PHP Delete all files in a directory

Example

The code is as follows

Array_map (' unlink ', glob (' * '));

This sentence can be deleted so the file under the directory, we can also specify the directory, such as

The code is as follows

Array_map (' unlink ', glob (' aaa/* '));

is the AA directory all the files, the following three functions

Glob () function returns the file name or directory that matches the specified pattern

Unlink () function deletes a file

The Array_map () function returns an array of the actions of the user's custom function. The number of arguments accepted by the callback function should be the same as the number of arrays passed to the Array_map () function