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This article mainly introduces the relevant knowledge of what the concept of time in PHP is, the content is detailed and easy to understand, the operation is simple and fast, and it has a certain reference value. I believe you will gain something after reading this article on the concept of time in PHP. Let's take a look at it.

In PHP, time means "time" and is a built-in function in PHP that returns the number of seconds from the Unix era to the current time. The result is an integer containing the current time Unix timestamp, which has no parameters and the syntax is "time ()".

This article operating environment: Windows10 system, PHP7.1 version, Dell G3 computer

What does PHP's time mean?

The time () function returns the number of seconds in the current time since the Unix era (January 1 1970 00:00:00 GMT).

Time () is a built-in function in PHP that returns the number of seconds from the Unix era to the current time (unix timestamp)

The syntax is:

Time ()

Return value: returns an integer containing the Unix timestamp of the current time.

Examples are as follows:

Output result:

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