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See Release Notes

  • Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
  • Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.

Differences Between: [Versions 310 and 402] [Versions 311 and 402] [Versions 39 and 402]

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Defines 1 class

Transformer:: (2 methods):
  fit()
  transform()


Interface: Transformer  - X-Ref

fit(array $samples, ?array $targets = null)   X-Ref
most transformers don't require targets to train so null allow to use fit method without setting targets


transform(array &$samples, ?array &$targets = null)   X-Ref
No description