51Degrees 4.5.18

Does 51Degrees work with WordPress 7.0 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
6PHP deprecation warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 130.53 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.112 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version7.0
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 20+
WordPress.org page https://wordpress.org/plugins/51degrees-optimize-by-device-location/
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Pages 9

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=51degrees-optimize-by-device-location%2Ffiftyonedegrees.php&plugin_status=all&paged=1&s&_wpnonce=133b2ab189
Aspect after-activation
HTTP status 200
Load time 0.684 s
Memory usage 4.11 MiB
JS errors None
Resource errors None

Settings → 51Degrees

Page screenshot: Settings → 51Degrees
URL /wp-admin/options-general.php?page=51Degrees
Aspect menu-item
HTTP status 200
Load time 0.483 s
Memory usage 4.01 MiB
JS errors None
Resource errors None

Settings → 51Degrees → Google Analytics

Page screenshot: Settings → 51Degrees → Google Analytics
URL /wp-admin/options-general.php?page=51Degrees&tab=google-analytics
Aspect menu-item-tab
HTTP status 200
Load time 0.681 s
Memory usage 3.99 MiB
JS errors None
Resource errors None

Settings → 51Degrees → Properties

Page screenshot: Settings → 51Degrees → Properties
URL /wp-admin/options-general.php?page=51Degrees&tab=properties
Aspect menu-item-tab
HTTP status 200
Load time 0.493 s
Memory usage 3.99 MiB
JS errors None
Resource errors None

Settings → 51Degrees → Robots.txt

Page screenshot: Settings → 51Degrees → Robots.txt
URL /wp-admin/options-general.php?page=51Degrees&tab=robots
Aspect menu-item-tab
HTTP status 200
Load time 0.644 s
Memory usage 4.04 MiB
JS errors None
Resource errors None

Settings → 51Degrees → Suspicious

Page screenshot: Settings → 51Degrees → Suspicious
URL /wp-admin/options-general.php?page=51Degrees&tab=suspicious
Aspect menu-item-tab
HTTP status 200
Load time 0.709 s
Memory usage 4 MiB
JS errors None
Resource errors None

Settings → 51Degrees → PMP

Page screenshot: Settings → 51Degrees → PMP
URL /wp-admin/options-general.php?page=51Degrees&tab=pmp
Aspect menu-item-tab
HTTP status 200
Load time 0.535 s
Memory usage 4 MiB
JS errors None
Resource errors None

Settings → 51Degrees → Help

Page screenshot: Settings → 51Degrees → Help
URL /wp-admin/options-general.php?page=51Degrees&tab=help
Aspect menu-item-tab
HTTP status 200
Load time 1.617 s
Memory usage 3.99 MiB
JS errors None
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 0.269 s
Memory usage 4.3 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.803 s1.244 s+0.441 s3.93 MiB4.07 MiB+ 144.6 KiB
/wp-admin/edit.php0.543 s0.725 s+0.182 s3.98 MiB4.12 MiB+ 143.3 KiB
/wp-admin/post-new.php2.227 s2.164 s-0.063 s6.56 MiB6.69 MiB+ 137.48 KiB
/wp-admin/upload.php0.713 s0.706 s-0.007 s3.89 MiB4.03 MiB+ 145.62 KiB
/wp-admin/options-writing.php0.579 s0.642 s+0.063 s3.86 MiB3.99 MiB+ 129.62 KiB
/wp-admin/media-new.php1.004 s1.079 s+0.075 s3.85 MiB3.99 MiB+ 137.81 KiB
/wp-admin/edit-tags.php?taxonomy=category0.522 s0.643 s+0.121 s3.86 MiB4 MiB+ 142.67 KiB
/wp-admin/post-new.php?post_type=page1.461 s2.079 s+0.618 s6.55 MiB6.68 MiB+ 134.21 KiB
/wp-admin/options-discussion.php0.762 s0.634 s-0.128 s3.86 MiB3.99 MiB+ 125.8 KiB
/wp-admin/edit-comments.php0.548 s0.557 s+0.009 s3.89 MiB4.01 MiB+ 125.62 KiB
/0.306 s0.230 s-0.076 s4.23 MiB4.3 MiB+ 69.14 KiB
Average 0.861 s0.973 s+0.112 s4.41 MiB4.53 MiB+ 130.53 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
Language % Lines of code Comment lines Files
PHP92.3%4,0721,34524
JavaScript4.0%177593
YAML1.6%70533
JSON1.2%5203
CSS0.9%4111
Total 4,412 1,458 34

PHP Code Analysis | More results »

Lines of code 3,253
Total complexity 638
Median class complexity 24.0
Median method complexity 3.0
Most complex class FiftyoneService
Most complex function FiftyOneDegreesRobotsTxt::enforce_crawler_redirect()
Classes 15
Methods 148
Functions 5

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 23

PHP Error Log 6 lines

[04-Jun-2026 20:12:20 UTC] PHP Deprecated:  stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.wp-scripts.php on line 213
[04-Jun-2026 20:12:23 UTC] PHP Deprecated:  stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.wp-scripts.php on line 213
[04-Jun-2026 20:12:26 UTC] PHP Deprecated:  stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.wp-scripts.php on line 213
[04-Jun-2026 20:12:31 UTC] PHP Deprecated:  stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.wp-scripts.php on line 213
[04-Jun-2026 20:12:34 UTC] PHP Deprecated:  stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.wp-scripts.php on line 213
[04-Jun-2026 20:12:36 UTC] PHP Deprecated:  stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /wp-includes/functions.wp-scripts.php on line 213
See also: All tests for this plugin