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Power Tools: Arrow Functions & Array Helpers

9 min · PHP

Write compact arrow functions and transform arrays with array_map and array_filter.

PHP · Power Tools: Arrow Functions & Array Helpers0/5 cleared

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An arrow function is a one-line shorthand: fn($params) => expression. It automatically captures variables from the surrounding scope, and the expression's value is returned — no return keyword needed.

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Syntax Skeleton

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