Explain the difference between $message and $$message.

Explain the difference between $message and $$message.

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: easy

标签: interviewbit, php, topic-specific, backend

参考答案摘要

The main difference between the $message and $$message is given below: | $message | $$message | | --- | --- | | $message is a regular variable. | $$message is a reference variable. | | It has a fixed ...

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