QR Code Composer 3.0.0

Does QR Code Composer work with WordPress 6.8.2 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
2PHP warnings
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 147.88 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 version6.8.2
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 2,000+
WordPress.org page https://wordpress.org/plugins/qr-code-composer/
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Pages 10

QR Composer ‹ Test site — WordPress

Page screenshot: QR Composer ‹ Test site — WordPress
URL /wp-admin/admin.php?page=qr_composer
Requested URL /wp-admin/plugins.php?action=activate&plugin=qr-code-composer%2Fqrc_composer.php&plugin_status=all&paged=1&s&_wpnonce=57e13658d9
Aspect after-activation
HTTP status 200
Load time 1.520 s
Memory usage 3.97 MiB
JS errors None
Resource errors None

QR Composer

Page screenshot: QR Composer
URL /wp-admin/admin.php?page=qr_composer
Aspect menu-item
HTTP status 200
Load time 0.990 s
Memory usage 3.64 MiB
JS errors None
Resource errors None

QR Composer → Shortcode Generator(PRO)

Page screenshot: QR Composer → Shortcode Generator(PRO)
URL /wp-admin/admin.php?page=qrc_shortcode
Aspect menu-item
HTTP status 200
Load time 0.199 s
Memory usage 3.64 MiB
JS errors None
Resource errors None

QR Composer → Order QR Code (PRO)

Page screenshot: QR Composer → Order QR Code (PRO)
URL /wp-admin/admin.php?page=qrc_ordermail
Aspect menu-item
HTTP status 200
Load time 0.207 s
Memory usage 3.64 MiB
JS errors None
Resource errors None

QR Composer → Download Vcard (PRO)

Page screenshot: QR Composer → Download Vcard (PRO)
URL /wp-admin/admin.php?page=qrc_vcardlist
Aspect menu-item
HTTP status 200
Load time 0.192 s
Memory usage 3.64 MiB
JS errors None
Resource errors None

QR Composer → Download QR Code(PRO)

Page screenshot: QR Composer → Download QR Code(PRO)
URL /wp-admin/admin.php?page=qrc_list_view
Aspect menu-item
HTTP status 200
Load time 0.177 s
Memory usage 3.64 MiB
JS errors None
Resource errors None

QR Composer → Bulk Print (PRO)

Page screenshot: QR Composer →  Bulk Print (PRO)
URL /wp-admin/admin.php?page=qrc_print_pdf
Aspect menu-item
HTTP status 200
Load time 0.204 s
Memory usage 3.64 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 0.324 s
Memory usage 3.5 MiB
JS errors None
Resource errors None

Add Post ‹ Test site — WordPress

Page screenshot: Add Post ‹ Test site — WordPress
URL /wp-admin/post-new.php
Aspect new-meta-boxes
HTTP status 200
Load time 0.673 s
Memory usage 6.24 MiB
JS errors None
Resource errors None

Add Page ‹ Test site — WordPress

Page screenshot: Add Page ‹ Test site — WordPress
URL /wp-admin/post-new.php?post_type=page
Aspect new-meta-boxes
HTTP status 200
Load time 0.907 s
Memory usage 6.23 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.351 s0.703 s+0.352 s3.51 MiB3.66 MiB+ 156.48 KiB
/wp-admin/edit.php0.227 s0.208 s-0.019 s3.57 MiB3.72 MiB+ 155.73 KiB
/wp-admin/post-new.php0.859 s1.129 s+0.270 s6.06 MiB6.24 MiB+ 184.87 KiB
/wp-admin/upload.php0.811 s0.380 s-0.431 s3.52 MiB3.67 MiB+ 146.63 KiB
/wp-admin/options-writing.php0.244 s0.199 s-0.045 s3.5 MiB3.64 MiB+ 142.31 KiB
/wp-admin/media-new.php0.303 s0.229 s-0.074 s3.49 MiB3.64 MiB+ 150.51 KiB
/wp-admin/edit-tags.php?taxonomy=category0.203 s0.193 s-0.010 s3.5 MiB3.66 MiB+ 161.18 KiB
/wp-admin/post-new.php?post_type=page0.785 s0.867 s+0.082 s6.05 MiB6.23 MiB+ 180.39 KiB
/wp-admin/options-discussion.php0.317 s0.294 s-0.023 s3.5 MiB3.64 MiB+ 138.81 KiB
/wp-admin/edit-comments.php0.441 s0.233 s-0.208 s3.52 MiB3.67 MiB+ 146.31 KiB
/0.363 s0.339 s-0.024 s3.43 MiB3.5 MiB+ 63.5 KiB
Average 0.446 s0.434 s-0.012 s3.97 MiB4.12 MiB+ 147.88 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
JavaScript
Language % Lines of code Comment lines Files
PHP48.4%3,22673827
CSS34.8%2,321434
JavaScript16.7%1,11525410
SVG0.0%202
Total 6,664 1,035 43

PHP Code Analysis | More results »

Lines of code 3,345
Total complexity 406
Median class complexity 16.0
Median method complexity 1.0
Most complex class QR_code_Admin_settings
Most complex function QRCAdminMain::qrc_option_func()
Classes 21
Methods 156
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.

Meta Boxes

{
    "post": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "page": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "wp_template": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "wp_template_part": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "wp_global_styles": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "wp_navigation": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "wp_font_family": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "wp_font_face": {
        "qrccompoer_metabox": {
            "title": "QR Code Composer",
            "context": "advanced"
        }
    },
    "": {
        "vCardQR": {
            "title": "vCard QR",
            "context": "normal"
        }
    }
}

PHP Error Log 2 lines

[17-Jul-2025 20:32:20 UTC] PHP Warning:  Attempt to read property "name" on array in /wp-content/plugins/qr-code-composer/admin/class_qr_code_print.php on line 114
[17-Jul-2025 20:32:20 UTC] PHP Warning:  Attempt to read property "name" on array in /wp-content/plugins/qr-code-composer/admin/class_qr_code_print.php on line 114
See also: All tests for this plugin, How to Hide QR Code Composer Admin Menus and Meta Boxes