	-0.018 s	3.07 MiB	3.34 MiB	+ 274.18 KiB
/wp-admin/options-discussion.php	0.080 s	0.100 s	+0.020 s	2.89 MiB	3.02 MiB	+ 135.95 KiB
/wp-admin/edit-comments.php	0.081 s	0.132 s	+0.051 s	2.93 MiB	3.1 MiB	+ 179.42 KiB
/	0.110 s	0.129 s	+0.019 s	2.7 MiB	2.75 MiB	+ 46.91 KiB
Average	0.114 s	0.123 s	+0.009 s	2.93 MiB	3.1 MiB	+ 176.33 KiB

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.

Options `wp_options` 2

ccj__activation_time
ccj__version

Custom Post Types 1

ID	Name
custom-css-js	Custom Code

Meta Boxes

{
    "custom-css-js": {
        "custom-code-options": "Options",
        "previewdiv": "Preview",
        "url-rules": "Apply only on these URLs",
        "revisionsdiv": "Code Revisions"
    }
}

Roles 1

ID	Name
css_js_designer	Web Designer

Capabilities 10

edit_custom_css
read_custom_css
delete_custom_css
edit_custom_csss
edit_others_custom_csss
publish_custom_csss
delete_custom_csss
delete_published_custom_csss
delete_others_custom_csss
edit_published_custom_csss

PHP Error Log

The log file is empty.

Simple Custom CSS and JS 3.14