Description
String Replacer lets you define pairs of strings to search and replace across your WordPress site — including content, post titles, footer text, and outgoing emails. It works instantly and includes a simple admin interface for managing replacements.
Features
- Replace strings in:
- Post titles
- Post content
- Site-wide output (e.g., footer, widgets, etc.)
- Outgoing emails (
wp_mail()
)
- Simple admin UI with:
- Add/remove rows
- Live search
- Pagination
- Replaces email addresses and works inside
mailto:
links - Preserves leading and trailing spaces in replacement strings
- Supports multilingual and branding replacement use cases
- Fully local, compliant with WordPress plugin guidelines
Usage
- In the admin screen, add one or more rows:
- “Original String” (e.g.,
Hello
) - “Replacement String” (e.g.,
Bonjour
)
- “Original String” (e.g.,
- Save your changes.
- The plugin will handle replacements in frontend output and emails automatically.
Examples
- Replace
support@oldsite.com
help@newbrand.com
- Replace
Hello
Bonjour
- Replace
ACME Inc.
NewCorp
- Replace
"Hello "
(with a space)"Hi "
(space preserved)
Filters & Extensibility
This plugin hooks into:
– the_title
and the_content
– template_redirect
output buffering
– wp_mail
filter (subject, message, and headers)
Developers can use STRIRE_replace_strings( $text )
to apply replacements manually in custom contexts.
Author
Created by Ionut Baldazar
GitHub: https://github.com/baiatulutata
Email: baiatulutata@woomag.ro
Installation
- Upload the plugin to
/wp-content/plugins/
, or install via the WordPress Plugin Directory. - Activate it via the ‘Plugins’ screen.
- Navigate to Settings String Replacer to add your string pairs.
FAQ
-
Will it work with custom post types or WooCommerce?
-
Yes, any output that uses
the_title
orthe_content
filters, or appears in final HTML output, will be processed. This includes many plugins. -
Will it replace strings in dynamic JavaScript or AJAX responses?
-
No, it only replaces visible strings rendered in HTML or passed through known filters.
Reviews
Contributors & Developers
“String Replacer” is open source software. The following people have contributed to this plugin.
ContributorsTranslate “String Replacer” into your language.
Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
Changelog
1.4.2
- Added support for preserving leading/trailing whitespace in string replacements
- Improved sanitization logic using
wp_unslash()
- Updated plugin description and feature list
1.4.1
- Changed contact information in readme files
1.4
- Various fixes to get the plugin approved in the directory
1.3
- Fixed Out of Date Libraries
- Allowing Direct File Access to plugin files
1.2
- Added
wp_mail
support for replacing strings in emails - Added search, pagination, and better sanitization in the admin grid
- Localized all scripts and removed CDN dependencies for WP.org compliance