Explain type hinting in PHP

Explain type hinting in PHP

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: interviewbit, php, topic-specific, backend

参考答案摘要

In PHP, type hinting is used to specify the expected data type (arrays, objects, interface, etc.) for an argument in a function declaration. It was introduced in PHP 5. Whenever the function is called...

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