WordPress The Right Way
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  • WordPress The Right Way
  • Getting Started
  • Debugging
    • Error Logging
    • Handling Errors
    • Tools
    • Constants of wp-config.php
  • Data
  • Core
  • Code Style Guide
  • I18n
  • JavaScript
  • Multisite
  • Queries
    • User Queries
    • SQL
    • Taxonomy and Term Queries
    • Comment Queries
    • Post Queries
  • Routing
    • The Main Loop & Template Loading
    • What Are Query Variables and Where Do They Come From?
    • Clashes, Slugs, & Debugging
    • Rewrite Rules
  • Security
    • Secure HTTP
    • Standalone PHP Files
  • Servers And Deployment
    • Migrations
    • WP CLI
  • Templates
  • Testing
    • Testing Theory
      • Test Driven Development
      • Unit Testing
      • Behavior Driven Development
    • Testing Plugins
    • WP_UnitTestCase
  • Widgets
  • Community
  • Credits
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  1. Routing

Rewrite Rules

  • Rewrite rules are based on regular expressions

  • Regular expressions map nice URLs on to uglier query var based URLs that can be parsed

  • Rewrite rules have priority/order

  • Rewrite rules are generated then stored in the database

  • Rebuilding rewrite rules is expensive

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Last updated 4 years ago