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Design Pattern

Template Method

Define an algorithm skeleton and let subclasses fill in steps.

behavioral

Visual Diagram

generate()
-> fetch
-> format
-> render
steps vary

When To Use

  • ->Report generation
  • ->ETL pipelines
  • ->Test lifecycle hooks
  • ->Import/export workflows
Used in: Report generators, test runners, ETL jobs
template.js

Live Editor

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Output

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