WooCommerce PDF Invoices, Packing Slips, Delivery Notes & Shipping Labels 2.8.1

Does "WooCommerce PDF Invoices, Packing Slips, Delivery Notes & Shipping Labels" work with WordPress 5.8 and PHP 7.4.8? A smoke test was performed on .


No PHP errors, warnings or notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Looks good! No problems were detected.

Memory usage: 1.56 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.

WordPress version5.8
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 50,000+
WordPress.org page https://wordpress.org/plugins/print-invoices-packing-slip-labels-for-woocommerce/

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Pages 2

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=print-invoices-packing-slip-labels-for-woocommerce%2Fprint-invoices-packing-slip-labels-for-woocommerce.php&plugin_status=all&paged=1&s&_wpnonce=0ca1145dbe
Aspect after-activation
HTTP status 200
Load time 0.474 s
Memory usage 3.05 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
Aspect front-page
HTTP status 200
Load time 0.193 s
Memory usage 2.92 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.285 s0.508 s+0.223 s3.08 MiB3.09 MiB+ 7.34 KiB
/wp-admin/edit.php0.174 s0.285 s+0.111 s3.11 MiB3.12 MiB+ 7.34 KiB
/wp-admin/post-new.php0.795 s0.929 s+0.134 s5.27 MiB5.28 MiB+ 11.7 KiB
/wp-admin/upload.php0.521 s0.275 s-0.246 s3.03 MiB3.04 MiB+ 6.21 KiB
/wp-admin/options-writing.php0.163 s0.140 s-0.023 s3.02 MiB3.01 MiB- 9.81 KiB
/wp-admin/media-new.php0.244 s0.173 s-0.071 s3.01 MiB3.01 MiB+ 6.38 KiB
/wp-admin/edit-tags.php?taxonomy=category0.168 s0.180 s+0.012 s3.04 MiB3.05 MiB+ 7.29 KiB
/wp-admin/post-new.php?post_type=page0.574 s0.588 s+0.014 s5.26 MiB5.26 MiB+ 7.29 KiB
/wp-admin/options-discussion.php0.208 s0.293 s+0.085 s3 MiB3.01 MiB+ 6.7 KiB
/wp-admin/edit-comments.php0.196 s0.206 s+0.010 s3.04 MiB3.05 MiB+ 6.2 KiB
/0.280 s0.196 s-0.084 s2.96 MiB2.92 MiB- 39.43 KiB
Average 0.328 s0.343 s+0.015 s3.44 MiB3.44 MiB+ 1.56 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
Language % Lines of code Comment lines Files
PO File40.3%11,3967,99813
Total 28,275 10,122 93

PHP Code Analysis | More results »

Lines of code 9,629
Total complexity 1,725
Median class complexity 35.0
Median method complexity 2.0
Most complex class Wf_Woocommerce_Packing_List_CustomizerLib
Most complex function Wf_Woocommerce_Packing_List_CustomizerLib::generate_product_table_product_row_html()
Classes 27
Methods 390
Functions 12


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 10

PHP Error Log

The log file is empty.

See also: All tests for this plugin