Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme 2.7.6

Does KingComposer work with WordPress 4.9.8 and PHP 7.0.16? A smoke test was performed on .

Summary

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

Memory usage: 631.98 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 version4.9.8
PHP version7.0.16
MySQL version5.7.17
PHP memory limit256M
Plugin Info
Last updated
Active installs 70,000+
WordPress.org page https://wordpress.org/plugins/kingcomposer/
Badges

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Pages 7

King Composer WP ‹ Test site — WordPress

Page screenshot: King Composer WP ‹ Test site — WordPress
URL /wp-admin/admin.php?page=kingcomposer&screen=welcome
Requested URL /wp-admin/plugins.php?action=activate&plugin=kingcomposer%2Fkingcomposer.php&plugin_status=all&paged=1&s&_wpnonce=9729809dac
Aspect after-activation
HTTP status 200 OK
Load time 0.141 s
Memory usage 3.7 MiB
JS errors None
Resource errors None

KingComposer

Page screenshot: KingComposer
URL /wp-admin/admin.php?page=kingcomposer
Aspect menu-item
HTTP status 200 OK
Load time 0.096 s
Memory usage 3.58 MiB
JS errors None
Resource errors None

KingComposer → Shortcode Mapper

Page screenshot: KingComposer → Shortcode Mapper
URL /wp-admin/admin.php?page=kc-mapper
Aspect menu-item
HTTP status 200 OK
Load time 0.087 s
Memory usage 3.99 MiB
JS errors
[
    {
        "message": "TypeError: undefined is not an object (evaluating 'new kc.backbone.views')",
        "trace": [
            {
                "file": "/wp-content/plugins/kingcomposer/assets/js/kc.tools.js?ver=2.7.6",
                "line": 513,
                "function": ""
            }
        ]
    },
    {
        "message": "TypeError: undefined is not an object (evaluating 'new kc.backbone.views')",
        "trace": [
            {
                "file": "/wp-content/plugins/kingcomposer/assets/js/kc.views.js?ver=2.7.6",
                "line": 18,
                "function": ""
            }
        ]
    }
]
Resource errors None

KingComposer → Extensions

Page screenshot: KingComposer → Extensions
URL /wp-admin/admin.php?page=kc-extensions
Aspect menu-item
HTTP status 200 OK
Load time 0.769 s
Memory usage 3.8 MiB
JS errors None
Resource errors None

KingComposer → Sections Manager

Page screenshot: KingComposer → Sections Manager
URL /wp-admin/edit.php?post_type=kc-section
Aspect menu-item
HTTP status 200 OK
Load time 0.055 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 OK
Load time 0.101 s
Memory usage 3.36 MiB
JS errors None
Resource errors None

Widgets ‹ Test site — WordPress

Page screenshot: Widgets ‹ Test site — WordPress
URL /wp-admin/widgets.php
Aspect new-sidebar-widgets
HTTP status 200 OK
Load time 0.138 s
Memory usage 3.66 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.124 s0.049 s-0.075 s3.11 MiB3.68 MiB+ 578.12 KiB
/wp-admin/edit.php0.096 s0.108 s+0.012 s3.14 MiB3.7 MiB+ 578.16 KiB
/wp-admin/post-new.php0.176 s0.061 s-0.115 s3.2 MiB3.78 MiB+ 585.62 KiB
/wp-admin/upload.php0.097 s0.059 s-0.038 s2.97 MiB3.54 MiB+ 576.63 KiB
/wp-admin/options-writing.php0.077 s0.082 s+0.005 s2.96 MiB3.58 MiB+ 630.8 KiB
/wp-admin/media-new.php0.044 s0.080 s+0.036 s2.96 MiB3.52 MiB+ 576.63 KiB
/wp-admin/edit-tags.php?taxonomy=category0.081 s0.089 s+0.008 s3 MiB3.62 MiB+ 640.63 KiB
/wp-admin/post-new.php?post_type=page0.158 s0.108 s-0.050 s3.21 MiB4.12 MiB+ 934.94 KiB
/wp-admin/options-discussion.php0.083 s0.079 s-0.004 s2.96 MiB3.52 MiB+ 577.03 KiB
/wp-admin/edit-comments.php0.081 s0.129 s+0.048 s3 MiB3.63 MiB+ 640.73 KiB
/0.072 s0.136 s+0.064 s2.74 MiB3.36 MiB+ 632.5 KiB
Average 0.099 s0.089 s-0.010 s3.02 MiB3.64 MiB+ 631.98 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

Custom Post Types 1

ID Name
kc-sectionKC Sections

Sidebar Widgets 1

ID Name
kc_widget_contentKC Content

Capabilities 1

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide KingComposer Admin Menus