Beike Product & Technology
Jun 22, 2018 · Backend Development
Understanding PHP Execution: Zend VM Process, Opcodes, and Opcache
This article explains how PHP code is compiled and executed by the Zend virtual machine, detailing the four compilation stages, the structure of opcodes and execution data, the different dispatch mechanisms, and the role of Opcache in improving performance.
OpCachePHPbackend development
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