Touch()

Introduction

In PHP, the touch() function is used to set the modification and access time of a file. It is a useful function for working with files in your PHP scripts. In this article, we will cover everything you need to know about the touch() function, including its syntax, parameters, and examples of how it can be used.

Understanding the touch() Function

The touch() function in PHP is used to set the modification and access time of a file. It takes two parameters: the name of the file and the timestamp.

When you use touch(), PHP sets the modification and access time of the file to the specified timestamp. This can be useful for working with files in your PHP scripts.

Syntax of the touch() Function

The syntax of the touch() function is as follows:

touch($filename, $time);

Here, $filename is the name of the file, and $time is the timestamp in Unix format.

Examples of Using touch()

Let's take a look at an example of how the touch() function can be used in PHP.

Example 1: Updating the Modification and Access Time of a File

touch('example.txt', time());

This example updates the modification and access time of the example.txt file to the current time using the touch() function.

Conclusion

The touch() function in PHP is a useful function for working with files in your PHP scripts. We hope that this article has given you a better understanding of how touch() works and how it can be used in your own projects.