What are the php comments?

Comments in PHP code will not be read and executed as programs. Its only purpose is to be read by code editors.

PHP supports three types of comments

1. Start with // as a single-line comment. For example:

2. Start with # as a single-line comment. For example:

3. Multi-line comments starting with /* and ending with * /. For example:

Note: There should be no space between * and / above.

The role of php comments

1. Explain the code function;

2.Debug the program.

Note: It is necessary to comment in the code. Standard comments make the source code easier for humans to understand, and can help us understand the code written by others or ourselves before.

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