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The behavior will be the same as if the current yield expression was replaced with a throw $exception statement. If the generator is already closed when this method is invoked, the exception will be thrown in the caller's context instead.
Nov 23, 2023 · In PHP, generators are a powerful feature introduced in PHP 5.5 that allows you to iterate over a set of data without needing to create an array in memory. They provide a memory-efficient way to ...
- Erland Muchasaj
May 21, 2025 · Learn about PHP generators for memory-efficient iteration. This tutorial explains generator syntax, use cases, and how they differ from normal functions.
Generator::key — Get the yielded key Generator::next — Resume execution of the generator Generator::rewind — Rewind the iterator Generator::send — Send a value to the generator Generator::throw — Throw an exception into the generator Generator::valid — Check if the iterator has been closed Generator::__wakeup — Serialize callback
If the generator is already closed when this method is invoked, the exception will be thrown in the caller's context instead.
If the generator is already closed when this method is invoked, the exception will be thrown in the caller's context instead.
Master PHP generators for memory-efficient data processing, lazy evaluation, and handling large datasets with practical examples and best practices.
