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Boost Your PHP Performance: A General Overview of Faster Function Alternatives (Part 3/4)

Roman Huliak
3 min read6 days ago

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In the , we covered some of the native functions in PHP 8+, comparing their slower and faster alternatives. If you haven’t read it yet, check it out here:

Now, we continue our deep dive into function performance by benchmarking more PHP functions. And trust me, this list is quite long, with many cases where a faster alternative exists.

Performance Comparisons

Below are function comparisons with an explanation of which is faster and why.

Comparison of PHP Functions in Terms of Speed and Efficiency

In this article, we will compare various PHP functions, analyze their speed and efficiency, and provide real-world usage examples.

1. array_key_exists() vs. isset()

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Roman Huliak
Roman Huliak

Written by Roman Huliak

Full Stack Developer with 15 years of experience in ERP systems, skilled in leadership, analysis, and end-to-end development.

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