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  4. Debug Bar Constants
Debug Bar Constants icon

Debug Bar Constants

Debug Bar Constants adds three new panels to the Debug Bar that display the defined WP and PHP constants for the current request.

By Juliette Reinders Folmer·Debugbar·Free
5(1 reviews)
·30 active installs·Updated 8 years ago
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As of April 2026, Debug Bar Constants is a WordPress debugbar plugin with 30 active installations and a 5/5 rating from 1 reviews. It has been downloaded 53K+ times in total. Requires WordPress 3.4+ and PHP 5.2.4+. Available on WordPress.org since 2013. Last updated 8 years ago — may have compatibility concerns. Top alternative: Black Bar.

5/51 reviews
30active installs
53K+total downloads
13 yearssince 2013

Overview

Debug Bar Constants adds three new panels to the Debug Bar that display the defined constants available to you as a developer for the current request:

  • WP Constants
  • WP Class Constants
  • PHP Constants

Important

This plugin requires the Debug Bar plugin to be installed and activated.

Also note that this plugin should be used solely for debugging and/or in a development environment and is not intended for use on a production site.

If you like this plugin, please rate and/or review it. If you have ideas on how to make the plugin even better or if you have found any bugs, please report these in the Support Forum or in the GitHub repository.

Read full description on WordPress.org

Screenshots

Ratings & Reviews

51 reviews
5 ★
1
4 ★
0
3 ★
0
2 ★
0
1 ★
0

Compatibility

WordPress3.4+ requiredTested up to 4.9.29
PHP5.2.4+ required

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Frequently Asked Questions

Changelog

2.0.0

Release date: 2018-01-22

  • Improved compatibility with PHP 7.2.
  • Improved compatibility with the upcoming v 0.10.0 of the Debug Bar plugin.
  • I18n/I10n: Improved text strings for localization.
  • Updated the pretty print dependency to v1.8.0.
  • Refactoring of part of the code base. No functional changes.

…and 3 more changes

View full changelog on WordPress.org

Contributors

Juliette Reinders FolmerJuliette Reinders Folmer
Plugin Info
Version
2.0.0
Last Updated
Jan 22, 2018
WP Requires
3.4+
Tested Up To
4.9.29
PHP Requires
5.2.4+
Active Installs
30
Downloads
53K+
Added
Apr 28, 2013
Business
Free

Tags

debugbarconstantsdebug bardebug bar constants

Developer

J
Juliette Reinders Folmer
9 plugins0.0M+ total installs
View all plugins →

Quick Compare

Debug Bar Constants vs Black Bar→Debug Bar Constants vs Debug Bar Post Types→Debug Bar Constants vs Debug Bar Shortcodes→

Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.