$classLoader API variable / WireClassLoader class

The ProcessWire $classLoader API variable handles autoloading of classes and modules.

This class loader is similar to a PSR-4 autoloader but with knowledge of modules.


Click any linked item for full usage details and examples. Hookable methods are indicated with the icon.

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API reference based on ProcessWire core version 3.0.209

Twitter updates

  • Adding custom actions to ProcessWire image fields in the admin, part of this week’s dev branch additions: More
    27 January 2023
  • ProcessWire 3.0.210 new main/master version released— More
    6 January 2023
  • ProcessWire 3.0.209: Core updates and an interesting AI that knows ProcessWire– More
    30 December 2022

Latest news

  • ProcessWire Weekly #454
    In the 454th issue of ProcessWire Weekly we'll introduce a couple of brand new third party modules, check out what's new in the latest dev version of ProcessWire (3.0.211), and more. Read on!
    Weekly.pw / 21 January 2023
  • ProcessWire 3.0.210 new main/master version
    140 commits, 55 resolved issues, dozens of new features, eight contributors, and five new pull requests make yet another great new version of ProcessWire.
    Blog / 6 January 2023
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“ProcessWire is like a breath of fresh air. So powerful yet simple to build with and customise, and web editors love it too.” —Margaret Chatwin, Web developer