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Tag: Iterator

Introduction to Iterators and Generators in PHP

2017-10-16 Jeroen 2 Comments

In this post I demonstrate an effective way to create iterators and generators in PHP and provide an example of…

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Posted in: Programming Filed under: Collections, Generators, Iterator, PHP, Planet Wikimedia, Rewindable Generator

Yield in PHPUnit data providers

2017-10-09 Jeroen 1 Comment

Initially I started creating a general post about PHP Generators, a feature introduced in PHP 5.5. However since I keep…

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Posted in: Programming Filed under: Clean Code, Generators, Iterator, PHP, PHPUnit, Planet Wikimedia, Testing

Wikidata/Wikibase Json Dump Reader

2015-11-08 Jeroen 3 Comments

I’ve created a small PHP library to read from, and iterate through, Wikidata/Wikibase JSON dumps. Wikidata is the free knowledge…

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Posted in: Programming, Software Filed under: Iterator, PHP, Planet Wikimedia, Wikibase, Wikibase DataModel, wikidata, Wikidata dump

Rewindable PHP Generators

Jeroen 2 Comments

Today I was refactoring some code in one of my libraries, and ended up replacing a named Iterator class with…

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Posted in: Programming, Software Filed under: Adapter, Generators, Iterator, Library, Open Source, PHP, Planet Wikimedia, Rewindable Generator

Lazy iterators in PHP and Python

2015-08-19 Jeroen 6 Comments

I recently watched Clean Code Episode 34: Pattern Apocalypse, which is about several design patterns, including the Iterator. Afterwards I…

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Posted in: Programming Filed under: Clean Code, Design patterns, Generators, Higher order functions, Iterator, Lazy evaluation, Lessons learned, PHP, Python

Some fun with iterators

2014-07-14 Jeroen 5 Comments

Sometimes you need to loop over a big pile of stuff and execute an action for each item. In the…

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Posted in: Programming Filed under: Batching, Iterator, Open Source, PHP, Planet Wikimedia, Software design, Wikibase, wikidata

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