Brent • 5/23/2020

PHP 7.4 in 7 code blocks

This article summarizes the major new features introduced in PHP 7.4, the final release in the 7.* series. It uses seven code blocks to demonstrate highlights such as arrow functions (short closures), typed class properties, the null coalescing assignment operator, covariant return types, the array spread operator, numeric literal separators, and the performance-enhancing preloading functionality.

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#arrow functions #php #null-coalescing operator